svgui/pyjs/pyjs.py
author Edouard Tisserant
Wed, 31 Jan 2018 11:21:08 +0100
changeset 1914 99f8cfa80b15
parent 1881 091005ec69c4
child 2415 f7d8891fe708
permissions -rw-r--r--
launcher : move call to ShowSplashScreen and BackgroundInitialization to PreStart()
It doesn't change behaviour of launcher in beremiz, but may have some impact on some customizations.
Some customizations need to squeeze some bitmap folder init in between app creation and ShowSplashScreen
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#!/usr/bin/env python
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# Copyright 2006 James Tauber and contributors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# pylint: disable=no-absolute-import
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from __future__ import print_function
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import sys
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from types import StringType
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import compiler
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from compiler import ast
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import os
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import copy
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import cStringIO
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# the standard location for builtins (e.g. pyjslib) can be
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# over-ridden by changing this.  it defaults to sys.prefix
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# so that on a system-wide install of pyjamas the builtins
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# can be found in e.g. {sys.prefix}/share/pyjamas
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#
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# over-rides can be done by either explicitly modifying
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# pyjs.prefix or by setting an environment variable, PYJSPREFIX.
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prefix = sys.prefix
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if 'PYJSPREFIX' in os.environ:
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    prefix = os.environ['PYJSPREFIX']
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# pyjs.path is the list of paths, just like sys.path, from which
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# library modules will be searched for, for compile purposes.
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# obviously we don't want to use sys.path because that would result
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# in compiling standard python modules into javascript!
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path = [os.path.abspath('')]
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if 'PYJSPATH' in os.environ:
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    for p in os.environ['PYJSPATH'].split(os.pathsep):
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        p = os.path.abspath(p)
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        if os.path.isdir(p):
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            path.append(p)
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# this is the python function used to wrap native javascript
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NATIVE_JS_FUNC_NAME = "JS"
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UU = ""
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PYJSLIB_BUILTIN_FUNCTIONS = ("cmp",
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                             "map",
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                             "filter",
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                             "dir",
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                             "getattr",
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                             "setattr",
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                             "hasattr",
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                             "int",
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                             "float",
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                             "str",
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                             "repr",
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                             "range",
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                             "len",
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                             "hash",
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                             "abs",
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                             "ord",
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                             "chr",
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                             "enumerate",
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                             "min",
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                             "max",
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                             "bool",
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                             "type",
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                             "isinstance")
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PYJSLIB_BUILTIN_CLASSES = ("BaseException",
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                           "Exception",
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                           "StandardError",
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                           "StopIteration",
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                           "AttributeError",
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                           "TypeError",
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                           "KeyError",
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                           "LookupError",
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                           "list",
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                           "dict",
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                           "object",
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                           "tuple")
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def pyjs_builtin_remap(name):
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    # XXX HACK!
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    if name == 'list':
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        name = 'List'
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    if name == 'object':
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        name = '__Object'
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    if name == 'dict':
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        name = 'Dict'
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    if name == 'tuple':
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        name = 'Tuple'
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    return name
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# XXX: this is a hack: these should be dealt with another way
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# however, console is currently the only global name which is causing
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# problems.
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PYJS_GLOBAL_VARS = ("console")
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# This is taken from the django project.
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# Escape every ASCII character with a value less than 32.
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JS_ESCAPES = (
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    ('\\', r'\x5C'),
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    ('\'', r'\x27'),
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    ('"', r'\x22'),
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    ('>', r'\x3E'),
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    ('<', r'\x3C'),
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    ('&', r'\x26'),
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    (';', r'\x3B')
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    ) + tuple([('%c' % z, '\\x%02X' % z) for z in range(32)])
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def escapejs(value):
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    """Hex encodes characters for use in JavaScript strings."""
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    for bad, good in JS_ESCAPES:
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        value = value.replace(bad, good)
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    return value
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def uuprefix(name, leave_alone=0):
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    name = name.split(".")
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    name = name[:leave_alone] + map(lambda x: "__%s" % x, name[leave_alone:])
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    return '.'.join(name)
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class Klass(object):
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    klasses = {}
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    def __init__(self, name, name_):
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        self.name = name
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        self.name_ = name_
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        self.klasses[name] = self
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        self.functions = set()
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    def set_base(self, base_name):
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        self.base = self.klasses.get(base_name)
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    def add_function(self, function_name):
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        self.functions.add(function_name)
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class TranslationError(Exception):
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    def __init__(self, message, node):
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        Exception.__init__(self)
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        self.message = "line %s:\n%s\n%s" % (node.lineno, message, node)
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    def __str__(self):
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        return self.message
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def strip_py(name):
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    return name
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def mod_var_name_decl(raw_module_name):
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    """ function to get the last component of the module e.g.
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        pyjamas.ui.DOM into the "namespace".  i.e. doing
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        "import pyjamas.ui.DOM" actually ends up with _two_
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        variables - one pyjamas.ui.DOM, the other just "DOM".
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        but "DOM" is actually local, hence the "var" prefix.
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        for PyV8, this might end up causing problems - we'll have
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        to see: gen_mod_import and mod_var_name_decl might have
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        to end up in a library-specific module, somewhere.
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    """
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    name = raw_module_name.split(".")
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    if len(name) == 1:
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        return ''
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    child_name = name[-1]
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    return "var %s = %s;\n" % (child_name, raw_module_name)
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def gen_mod_import(parentName, importName, dynamic=1):
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    # pyjs_ajax_eval("%(n)s.cache.js", null, true);
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    return """
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    pyjslib.import_module(sys.loadpath, '%(p)s', '%(n)s', %(d)d, false);
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    """ % ({'p': parentName, 'd': dynamic, 'n': importName}) + \
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        mod_var_name_decl(importName)
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class Translator(object):
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    def __init__(self, mn, module_name, raw_module_name, src, debug, mod, output,
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                 dynamic=0, optimize=False,
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                 findFile=None):
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        if module_name:
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            self.module_prefix = module_name + "."
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        else:
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            self.module_prefix = ""
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        self.raw_module_name = raw_module_name
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        src = src.replace("\r\n", "\n")
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        src = src.replace("\n\r", "\n")
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        src = src.replace("\r",   "\n")
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        self.src = src.split("\n")
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        self.debug = debug
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        self.imported_modules = []
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        self.imported_modules_as = []
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        self.imported_js = set()
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        self.top_level_functions = set()
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        self.top_level_classes = set()
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        self.top_level_vars = set()
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        self.local_arg_stack = [[]]
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        self.output = output
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        self.imported_classes = {}
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        self.method_imported_globals = set()
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        self.method_self = None
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        self.nextTupleAssignID = 1
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        self.dynamic = dynamic
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        self.optimize = optimize
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        self.findFile = findFile
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        if module_name.find(".") >= 0:
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            vdec = ''
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        else:
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            vdec = 'var '
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        self.printo(UU+"%s%s = function (__mod_name__) {" % (vdec, module_name))
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        self.printo("    if("+module_name+".__was_initialized__) return;")
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        self.printo("    "+UU+module_name+".__was_initialized__ = true;")
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        self.printo(UU+"if (__mod_name__ == null) __mod_name__ = '%s';" % (mn))
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        self.printo(UU+"%s.__name__ = __mod_name__;" % (raw_module_name))
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        decl = mod_var_name_decl(raw_module_name)
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        if decl:
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            self.printo(decl)
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        if self.debug:
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            haltException = self.module_prefix + "HaltException"
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            self.printo(haltException + ' = function () {')
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            self.printo('  this.message = "Program Halted";')
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            self.printo('  this.name = "' + haltException + '";')
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            self.printo('}')
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            self.printo('')
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            self.printo(haltException + ".prototype.__str__ = function()")
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            self.printo('{')
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            self.printo('return this.message ;')
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            self.printo('}')
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            self.printo(haltException + ".prototype.toString = function()")
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            self.printo('{')
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            self.printo('return this.name + ": \\"" + this.message + "\\"";')
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            self.printo('}')
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            isHaltFunction = self.module_prefix + "IsHaltException"
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            self.printo(""")
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    %s = function (s) {
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      var suffix="HaltException";
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      if (s.length < suffix.length) {
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        //alert(s + " " + suffix);
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        return false;
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      } else {
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        var ss = s.substring(s.length, (s.length - suffix.length));
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        //alert(s + " " + suffix + " " + ss);
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        return ss == suffix;
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      }
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    }
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                """ % isHaltFunction)
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        for child in mod.node:
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            if isinstance(child, ast.Function):
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                self.top_level_functions.add(child.name)
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            elif isinstance(child, ast.Class):
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                self.top_level_classes.add(child.name)
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        for child in mod.node:
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            if isinstance(child, ast.Function):
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                self._function(child, False)
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            elif isinstance(child, ast.Class):
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                self._class(child)
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            elif isinstance(child, ast.Import):
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                importName = child.names[0][0]
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                if importName == '__pyjamas__':  # special module to help make pyjamas modules loadable in the python interpreter
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                    pass
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                elif importName.endswith('.js'):
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                    self.imported_js.add(importName)
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                else:
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                    self.add_imported_module(strip_py(importName))
371
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   293
            elif isinstance(child, ast.From):
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   294
                if child.modname == '__pyjamas__':  # special module to help make pyjamas modules loadable in the python interpreter
371
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                    pass
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   296
                else:
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   297
                    self.add_imported_module(child.modname)
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   298
                    self._from(child)
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   299
            elif isinstance(child, ast.Discard):
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   300
                self._discard(child, None)
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   301
            elif isinstance(child, ast.Assign):
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   302
                self._assign(child, None, True)
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   303
            elif isinstance(child, ast.AugAssign):
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   304
                self._augassign(child, None)
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diff changeset
   305
            elif isinstance(child, ast.If):
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diff changeset
   306
                self._if(child, None)
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   307
            elif isinstance(child, ast.For):
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diff changeset
   308
                self._for(child, None)
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   309
            elif isinstance(child, ast.While):
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   310
                self._while(child, None)
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   311
            elif isinstance(child, ast.Subscript):
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   312
                self._subscript_stmt(child, None)
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   313
            elif isinstance(child, ast.Global):
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   314
                self._global(child, None)
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diff changeset
   315
            elif isinstance(child, ast.Printnl):
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   316
                self._print(child, None)
371
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   317
            elif isinstance(child, ast.Print):
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   318
                self._print(child, None)
371
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   319
            elif isinstance(child, ast.TryExcept):
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   320
                self._tryExcept(child, None)
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diff changeset
   321
            elif isinstance(child, ast.Raise):
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diff changeset
   322
                self._raise(child, None)
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diff changeset
   323
            elif isinstance(child, ast.Stmt):
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diff changeset
   324
                self._stmt(child, None)
b7cb57a2da08 Adding new svgui support using twisted website HMI
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diff changeset
   325
            else:
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diff changeset
   326
                raise TranslationError("unsupported type (in __init__)", child)
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   327
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   328
        # Initialize all classes for this module
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parents: 1785
diff changeset
   329
        # self.printo("__"+self.modpfx()+\
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parents: 1785
diff changeset
   330
        #          "classes_initialize = function() {\n")
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   331
        # for className in self.top_level_classes:
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parents: 1785
diff changeset
   332
        #    self.printo("\t"+UU+self.modpfx()+"__"+className+"_initialize();")
91796f408540 fix usage of python2-only print statement
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parents: 1785
diff changeset
   333
        # self.printo("};\n")
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parents: 1785
diff changeset
   334
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parents: 1785
diff changeset
   335
        self.printo("return this;\n")
91796f408540 fix usage of python2-only print statement
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parents: 1785
diff changeset
   336
        self.printo("}; /* end %s */ \n" % module_name)
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parents: 1785
diff changeset
   337
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diff changeset
   338
    def printo(self, *args):
91796f408540 fix usage of python2-only print statement
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diff changeset
   339
        print(*args, file=self.output)
371
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   340
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   341
    def module_imports(self):
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   342
        return self.imported_modules + self.imported_modules_as
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   343
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   344
    def add_local_arg(self, varname):
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   345
        local_vars = self.local_arg_stack[-1]
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diff changeset
   346
        if varname not in local_vars:
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   347
            local_vars.append(varname)
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diff changeset
   348
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   349
    def add_imported_module(self, importName):
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   350
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   351
        if importName in self.imported_modules:
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parents:
diff changeset
   352
            return
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   353
        self.imported_modules.append(importName)
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parents:
diff changeset
   354
        name = importName.split(".")
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parents:
diff changeset
   355
        if len(name) != 1:
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parents:
diff changeset
   356
            # add the name of the module to the namespace,
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parents:
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   357
            # but don't add the short name to imported_modules
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parents:
diff changeset
   358
            # because then the short name would be attempted to be
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parents:
diff changeset
   359
            # added to the dependencies, and it's half way up the
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parents:
diff changeset
   360
            # module import directory structure!
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diff changeset
   361
            child_name = name[-1]
1730
64d8f52bc8c8 clean-up for PEP8: fix W291 trailing whitespace
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 728
diff changeset
   362
            self.imported_modules_as.append(child_name)
1826
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parents: 1785
diff changeset
   363
        self.printo(gen_mod_import(self.raw_module_name,
91796f408540 fix usage of python2-only print statement
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parents: 1785
diff changeset
   364
                                   strip_py(importName),
91796f408540 fix usage of python2-only print statement
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parents: 1785
diff changeset
   365
                                   self.dynamic))
371
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   366
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diff changeset
   367
    def _default_args_handler(self, node, arg_names, current_klass,
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diff changeset
   368
                              output=None):
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diff changeset
   369
        if len(node.defaults):
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diff changeset
   370
            output = output or self.output
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   371
            default_pos = len(arg_names) - len(node.defaults)
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diff changeset
   372
            if arg_names and arg_names[0] == self.method_self:
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diff changeset
   373
                default_pos -= 1
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parents:
diff changeset
   374
            for default_node in node.defaults:
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diff changeset
   375
                if isinstance(default_node, ast.Const):
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diff changeset
   376
                    default_value = self._const(default_node)
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diff changeset
   377
                elif isinstance(default_node, ast.Name):
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parents:
diff changeset
   378
                    default_value = self._name(default_node, current_klass)
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diff changeset
   379
                elif isinstance(default_node, ast.UnarySub):
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parents:
diff changeset
   380
                    default_value = self._unarysub(default_node, current_klass)
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parents:
diff changeset
   381
                else:
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diff changeset
   382
                    raise TranslationError("unsupported type (in _method)", default_node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   383
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   384
                default_name = arg_names[default_pos]
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diff changeset
   385
                default_pos += 1
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   386
                self.printo("    if (typeof %s == 'undefined') %s=%s;" % (default_name, default_name, default_value))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   387
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   388
    def _varargs_handler(self, node, varargname, arg_names, current_klass):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   389
        self.printo("    var", varargname, '= new pyjslib.Tuple();')
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   390
        self.printo("    for(var __va_arg="+str(len(arg_names))+"; __va_arg < arguments.length; __va_arg++) {")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   391
        self.printo("        var __arg = arguments[__va_arg];")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   392
        self.printo("        "+varargname+".append(__arg);")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   393
        self.printo("    }")
371
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parents:
diff changeset
   394
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   395
    def _kwargs_parser(self, node, function_name, arg_names, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   396
        if len(node.defaults) or node.kwargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   397
            default_pos = len(arg_names) - len(node.defaults)
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   398
            if arg_names and arg_names[0] == self.method_self:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   399
                default_pos -= 1
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   400
            self.printo(function_name+'.parse_kwargs = function (', ", ".join(["__kwargs"]+arg_names), ") {")
1847
6198190bc121 explicitly mark unused variables found by pylint with _ or dummy
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1846
diff changeset
   401
            for _default_node in node.defaults:
1846
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   402
                # default_value = self.expr(default_node, current_klass)
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   403
                # if isinstance(default_node, ast.Const):
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   404
                #     default_value = self._const(default_node)
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   405
                # elif isinstance(default_node, ast.Name):
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   406
                #     default_value = self._name(default_node)
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   407
                # elif isinstance(default_node, ast.UnarySub):
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   408
                #     default_value = self._unarysub(default_node, current_klass)
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   409
                # else:
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
   410
                #     raise TranslationError("unsupported type (in _method)", default_node)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   411
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   412
                default_name = arg_names[default_pos]
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   413
                self.printo("    if (typeof %s == 'undefined')" % (default_name))
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   414
                self.printo("        %s=__kwargs.%s;" % (default_name, default_name))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   415
                default_pos += 1
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   416
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   417
            # self._default_args_handler(node, arg_names, current_klass)
1756
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   418
            if node.kwargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   419
                arg_names += ["pyjslib.Dict(__kwargs)"]
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   420
            self.printo("    var __r = "+"".join(["[", ", ".join(arg_names), "]"])+";")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   421
            if node.varargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   422
                self._varargs_handler(node, "__args", arg_names, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   423
                self.printo("    __r.push.apply(__r, __args.getArray())")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   424
            self.printo("    return __r;")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   425
            self.printo("};")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   426
b7cb57a2da08 Adding new svgui support using twisted website HMI
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parents:
diff changeset
   427
    def _function(self, node, local=False):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   428
        if local:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   429
            function_name = node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   430
            self.add_local_arg(function_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   431
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   432
            function_name = UU + self.modpfx() + node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   433
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   434
        arg_names = list(node.argnames)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   435
        normal_arg_names = list(arg_names)
1756
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   436
        if node.kwargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   437
            kwargname = normal_arg_names.pop()
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   438
        if node.varargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   439
            varargname = normal_arg_names.pop()
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   440
        declared_arg_names = list(normal_arg_names)
1756
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   441
        if node.kwargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   442
            declared_arg_names.append(kwargname)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   443
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   444
        function_args = "(" + ", ".join(declared_arg_names) + ")"
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   445
        self.printo("%s = function%s {" % (function_name, function_args))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   446
        self._default_args_handler(node, normal_arg_names, None)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   447
1730
64d8f52bc8c8 clean-up for PEP8: fix W291 trailing whitespace
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 728
diff changeset
   448
        local_arg_names = normal_arg_names + declared_arg_names
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   449
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   450
        if node.varargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   451
            self._varargs_handler(node, varargname, declared_arg_names, None)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   452
            local_arg_names.append(varargname)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   453
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   454
        # stack of local variable names for this function call
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   455
        self.local_arg_stack.append(local_arg_names)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   456
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   457
        for child in node.code:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   458
            self._stmt(child, None)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   459
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   460
        # remove the top local arg names
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   461
        self.local_arg_stack.pop()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   462
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   463
        # we need to return null always, so it is not undefined
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   464
        lastStmt = [p for p in node.code][-1]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   465
        if not isinstance(lastStmt, ast.Return):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   466
            if not self._isNativeFunc(lastStmt):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   467
                self.printo("    return null;")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   468
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   469
        self.printo("};")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   470
        self.printo("%s.__name__ = '%s';\n" % (function_name, node.name))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   471
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   472
        self._kwargs_parser(node, function_name, normal_arg_names, None)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   473
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   474
    def _return(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   475
        expr = self.expr(node.value, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   476
        # in python a function call always returns None, so we do it
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   477
        # here too
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   478
        self.printo("    return " + expr + ";")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   479
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   480
    def _break(self, node, current_klass):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   481
        self.printo("    break;")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   482
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   483
    def _continue(self, node, current_klass):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   484
        self.printo("    continue;")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   485
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   486
    def _callfunc(self, v, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   487
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   488
        if isinstance(v.node, ast.Name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   489
            if v.node.name in self.top_level_functions:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   490
                call_name = self.modpfx() + v.node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   491
            elif v.node.name in self.top_level_classes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   492
                call_name = self.modpfx() + v.node.name
1763
bcc07ff2362c clean-up: fix PEP8 W601 .has_key() is deprecated, use 'in'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1757
diff changeset
   493
            elif v.node.name in self.imported_classes:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   494
                call_name = self.imported_classes[v.node.name] + '.' + v.node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   495
            elif v.node.name in PYJSLIB_BUILTIN_FUNCTIONS:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   496
                call_name = 'pyjslib.' + v.node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   497
            elif v.node.name in PYJSLIB_BUILTIN_CLASSES:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   498
                name = pyjs_builtin_remap(v.node.name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   499
                call_name = 'pyjslib.' + name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   500
            elif v.node.name == "callable":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   501
                call_name = "pyjslib.isFunction"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   502
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   503
                call_name = v.node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   504
            call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   505
        elif isinstance(v.node, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   506
            attr_name = v.node.attrname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   507
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   508
            if isinstance(v.node.expr, ast.Name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   509
                call_name = self._name2(v.node.expr, current_klass, attr_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   510
                call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   511
            elif isinstance(v.node.expr, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   512
                call_name = self._getattr2(v.node.expr, current_klass, attr_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   513
                call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   514
            elif isinstance(v.node.expr, ast.CallFunc):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   515
                call_name = self._callfunc(v.node.expr, current_klass) + "." + v.node.attrname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   516
                call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   517
            elif isinstance(v.node.expr, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   518
                call_name = self._subscript(v.node.expr, current_klass) + "." + v.node.attrname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   519
                call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   520
            elif isinstance(v.node.expr, ast.Const):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   521
                call_name = self.expr(v.node.expr, current_klass) + "." + v.node.attrname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   522
                call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   523
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   524
                raise TranslationError("unsupported type (in _callfunc)", v.node.expr)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   525
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   526
            raise TranslationError("unsupported type (in _callfunc)", v.node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   527
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   528
        call_name = strip_py(call_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   529
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   530
        kwargs = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   531
        star_arg_name = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   532
        if v.star_args:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   533
            star_arg_name = self.expr(v.star_args, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   534
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   535
        for ch4 in v.args:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   536
            if isinstance(ch4, ast.Keyword):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   537
                kwarg = ch4.name + ":" + self.expr(ch4.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   538
                kwargs.append(kwarg)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   539
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   540
                arg = self.expr(ch4, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   541
                call_args.append(arg)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   542
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   543
        if kwargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   544
            fn_args = ", ".join(['{' + ', '.join(kwargs) + '}']+call_args)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   545
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   546
            fn_args = ", ".join(call_args)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   547
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   548
        if kwargs or star_arg_name:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   549
            if not star_arg_name:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   550
                star_arg_name = 'null'
1756
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   551
            try:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   552
                call_this, method_name = call_name.rsplit(".", 1)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   553
            except ValueError:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   554
                # Must be a function call ...
1785
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
   555
                return ("pyjs_kwargs_function_call("+call_name+", " +
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
   556
                        star_arg_name + ", ["+fn_args+"]" + ")")
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
   557
            else:
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
   558
                return ("pyjs_kwargs_method_call("+call_this+", '"+method_name+"', " +
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
   559
                        star_arg_name + ", ["+fn_args+"]" + ")")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   560
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   561
            return call_name + "(" + ", ".join(call_args) + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   562
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   563
    def _print(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   564
        if self.optimize:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   565
            return
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   566
        call_args = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   567
        for ch4 in node.nodes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   568
            arg = self.expr(ch4, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   569
            call_args.append(arg)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   570
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   571
        self.printo("pyjslib.printFunc([", ', '.join(call_args), "],", int(isinstance(node, ast.Printnl)), ");")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   572
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   573
    def _tryExcept(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   574
        if len(node.handlers) != 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   575
            raise TranslationError("except statements in this form are" +
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   576
                                   " not supported", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   577
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   578
        expr = node.handlers[0][0]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   579
        as_ = node.handlers[0][1]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   580
        if as_:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   581
            errName = as_.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   582
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   583
            errName = 'err'
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   584
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   585
        # XXX TODO: check that this should instead be added as a _separate_
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   586
        # local scope, temporary to the function.  oh dearie me.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   587
        self.add_local_arg(errName)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   588
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   589
        self.printo("    try {")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   590
        for stmt in node.body.nodes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   591
            self._stmt(stmt, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   592
        self.printo("    } catch(%s) {" % errName)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   593
        if expr:
1755
624b9694cb0d clean-up: fix PEP8 E741 ambiguous variable name
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1754
diff changeset
   594
            k = []
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   595
            if isinstance(expr, ast.Tuple):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   596
                for x in expr.nodes:
1771
f68a105000be clean-up: fix PEP8 E211 whitespace before '[' or '('
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1768
diff changeset
   597
                    k.append("(%(err)s.__name__ == %(expr)s.__name__)" % dict(err=errName, expr=self.expr(x, current_klass)))
f68a105000be clean-up: fix PEP8 E211 whitespace before '[' or '('
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1768
diff changeset
   598
            else:
f68a105000be clean-up: fix PEP8 E211 whitespace before '[' or '('
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1768
diff changeset
   599
                k = [" (%(err)s.__name__ == %(expr)s.__name__) " % dict(err=errName, expr=self.expr(expr, current_klass))]
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   600
            self.printo("   if(%s) {" % '||\n\t\t'.join(k))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   601
        for stmt in node.handlers[0][2]:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   602
            self._stmt(stmt, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   603
        if expr:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   604
            # self.printo("} else { throw(%s); } " % errName)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   605
            self.printo("}")
1743
c3c3d1318130 clean-up: fix PEP8 E711 comparison to None should be 'if cond is not None:'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1742
diff changeset
   606
        if node.else_ is not None:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   607
            self.printo("    } finally {")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   608
            for stmt in node.else_:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   609
                self._stmt(stmt, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   610
        self.printo("    }")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   611
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   612
    # XXX: change use_getattr to True to enable "strict" compilation
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   613
    # but incurring a 100% performance penalty. oops.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   614
    def _getattr(self, v, current_klass, use_getattr=False):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   615
        attr_name = v.attrname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   616
        if isinstance(v.expr, ast.Name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   617
            obj = self._name(v.expr, current_klass, return_none_for_module=True)
1743
c3c3d1318130 clean-up: fix PEP8 E711 comparison to None should be 'if cond is not None:'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1742
diff changeset
   618
            if obj is None and v.expr.name in self.module_imports():
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   619
                # XXX TODO: distinguish between module import classes
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   620
                # and variables.  right now, this is a hack to get
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   621
                # the sys module working.
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   622
                # if v.expr.name == 'sys':
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   623
                return v.expr.name+'.'+attr_name
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   624
                # return v.expr.name+'.__'+attr_name+'.prototype.__class__'
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   625
            if not use_getattr or attr_name == '__class__' or \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   626
                    attr_name == '__name__':
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   627
                return obj + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   628
            return "pyjslib.getattr(%s, '%s')" % (obj, attr_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   629
        elif isinstance(v.expr, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   630
            return self._getattr(v.expr, current_klass) + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   631
        elif isinstance(v.expr, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   632
            return self._subscript(v.expr, self.modpfx()) + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   633
        elif isinstance(v.expr, ast.CallFunc):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   634
            return self._callfunc(v.expr, self.modpfx()) + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   635
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   636
            raise TranslationError("unsupported type (in _getattr)", v.expr)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   637
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   638
    def modpfx(self):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   639
        return strip_py(self.module_prefix)
1730
64d8f52bc8c8 clean-up for PEP8: fix W291 trailing whitespace
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 728
diff changeset
   640
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   641
    def _name(self, v, current_klass, top_level=False,
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
   642
              return_none_for_module=False):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   643
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   644
        if v.name == 'ilikesillynamesfornicedebugcode':
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   645
            print(top_level, current_klass, repr(v))
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   646
            print(self.top_level_vars)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   647
            print(self.top_level_functions)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   648
            print(self.local_arg_stack)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   649
            print("error...")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   650
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   651
        local_var_names = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   652
        las = len(self.local_arg_stack)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   653
        if las > 0:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   654
            local_var_names = self.local_arg_stack[-1]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   655
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   656
        if v.name == "True":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   657
            return "true"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   658
        elif v.name == "False":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   659
            return "false"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   660
        elif v.name == "None":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   661
            return "null"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   662
        elif v.name == '__name__' and current_klass is None:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   663
            return self.modpfx() + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   664
        elif v.name == self.method_self:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   665
            return "this"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   666
        elif v.name in self.top_level_functions:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   667
            return UU+self.modpfx() + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   668
        elif v.name in self.method_imported_globals:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   669
            return UU+self.modpfx() + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   670
        elif not current_klass and las == 1 and v.name in self.top_level_vars:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   671
            return UU+self.modpfx() + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   672
        elif v.name in local_var_names:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   673
            return v.name
1763
bcc07ff2362c clean-up: fix PEP8 W601 .has_key() is deprecated, use 'in'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1757
diff changeset
   674
        elif v.name in self.imported_classes:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   675
            return UU+self.imported_classes[v.name] + '.__' + v.name + ".prototype.__class__"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   676
        elif v.name in self.top_level_classes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   677
            return UU+self.modpfx() + "__" + v.name + ".prototype.__class__"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   678
        elif v.name in self.module_imports() and return_none_for_module:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   679
            return None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   680
        elif v.name in PYJSLIB_BUILTIN_CLASSES:
1746
45d6f5fba016 clean-up: fix PEP8 E202 whitespace before ')'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1744
diff changeset
   681
            return "pyjslib." + pyjs_builtin_remap(v.name)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   682
        elif current_klass:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   683
            if v.name not in local_var_names and \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   684
               v.name not in self.top_level_vars and \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   685
               v.name not in PYJS_GLOBAL_VARS and \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   686
               v.name not in self.top_level_functions:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   687
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   688
                cls_name = current_klass
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   689
                if hasattr(cls_name, "name"):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   690
                    cls_name_ = cls_name.name_
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   691
                    cls_name = cls_name.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   692
                else:
1737
a39c2918c015 clean-up: fix PEP8 E261 at least two spaces before inline comment
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
   693
                    cls_name_ = current_klass + "_"  # XXX ???
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
   694
                name = UU+cls_name_ + ".prototype.__class__." + v.name
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   695
                if v.name == 'listener':
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   696
                    name = 'listener+' + name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   697
                return name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   698
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   699
        return v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   700
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   701
    def _name2(self, v, current_klass, attr_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   702
        obj = v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   703
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   704
        if obj in self.method_imported_globals:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   705
            call_name = UU+self.modpfx() + obj + "." + attr_name
1763
bcc07ff2362c clean-up: fix PEP8 W601 .has_key() is deprecated, use 'in'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1757
diff changeset
   706
        elif obj in self.imported_classes:
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   707
            # attr_str = ""
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   708
            # if attr_name != "__init__":
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   709
            attr_str = ".prototype.__class__." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   710
            call_name = UU+self.imported_classes[obj] + '.__' + obj + attr_str
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   711
        elif obj in self.module_imports():
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   712
            call_name = obj + "." + attr_name
1737
a39c2918c015 clean-up: fix PEP8 E261 at least two spaces before inline comment
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
   713
        elif obj[0] == obj[0].upper():  # XXX HACK ALERT
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   714
            call_name = UU + self.modpfx() + "__" + obj + ".prototype.__class__." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   715
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   716
            call_name = UU+self._name(v, current_klass) + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   717
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   718
        return call_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   719
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   720
    def _getattr2(self, v, current_klass, attr_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   721
        if isinstance(v.expr, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   722
            call_name = self._getattr2(v.expr, current_klass, v.attrname + "." + attr_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   723
        elif isinstance(v.expr, ast.Name) and v.expr.name in self.module_imports():
1742
92932cd370a4 clean-up: fix PEP8 E225 missing whitespace around operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1741
diff changeset
   724
            call_name = UU+v.expr.name + '.__' + v.attrname+".prototype.__class__."+attr_name
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   725
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   726
            obj = self.expr(v.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   727
            call_name = obj + "." + v.attrname + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   728
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   729
        return call_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   730
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   731
    def _class(self, node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   732
        """
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   733
        Handle a class definition.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   734
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   735
        In order to translate python semantics reasonably well, the following
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   736
        structure is used:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   737
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   738
        A special object is created for the class, which inherits attributes
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   739
        from the superclass, or Object if there's no superclass.  This is the
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   740
        class object; the object which you refer to when specifying the
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   741
        class by name.  Static, class, and unbound methods are copied
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   742
        from the superclass object.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   743
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   744
        A special constructor function is created with the same name as the
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   745
        class, which is used to create instances of that class.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   746
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   747
        A javascript class (e.g. a function with a prototype attribute) is
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   748
        created which is the javascript class of created instances, and
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   749
        which inherits attributes from the class object. Bound methods are
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   750
        copied from the superclass into this class rather than inherited,
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   751
        because the class object contains unbound, class, and static methods
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   752
        that we don't necessarily want to inherit.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   753
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   754
        The type of a method can now be determined by inspecting its
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   755
        static_method, unbound_method, class_method, or instance_method
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   756
        attribute; only one of these should be true.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   757
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   758
        Much of this work is done in pyjs_extend, is pyjslib.py
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   759
        """
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   760
        class_name = self.modpfx() + uuprefix(node.name, 1)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   761
        class_name_ = self.modpfx() + uuprefix(node.name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   762
        current_klass = Klass(class_name, class_name_)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   763
        init_method = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   764
        for child in node.code:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   765
            if isinstance(child, ast.Function):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   766
                current_klass.add_function(child.name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   767
                if child.name == "__init__":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   768
                    init_method = child
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   769
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   770
        if len(node.bases) == 0:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   771
            base_class = "pyjslib.__Object"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   772
        elif len(node.bases) == 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   773
            if isinstance(node.bases[0], ast.Name):
1763
bcc07ff2362c clean-up: fix PEP8 W601 .has_key() is deprecated, use 'in'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1757
diff changeset
   774
                if node.bases[0].name in self.imported_classes:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   775
                    base_class_ = self.imported_classes[node.bases[0].name] + '.__' + node.bases[0].name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   776
                    base_class = self.imported_classes[node.bases[0].name] + '.' + node.bases[0].name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   777
                else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   778
                    base_class_ = self.modpfx() + "__" + node.bases[0].name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   779
                    base_class = self.modpfx() + node.bases[0].name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   780
            elif isinstance(node.bases[0], ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   781
                # the bases are not in scope of the class so do not
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   782
                # pass our class to self._name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   783
                base_class_ = self._name(node.bases[0].expr, None) + \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   784
                             ".__" + node.bases[0].attrname
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
   785
                base_class = \
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
   786
                    self._name(node.bases[0].expr, None) + \
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
   787
                    "." + node.bases[0].attrname
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   788
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   789
                raise TranslationError("unsupported type (in _class)", node.bases[0])
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   790
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   791
            current_klass.set_base(base_class)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   792
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   793
            raise TranslationError("more than one base (in _class)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   794
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   795
        self.printo(UU+class_name_ + " = function () {")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   796
        # call superconstructor
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   797
        # if base_class:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   798
        #    self.printo("    __" + base_class + ".call(this);")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   799
        self.printo("}")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   800
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   801
        if not init_method:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   802
            init_method = ast.Function([], "__init__", ["self"], [], 0, None, [])
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   803
            # self._method(init_method, current_klass, class_name)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   804
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   805
        # Generate a function which constructs the object
1768
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   806
        clsfunc = ast.Function(
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   807
            [], node.name,
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   808
            init_method.argnames[1:],
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   809
            init_method.defaults,
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   810
            init_method.flags,
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   811
            None,
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   812
            [ast.Discard(ast.CallFunc(ast.Name("JS"), [ast.Const(
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   813
                #            I attempted lazy initialization, but then you can't access static class members
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   814
                #            "    if(!__"+base_class+".__was_initialized__)"+
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   815
                #            "        __" + class_name + "_initialize();\n" +
1776
81aa8aaccdd4 clean-up: fix PEP8 E122 continuation line missing indentation or outdented
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1775
diff changeset
   816
                "    var instance = new " + UU + class_name_ + "();\n" +
1768
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   817
                "    if(instance.__init__) instance.__init__.apply(instance, arguments);\n" +
691083b5682a clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1767
diff changeset
   818
                "    return instance;"
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   819
            )]))])
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   820
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   821
        self._function(clsfunc, False)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   822
        self.printo(UU+class_name_ + ".__initialize__ = function () {")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   823
        self.printo("    if("+UU+class_name_+".__was_initialized__) return;")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   824
        self.printo("    "+UU+class_name_+".__was_initialized__ = true;")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   825
        cls_obj = UU+class_name_ + '.prototype.__class__'
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   826
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   827
        if class_name == "pyjslib.__Object":
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   828
            self.printo("    "+cls_obj+" = {};")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   829
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   830
            if base_class and base_class not in ("object", "pyjslib.__Object"):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   831
                self.printo("    if(!"+UU+base_class_+".__was_initialized__)")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   832
                self.printo("        "+UU+base_class_+".__initialize__();")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   833
                self.printo("    pyjs_extend(" + UU+class_name_ + ", "+UU+base_class_+");")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   834
            else:
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   835
                self.printo("    pyjs_extend(" + UU+class_name_ + ", "+UU+"pyjslib.__Object);")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   836
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   837
        self.printo("    "+cls_obj+".__new__ = "+UU+class_name+";")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   838
        self.printo("    "+cls_obj+".__name__ = '"+UU+node.name+"';")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   839
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   840
        for child in node.code:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   841
            if isinstance(child, ast.Pass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   842
                pass
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   843
            elif isinstance(child, ast.Function):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   844
                self._method(child, current_klass, class_name, class_name_)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   845
            elif isinstance(child, ast.Assign):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   846
                self.classattr(child, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   847
            elif isinstance(child, ast.Discard) and isinstance(child.expr, ast.Const):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   848
                # Probably a docstring, turf it
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   849
                pass
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   850
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   851
                raise TranslationError("unsupported type (in _class)", child)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   852
        self.printo("}")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   853
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   854
        self.printo(class_name_+".__initialize__();")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   855
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   856
    def classattr(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   857
        self._assign(node, current_klass, True)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   858
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   859
    def _raise(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   860
        if node.expr2:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   861
            raise TranslationError("More than one expression unsupported",
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   862
                                   node)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   863
        self.printo("throw (%s);" % self.expr(
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   864
            node.expr1, current_klass))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   865
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   866
    def _method(self, node, current_klass, class_name, class_name_):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   867
        # reset global var scope
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   868
        self.method_imported_globals = set()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   869
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   870
        arg_names = list(node.argnames)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   871
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   872
        classmethod = False
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   873
        staticmethod = False
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   874
        if node.decorators:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   875
            for d in node.decorators:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   876
                if d.name == "classmethod":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   877
                    classmethod = True
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   878
                elif d.name == "staticmethod":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   879
                    staticmethod = True
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   880
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   881
        if staticmethod:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   882
            staticfunc = ast.Function([], class_name_+"."+node.name, node.argnames, node.defaults, node.flags, node.doc, node.code, node.lineno)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   883
            self._function(staticfunc, True)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   884
            self.printo("    " + UU+class_name_ + ".prototype.__class__." + node.name + " = " + class_name_+"."+node.name+";")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   885
            self.printo("    " + UU+class_name_ + ".prototype.__class__." + node.name + ".static_method = true;")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   886
            return
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   887
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   888
            if len(arg_names) == 0:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   889
                raise TranslationError("methods must take an argument 'self' (in _method)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   890
            self.method_self = arg_names[0]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   891
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
   892
            # if not classmethod and arg_names[0] != "self":
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   893
            #    raise TranslationError("first arg not 'self' (in _method)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   894
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   895
        normal_arg_names = arg_names[1:]
1756
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   896
        if node.kwargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   897
            kwargname = normal_arg_names.pop()
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   898
        if node.varargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   899
            varargname = normal_arg_names.pop()
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   900
        declared_arg_names = list(normal_arg_names)
1756
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   901
        if node.kwargs:
08e4394ff4fb clean-up: fix PEP8 E701 multiple statements on one line (colon)
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1755
diff changeset
   902
            declared_arg_names.append(kwargname)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   903
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   904
        function_args = "(" + ", ".join(declared_arg_names) + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   905
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   906
        if classmethod:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   907
            fexpr = UU + class_name_ + ".prototype.__class__." + node.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   908
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   909
            fexpr = UU + class_name_ + ".prototype." + node.name
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   910
        self.printo("    "+fexpr + " = function" + function_args + " {")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   911
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   912
        # default arguments
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   913
        self._default_args_handler(node, normal_arg_names, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   914
1730
64d8f52bc8c8 clean-up for PEP8: fix W291 trailing whitespace
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 728
diff changeset
   915
        local_arg_names = normal_arg_names + declared_arg_names
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   916
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   917
        if node.varargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   918
            self._varargs_handler(node, varargname, declared_arg_names, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   919
            local_arg_names.append(varargname)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   920
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   921
        # stack of local variable names for this function call
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   922
        self.local_arg_stack.append(local_arg_names)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   923
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   924
        for child in node.code:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   925
            self._stmt(child, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   926
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   927
        # remove the top local arg names
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   928
        self.local_arg_stack.pop()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   929
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   930
        self.printo("    };")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   931
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   932
        self._kwargs_parser(node, fexpr, normal_arg_names, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   933
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   934
        if classmethod:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   935
            # Have to create a version on the instances which automatically passes the
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   936
            # class as "self"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   937
            altexpr = UU + class_name_ + ".prototype." + node.name
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   938
            self.printo("    "+altexpr + " = function() {")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   939
            self.printo("        return " + fexpr + ".apply(this.__class__, arguments);")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   940
            self.printo("    };")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   941
            self.printo("    "+fexpr+".class_method = true;")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   942
            self.printo("    "+altexpr+".instance_method = true;")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   943
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   944
            # For instance methods, we need an unbound version in the class object
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   945
            altexpr = UU + class_name_ + ".prototype.__class__." + node.name
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   946
            self.printo("    "+altexpr + " = function() {")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   947
            self.printo("        return " + fexpr + ".call.apply("+fexpr+", arguments);")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   948
            self.printo("    };")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   949
            self.printo("    "+altexpr+".unbound_method = true;")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   950
            self.printo("    "+fexpr+".instance_method = true;")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   951
            self.printo("    "+altexpr+".__name__ = '%s';" % node.name)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   952
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   953
        self.printo(UU + class_name_ + ".prototype.%s.__name__ = '%s';" %
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   954
                    (node.name, node.name))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   955
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   956
        if node.kwargs or len(node.defaults):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   957
            self.printo("    "+altexpr + ".parse_kwargs = " + fexpr + ".parse_kwargs;")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   958
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   959
        self.method_self = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   960
        self.method_imported_globals = set()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   961
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   962
    def _isNativeFunc(self, node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   963
        if isinstance(node, ast.Discard):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   964
            if isinstance(node.expr, ast.CallFunc):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   965
                if isinstance(node.expr.node, ast.Name) and \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   966
                       node.expr.node.name == NATIVE_JS_FUNC_NAME:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   967
                    return True
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   968
        return False
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   969
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   970
    def _stmt(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   971
        debugStmt = self.debug and not self._isNativeFunc(node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   972
        if debugStmt:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
   973
            self.printo('  try {')
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   974
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   975
        if isinstance(node, ast.Return):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   976
            self._return(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   977
        elif isinstance(node, ast.Break):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   978
            self._break(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   979
        elif isinstance(node, ast.Continue):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   980
            self._continue(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   981
        elif isinstance(node, ast.Assign):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   982
            self._assign(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   983
        elif isinstance(node, ast.AugAssign):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   984
            self._augassign(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   985
        elif isinstance(node, ast.Discard):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   986
            self._discard(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   987
        elif isinstance(node, ast.If):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   988
            self._if(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   989
        elif isinstance(node, ast.For):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   990
            self._for(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   991
        elif isinstance(node, ast.While):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   992
            self._while(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   993
        elif isinstance(node, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   994
            self._subscript_stmt(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   995
        elif isinstance(node, ast.Global):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   996
            self._global(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   997
        elif isinstance(node, ast.Pass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   998
            pass
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
   999
        elif isinstance(node, ast.Function):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1000
            self._function(node, True)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1001
        elif isinstance(node, ast.Printnl):
1757
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1002
            self._print(node, current_klass)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1003
        elif isinstance(node, ast.Print):
1757
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1004
            self._print(node, current_klass)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1005
        elif isinstance(node, ast.TryExcept):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1006
            self._tryExcept(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1007
        elif isinstance(node, ast.Raise):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1008
            self._raise(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1009
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1010
            raise TranslationError("unsupported type (in _stmt)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1011
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1012
        if debugStmt:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1013
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1014
            lt = self.get_line_trace(node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1015
            isHaltFunction = self.module_prefix + "IsHaltException"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1016
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1017
            out = (
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1018
                '  } catch (__err) {',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1019
                '      if (' + isHaltFunction + '(__err.name)) {',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1020
                '          throw __err;',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1021
                '      } else {',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1022
                '          st = sys.printstack() + ' + '"%s"' % lt + "+ '\\n' ;"
1785
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
  1023
                '          alert("' + 'Error in ' + lt + '"' +
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
  1024
                '+"\\n"+__err.name+": "+__err.message' +
0ff2a45dcefa clean-up: fix PEP8 W503 line break before binary operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1783
diff changeset
  1025
                '+"\\n\\nStack trace:\\n"' + '+st' + ');',
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1026
                '          debugger;',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1027
                '          throw new ' + self.module_prefix + 'HaltException();',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1028
                '      }',
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1029
                '  }'
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1030
            )
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1031
            for s in out:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1032
                self.printo(s)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1033
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1034
    def get_line_trace(self, node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1035
        lineNum = "Unknown"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1036
        srcLine = ""
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1037
        if hasattr(node, "lineno"):
1743
c3c3d1318130 clean-up: fix PEP8 E711 comparison to None should be 'if cond is not None:'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1742
diff changeset
  1038
            if node.lineno is not None:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1039
                lineNum = node.lineno
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1040
                srcLine = self.src[min(lineNum, len(self.src))-1]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1041
                srcLine = srcLine.replace('\\', '\\\\')
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1042
                srcLine = srcLine.replace('"', '\\"')
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1043
                srcLine = srcLine.replace("'", "\\'")
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1044
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1045
        return self.raw_module_name + ".py, line " \
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1046
            + str(lineNum) + ":"\
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1047
            + "\\n" \
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1048
            + "    " + srcLine
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1049
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1050
    def _augassign(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1051
        v = node.node
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1052
        if isinstance(v, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1053
            # XXX HACK!  don't allow += on return result of getattr.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1054
            # TODO: create a temporary variable or something.
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1055
            lhs = self._getattr(v, current_klass, False)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1056
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1057
            lhs = self._name(node.node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1058
        op = node.op
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1059
        rhs = self.expr(node.expr, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1060
        self.printo("    " + lhs + " " + op + " " + rhs + ";")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1061
1744
69dfdb26f600 clean-up: fix PEP8 E251 unexpected spaces around keyword / parameter equals
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1743
diff changeset
  1062
    def _assign(self, node, current_klass, top_level=False):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1063
        if len(node.nodes) != 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1064
            tempvar = '__temp'+str(node.lineno)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1065
            tnode = ast.Assign([ast.AssName(tempvar, "OP_ASSIGN", node.lineno)], node.expr, node.lineno)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1066
            self._assign(tnode, current_klass, top_level)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1067
            for v in node.nodes:
1757
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1068
                tnode2 = ast.Assign([v], ast.Name(tempvar, node.lineno), node.lineno)
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1069
                self._assign(tnode2, current_klass, top_level)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1070
            return
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1071
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1072
        local_var_names = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1073
        if len(self.local_arg_stack) > 0:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1074
            local_var_names = self.local_arg_stack[-1]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1075
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1076
        def _lhsFromAttr(v, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1077
            attr_name = v.attrname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1078
            if isinstance(v.expr, ast.Name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1079
                lhs = self._name(v.expr, current_klass) + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1080
            elif isinstance(v.expr, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1081
                lhs = self._getattr(v, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1082
            elif isinstance(v.expr, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1083
                lhs = self._subscript(v.expr, current_klass) + "." + attr_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1084
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1085
                raise TranslationError("unsupported type (in _assign)", v.expr)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1086
            return lhs
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1087
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1088
        def _lhsFromName(v, top_level, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1089
            if top_level:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1090
                if current_klass:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1091
                    lhs = UU+current_klass.name_ + ".prototype.__class__." \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1092
                               + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1093
                else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1094
                    self.top_level_vars.add(v.name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1095
                    vname = self.modpfx() + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1096
                    if not self.modpfx() and v.name not in\
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1097
                       self.method_imported_globals:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1098
                        lhs = "var " + vname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1099
                    else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1100
                        lhs = UU + vname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1101
                    self.add_local_arg(v.name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1102
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1103
                if v.name in local_var_names:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1104
                    lhs = v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1105
                elif v.name in self.method_imported_globals:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1106
                    lhs = self.modpfx() + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1107
                else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1108
                    lhs = "var " + v.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1109
                    self.add_local_arg(v.name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1110
            return lhs
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1111
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1112
        dbg = 0
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1113
        v = node.nodes[0]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1114
        if isinstance(v, ast.AssAttr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1115
            lhs = _lhsFromAttr(v, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1116
            if v.flags == "OP_ASSIGN":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1117
                op = "="
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1118
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1119
                raise TranslationError("unsupported flag (in _assign)", v)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1120
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1121
        elif isinstance(v, ast.AssName):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1122
            lhs = _lhsFromName(v, top_level, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1123
            if v.flags == "OP_ASSIGN":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1124
                op = "="
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1125
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1126
                raise TranslationError("unsupported flag (in _assign)", v)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1127
        elif isinstance(v, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1128
            if v.flags == "OP_ASSIGN":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1129
                obj = self.expr(v.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1130
                if len(v.subs) != 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1131
                    raise TranslationError("must have one sub (in _assign)", v)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1132
                idx = self.expr(v.subs[0], current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1133
                value = self.expr(node.expr, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1134
                self.printo("    " + obj + ".__setitem__(" + idx + ", " + value + ");")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1135
                return
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1136
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1137
                raise TranslationError("unsupported flag (in _assign)", v)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1138
        elif isinstance(v, (ast.AssList, ast.AssTuple)):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1139
            uniqueID = self.nextTupleAssignID
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1140
            self.nextTupleAssignID += 1
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1141
            tempName = "__tupleassign" + str(uniqueID) + "__"
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1142
            self.printo("    var " + tempName + " = " + self.expr(node.expr, current_klass) + ";")
1740
b789b695b5c6 clean-up: fix PEP8 E231 missing whitespace after ':' or ','
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1738
diff changeset
  1143
            for index, child in enumerate(v.getChildNodes()):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1144
                rhs = tempName + ".__getitem__(" + str(index) + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1145
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1146
                if isinstance(child, ast.AssAttr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1147
                    lhs = _lhsFromAttr(child, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1148
                elif isinstance(child, ast.AssName):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1149
                    lhs = _lhsFromName(child, top_level, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1150
                elif isinstance(child, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1151
                    if child.flags == "OP_ASSIGN":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1152
                        obj = self.expr(child.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1153
                        if len(child.subs) != 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1154
                            raise TranslationError("must have one sub " +
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1155
                                                   "(in _assign)", child)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1156
                        idx = self.expr(child.subs[0], current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1157
                        value = self.expr(node.expr, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1158
                        self.printo("    " + obj + ".__setitem__(" + idx + ", " + rhs + ");")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1159
                        continue
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1160
                self.printo("    " + lhs + " = " + rhs + ";")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1161
            return
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1162
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1163
            raise TranslationError("unsupported type (in _assign)", v)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1164
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1165
        rhs = self.expr(node.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1166
        if dbg:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1167
            print("b", repr(node.expr), rhs)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1168
        self.printo("    " + lhs + " " + op + " " + rhs + ";")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1169
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1170
    def _discard(self, node, current_klass):
1730
64d8f52bc8c8 clean-up for PEP8: fix W291 trailing whitespace
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 728
diff changeset
  1171
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1172
        if isinstance(node.expr, ast.CallFunc):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1173
            debugStmt = self.debug and not self._isNativeFunc(node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1174
            if debugStmt and isinstance(node.expr.node, ast.Name) and \
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1175
               node.expr.node.name == 'import_wait':
1757
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1176
                debugStmt = False
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1177
            if debugStmt:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1178
                st = self.get_line_trace(node)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1179
                self.printo("sys.addstack('%s');\n" % st)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1180
            if isinstance(node.expr.node, ast.Name) and node.expr.node.name == NATIVE_JS_FUNC_NAME:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1181
                if len(node.expr.args) != 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1182
                    raise TranslationError("native javascript function %s must have one arg" % NATIVE_JS_FUNC_NAME, node.expr)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1183
                if not isinstance(node.expr.args[0], ast.Const):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1184
                    raise TranslationError("native javascript function %s must have constant arg" % NATIVE_JS_FUNC_NAME, node.expr)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1185
                raw_js = node.expr.args[0].value
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1186
                self.printo(raw_js)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1187
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1188
                expr = self._callfunc(node.expr, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1189
                self.printo("    " + expr + ";")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1190
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1191
            if debugStmt:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1192
                self.printo("sys.popstack();\n")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1193
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1194
        elif isinstance(node.expr, ast.Const):
1737
a39c2918c015 clean-up: fix PEP8 E261 at least two spaces before inline comment
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
  1195
            if node.expr.value is not None:  # Empty statements generate ignore None
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1196
                self.printo(self._const(node.expr))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1197
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1198
            raise TranslationError("unsupported type (in _discard)", node.expr)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1199
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1200
    def _if(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1201
        for i in range(len(node.tests)):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1202
            test, consequence = node.tests[i]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1203
            if i == 0:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1204
                keyword = "if"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1205
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1206
                keyword = "else if"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1207
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1208
            self._if_test(keyword, test, consequence, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1209
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1210
        if node.else_:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1211
            keyword = "else"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1212
            test = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1213
            consequence = node.else_
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1214
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1215
            self._if_test(keyword, test, consequence, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1216
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1217
    def _if_test(self, keyword, test, consequence, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1218
        if test:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1219
            expr = self.expr(test, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1220
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1221
            self.printo("    " + keyword + " (pyjslib.bool(" + expr + ")) {")
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1222
        else:
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1223
            self.printo("    " + keyword + " {")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1224
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1225
        if isinstance(consequence, ast.Stmt):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1226
            for child in consequence.nodes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1227
                self._stmt(child, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1228
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1229
            raise TranslationError("unsupported type (in _if_test)", consequence)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1230
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1231
        self.printo("    }")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1232
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1233
    def _from(self, node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1234
        for name in node.names:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1235
            # look up "hack" in AppTranslator as to how findFile gets here
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1236
            module_name = node.modname + "." + name[0]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1237
            try:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1238
                ff = self.findFile(module_name + ".py")
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1239
            except Exception:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1240
                ff = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1241
            if ff:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1242
                self.add_imported_module(module_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1243
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1244
                self.imported_classes[name[0]] = node.modname
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1245
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1246
    def _compare(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1247
        lhs = self.expr(node.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1248
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1249
        if len(node.ops) != 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1250
            raise TranslationError("only one ops supported (in _compare)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1251
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1252
        op = node.ops[0][0]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1253
        rhs_node = node.ops[0][1]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1254
        rhs = self.expr(rhs_node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1255
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1256
        if op == "==":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1257
            return "pyjslib.eq(%s, %s)" % (lhs, rhs)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1258
        if op == "in":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1259
            return rhs + ".__contains__(" + lhs + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1260
        elif op == "not in":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1261
            return "!" + rhs + ".__contains__(" + lhs + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1262
        elif op == "is":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1263
            op = "==="
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1264
        elif op == "is not":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1265
            op = "!=="
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1266
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1267
        return "(" + lhs + " " + op + " " + rhs + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1268
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1269
    def _not(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1270
        expr = self.expr(node.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1271
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1272
        return "!(" + expr + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1273
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1274
    def _or(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1275
        expr = "("+(") || (".join([self.expr(child, current_klass) for child in node.nodes]))+')'
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1276
        return expr
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1277
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1278
    def _and(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1279
        expr = "("+(") && (".join([self.expr(child, current_klass) for child in node.nodes]))+")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1280
        return expr
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1281
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1282
    def _for(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1283
        assign_name = ""
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1284
        assign_tuple = ""
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1285
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1286
        # based on Bob Ippolito's Iteration in Javascript code
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1287
        if isinstance(node.assign, ast.AssName):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1288
            assign_name = node.assign.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1289
            self.add_local_arg(assign_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1290
            if node.assign.flags == "OP_ASSIGN":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1291
                op = "="
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1292
        elif isinstance(node.assign, ast.AssTuple):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1293
            op = "="
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1294
            i = 0
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1295
            for child in node.assign:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1296
                child_name = child.name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1297
                if assign_name == "":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1298
                    assign_name = "temp_" + child_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1299
                self.add_local_arg(child_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1300
                assign_tuple += """
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1301
                var %(child_name)s %(op)s %(assign_name)s.__getitem__(%(i)i);
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1302
                """ % locals()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1303
                i += 1
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1304
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1305
            raise TranslationError("unsupported type (in _for)", node.assign)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1306
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1307
        if isinstance(node.list, ast.Name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1308
            list_expr = self._name(node.list, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1309
        elif isinstance(node.list, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1310
            list_expr = self._getattr(node.list, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1311
        elif isinstance(node.list, ast.CallFunc):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1312
            list_expr = self._callfunc(node.list, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1313
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1314
            raise TranslationError("unsupported type (in _for)", node.list)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1315
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1316
        lhs = "var " + assign_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1317
        iterator_name = "__" + assign_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1318
1846
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1319
        loc_dict = {
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1320
            "iterator_name": iterator_name,
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1321
            "list_expr": list_expr,
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1322
            "lhs": lhs,
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1323
            "op": op,
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1324
            "assign_tuple": assign_tuple,
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1325
        }
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1326
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1327
        self.printo("""
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1328
        var %(iterator_name)s = %(list_expr)s.__iter__();
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1329
        try {
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1330
            while (true) {
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1331
                %(lhs)s %(op)s %(iterator_name)s.next();
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1332
                %(assign_tuple)s
1846
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1333
        """ % loc_dict)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1334
        for node in node.body.nodes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1335
            self._stmt(node, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1336
        self.printo("""
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1337
            }
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1338
        } catch (e) {
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1339
            if (e.__name__ != pyjslib.StopIteration.__name__) {
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1340
                throw e;
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1341
            }
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1342
        }
1846
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1343
        """)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1344
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1345
    def _while(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1346
        test = self.expr(node.test, current_klass)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1347
        self.printo("    while (pyjslib.bool(" + test + ")) {")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1348
        if isinstance(node.body, ast.Stmt):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1349
            for child in node.body.nodes:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1350
                self._stmt(child, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1351
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1352
            raise TranslationError("unsupported type (in _while)", node.body)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1353
        self.printo("    }")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1354
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1355
    def _const(self, node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1356
        if isinstance(node.value, int):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1357
            return str(node.value)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1358
        elif isinstance(node.value, float):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1359
            return str(node.value)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1360
        elif isinstance(node.value, basestring):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1361
            v = node.value
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1362
            if isinstance(node.value, unicode):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1363
                v = v.encode('utf-8')
1738
d2e979738700 clean-up: fix PEP8 E271 multiple spaces after keyword
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1737
diff changeset
  1364
            return "String('%s')" % escapejs(v)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1365
        elif node.value is None:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1366
            return "null"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1367
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1368
            raise TranslationError("unsupported type (in _const)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1369
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1370
    def _unaryadd(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1371
        return self.expr(node.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1372
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1373
    def _unarysub(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1374
        return "-" + self.expr(node.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1375
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1376
    def _add(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1377
        return self.expr(node.left, current_klass) + " + " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1378
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1379
    def _sub(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1380
        return self.expr(node.left, current_klass) + " - " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1381
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1382
    def _div(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1383
        return self.expr(node.left, current_klass) + " / " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1384
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1385
    def _mul(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1386
        return self.expr(node.left, current_klass) + " * " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1387
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1388
    def _mod(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1389
        if isinstance(node.left, ast.Const) and isinstance(node.left.value, StringType):
1757
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1390
            self.imported_js.add("sprintf.js")  # Include the sprintf functionality if it is used
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1391
            return "sprintf("+self.expr(node.left, current_klass) + ", " + self.expr(node.right, current_klass)+")"
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1392
        return self.expr(node.left, current_klass) + " % " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1393
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1394
    def _invert(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1395
        return "~" + self.expr(node.expr, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1396
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1397
    def _bitand(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1398
        return " & ".join([self.expr(child, current_klass) for child in node.nodes])
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1399
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1400
    def _bitshiftleft(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1401
        return self.expr(node.left, current_klass) + " << " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1402
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1403
    def _bitshiftright(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1404
        return self.expr(node.left, current_klass) + " >>> " + self.expr(node.right, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1405
1740
b789b695b5c6 clean-up: fix PEP8 E231 missing whitespace after ':' or ','
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1738
diff changeset
  1406
    def _bitxor(self, node, current_klass):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1407
        return " ^ ".join([self.expr(child, current_klass) for child in node.nodes])
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1408
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1409
    def _bitor(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1410
        return " | ".join([self.expr(child, current_klass) for child in node.nodes])
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1411
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1412
    def _subscript(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1413
        if node.flags == "OP_APPLY":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1414
            if len(node.subs) == 1:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1415
                return self.expr(node.expr, current_klass) + ".__getitem__(" + self.expr(node.subs[0], current_klass) + ")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1416
            else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1417
                raise TranslationError("must have one sub (in _subscript)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1418
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1419
            raise TranslationError("unsupported flag (in _subscript)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1420
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1421
    def _subscript_stmt(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1422
        if node.flags == "OP_DELETE":
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1423
            self.printo("    " + self.expr(node.expr, current_klass) + ".__delitem__(" + self.expr(node.subs[0], current_klass) + ");")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1424
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1425
            raise TranslationError("unsupported flag (in _subscript)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1426
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1427
    def _list(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1428
        return "new pyjslib.List([" + ", ".join([self.expr(x, current_klass) for x in node.nodes]) + "])"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1429
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1430
    def _dict(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1431
        items = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1432
        for x in node.items:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1433
            key = self.expr(x[0], current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1434
            value = self.expr(x[1], current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1435
            items.append("[" + key + ", " + value + "]")
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1436
        return "new pyjslib.Dict([" + ", ".join(items) + "])"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1437
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1438
    def _tuple(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1439
        return "new pyjslib.Tuple([" + ", ".join([self.expr(x, current_klass) for x in node.nodes]) + "])"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1440
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1441
    def _lambda(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1442
        if node.varargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1443
            raise TranslationError("varargs are not supported in Lambdas", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1444
        if node.kwargs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1445
            raise TranslationError("kwargs are not supported in Lambdas", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1446
        res = cStringIO.StringIO()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1447
        arg_names = list(node.argnames)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1448
        function_args = ", ".join(arg_names)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1449
        for child in node.getChildNodes():
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1450
            expr = self.expr(child, None)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1451
        print("function (%s){" % function_args, file=res)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1452
        self._default_args_handler(node, arg_names, None,
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1453
                                   output=res)
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1454
        print('return %s;}' % expr, file=res)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1455
        return res.getvalue()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1456
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1457
    def _slice(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1458
        if node.flags == "OP_APPLY":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1459
            lower = "null"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1460
            upper = "null"
1743
c3c3d1318130 clean-up: fix PEP8 E711 comparison to None should be 'if cond is not None:'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1742
diff changeset
  1461
            if node.lower is not None:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1462
                lower = self.expr(node.lower, current_klass)
1743
c3c3d1318130 clean-up: fix PEP8 E711 comparison to None should be 'if cond is not None:'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1742
diff changeset
  1463
            if node.upper is not None:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1464
                upper = self.expr(node.upper, current_klass)
1738
d2e979738700 clean-up: fix PEP8 E271 multiple spaces after keyword
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1737
diff changeset
  1465
            return "pyjslib.slice(" + self.expr(node.expr, current_klass) + ", " + lower + ", " + upper + ")"
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1466
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1467
            raise TranslationError("unsupported flag (in _slice)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1468
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1469
    def _global(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1470
        for name in node.names:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1471
            self.method_imported_globals.add(name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1472
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1473
    def expr(self, node, current_klass):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1474
        if isinstance(node, ast.Const):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1475
            return self._const(node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1476
        # @@@ not sure if the parentheses should be here or in individual operator functions - JKT
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1477
        elif isinstance(node, ast.Mul):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1478
            return " ( " + self._mul(node, current_klass) + " ) "
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1479
        elif isinstance(node, ast.Add):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1480
            return " ( " + self._add(node, current_klass) + " ) "
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1481
        elif isinstance(node, ast.Sub):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1482
            return " ( " + self._sub(node, current_klass) + " ) "
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1483
        elif isinstance(node, ast.Div):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1484
            return " ( " + self._div(node, current_klass) + " ) "
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1485
        elif isinstance(node, ast.Mod):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1486
            return self._mod(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1487
        elif isinstance(node, ast.UnaryAdd):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1488
            return self._unaryadd(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1489
        elif isinstance(node, ast.UnarySub):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1490
            return self._unarysub(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1491
        elif isinstance(node, ast.Not):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1492
            return self._not(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1493
        elif isinstance(node, ast.Or):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1494
            return self._or(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1495
        elif isinstance(node, ast.And):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1496
            return self._and(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1497
        elif isinstance(node, ast.Invert):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1498
            return self._invert(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1499
        elif isinstance(node, ast.Bitand):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1500
            return "("+self._bitand(node, current_klass)+")"
1740
b789b695b5c6 clean-up: fix PEP8 E231 missing whitespace after ':' or ','
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1738
diff changeset
  1501
        elif isinstance(node, ast.LeftShift):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1502
            return self._bitshiftleft(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1503
        elif isinstance(node, ast.RightShift):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1504
            return self._bitshiftright(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1505
        elif isinstance(node, ast.Bitxor):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1506
            return "("+self._bitxor(node, current_klass)+")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1507
        elif isinstance(node, ast.Bitor):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1508
            return "("+self._bitor(node, current_klass)+")"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1509
        elif isinstance(node, ast.Compare):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1510
            return self._compare(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1511
        elif isinstance(node, ast.CallFunc):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1512
            return self._callfunc(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1513
        elif isinstance(node, ast.Name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1514
            return self._name(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1515
        elif isinstance(node, ast.Subscript):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1516
            return self._subscript(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1517
        elif isinstance(node, ast.Getattr):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1518
            return self._getattr(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1519
        elif isinstance(node, ast.List):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1520
            return self._list(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1521
        elif isinstance(node, ast.Dict):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1522
            return self._dict(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1523
        elif isinstance(node, ast.Tuple):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1524
            return self._tuple(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1525
        elif isinstance(node, ast.Slice):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1526
            return self._slice(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1527
        elif isinstance(node, ast.Lambda):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1528
            return self._lambda(node, current_klass)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1529
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1530
            raise TranslationError("unsupported type (in expr)", node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1531
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1532
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1533
def translate(file_name, module_name, debug=False):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1534
    f = file(file_name, "r")
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1535
    src = f.read()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1536
    f.close()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1537
    output = cStringIO.StringIO()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1538
    mod = compiler.parseFile(file_name)
1846
14b40afccd69 remove unused variables found by pylint
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1836
diff changeset
  1539
    Translator(module_name, module_name, module_name, src, debug, mod, output)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1540
    return output.getvalue()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1541
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1542
1851
1b8b5324506c fix pylint warning '(old-style-class) Old-style class defined.'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1847
diff changeset
  1543
class PlatformParser(object):
1744
69dfdb26f600 clean-up: fix PEP8 E251 unexpected spaces around keyword / parameter equals
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1743
diff changeset
  1544
    def __init__(self, platform_dir="", verbose=True):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1545
        self.platform_dir = platform_dir
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1546
        self.parse_cache = {}
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1547
        self.platform = ""
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1548
        self.verbose = verbose
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1549
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1550
    def setPlatform(self, platform):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1551
        self.platform = platform
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1552
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1553
    def parseModule(self, module_name, file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1554
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1555
        importing = False
1775
b45f2768fab1 clean-up: fix PEP8 E713 test for membership should be 'not in'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1773
diff changeset
  1556
        if file_name not in self.parse_cache:
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1557
            importing = True
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1558
            mod = compiler.parseFile(file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1559
            self.parse_cache[file_name] = mod
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1560
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1561
            mod = self.parse_cache[file_name]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1562
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1563
        override = False
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1564
        platform_file_name = self.generatePlatformFilename(file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1565
        if self.platform and os.path.isfile(platform_file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1566
            mod = copy.deepcopy(mod)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1567
            mod_override = compiler.parseFile(platform_file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1568
            self.merge(mod, mod_override)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1569
            override = True
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1570
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1571
        if self.verbose:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1572
            if override:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1573
                print("Importing %s (Platform %s)" % (module_name, self.platform))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1574
            elif importing:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1575
                print("Importing %s" % (module_name))
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1576
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1577
        return mod, override
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1578
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1579
    def generatePlatformFilename(self, file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1580
        (module_name, extension) = os.path.splitext(os.path.basename(file_name))
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1581
        platform_file_name = module_name + self.platform + extension
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1582
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1583
        return os.path.join(os.path.dirname(file_name), self.platform_dir, platform_file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1584
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1585
    def merge(self, tree1, tree2):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1586
        for child in tree2.node:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1587
            if isinstance(child, ast.Function):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1588
                self.replaceFunction(tree1, child.name, child)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1589
            elif isinstance(child, ast.Class):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1590
                self.replaceClassMethods(tree1, child.name, child)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1591
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1592
        return tree1
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1593
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1594
    def replaceFunction(self, tree, function_name, function_node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1595
        # find function to replace
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1596
        for child in tree.node:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1597
            if isinstance(child, ast.Function) and child.name == function_name:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1598
                self.copyFunction(child, function_node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1599
                return
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1600
        raise TranslationError("function not found: " + function_name, function_node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1601
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1602
    def replaceClassMethods(self, tree, class_name, class_node):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1603
        # find class to replace
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1604
        old_class_node = None
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1605
        for child in tree.node:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1606
            if isinstance(child, ast.Class) and child.name == class_name:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1607
                old_class_node = child
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1608
                break
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1609
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1610
        if not old_class_node:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1611
            raise TranslationError("class not found: " + class_name, class_node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1612
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1613
        # replace methods
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1614
        for function_node in class_node.code:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1615
            if isinstance(function_node, ast.Function):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1616
                found = False
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1617
                for child in old_class_node.code:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1618
                    if isinstance(child, ast.Function) and child.name == function_node.name:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1619
                        found = True
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1620
                        self.copyFunction(child, function_node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1621
                        break
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1622
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1623
                if not found:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1624
                    raise TranslationError("class method not found: " + class_name + "." + function_node.name, function_node)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1625
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1626
    def copyFunction(self, target, source):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1627
        target.code = source.code
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1628
        target.argnames = source.argnames
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1629
        target.defaults = source.defaults
1737
a39c2918c015 clean-up: fix PEP8 E261 at least two spaces before inline comment
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
  1630
        target.doc = source.doc  # @@@ not sure we need to do this any more
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1631
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1734
diff changeset
  1632
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1633
def dotreplace(fname):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1634
    path, ext = os.path.splitext(fname)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1635
    return path.replace(".", "/") + ext
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1636
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1734
diff changeset
  1637
1851
1b8b5324506c fix pylint warning '(old-style-class) Old-style class defined.'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1847
diff changeset
  1638
class AppTranslator(object):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1639
1852
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1640
    def __init__(self, library_dirs=None, parser=None, dynamic=False,
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1641
                 optimize=False, verbose=True):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1642
        self.extension = ".py"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1643
        self.optimize = optimize
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1644
        self.library_modules = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1645
        self.overrides = {}
1852
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1646
        library_dirs = [] if library_dirs is None else library_dirs
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1647
        self.library_dirs = path + library_dirs
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1648
        self.dynamic = dynamic
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1649
        self.verbose = verbose
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1650
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1651
        if not parser:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1652
            self.parser = PlatformParser()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1653
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1654
            self.parser = parser
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1655
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1656
        self.parser.dynamic = dynamic
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1657
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1658
    def findFile(self, file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1659
        if os.path.isfile(file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1660
            return file_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1661
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1662
        for library_dir in self.library_dirs:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1663
            file_name = dotreplace(file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1664
            full_file_name = os.path.join(
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1665
                os.path.abspath(os.path.dirname(__file__)), library_dir, file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1666
            if os.path.isfile(full_file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1667
                return full_file_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1668
1847
6198190bc121 explicitly mark unused variables found by pylint with _ or dummy
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1846
diff changeset
  1669
            fnameinit, _ext = os.path.splitext(file_name)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1670
            fnameinit = fnameinit + "/__init__.py"
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1671
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1672
            full_file_name = os.path.join(
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1673
                os.path.abspath(os.path.dirname(__file__)), library_dir, fnameinit)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1674
            if os.path.isfile(full_file_name):
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1675
                return full_file_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1676
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1677
        raise Exception("file not found: " + file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1678
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1679
    def _translate(self, module_name, is_app=True, debug=False,
1852
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1680
                   imported_js=None):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1681
        if module_name not in self.library_modules:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1682
            self.library_modules.append(module_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1683
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1684
        file_name = self.findFile(module_name + self.extension)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1685
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1686
        output = cStringIO.StringIO()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1687
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1688
        f = file(file_name, "r")
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1689
        src = f.read()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1690
        f.close()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1691
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1692
        mod, override = self.parser.parseModule(module_name, file_name)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1693
        if override:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1694
            override_name = "%s.%s" % (self.parser.platform.lower(),
1767
c74815729afd clean-up: fix PEP8 E127 continuation line over-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1763
diff changeset
  1695
                                       module_name)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1696
            self.overrides[override_name] = override_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1697
        if is_app:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1698
            mn = '__main__'
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1699
        else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1700
            mn = module_name
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1701
        t = Translator(mn, module_name, module_name,
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1702
                       src, debug, mod, output, self.dynamic, self.optimize,
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1703
                       self.findFile)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1704
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1705
        module_str = output.getvalue()
1852
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1706
        if imported_js is None:
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1707
            imported_js = set()
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1708
        imported_js.update(set(t.imported_js))
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1709
        imported_modules_str = ""
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1710
        for module in t.imported_modules:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1711
            if module not in self.library_modules:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1712
                self.library_modules.append(module)
1782
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
  1713
                # imported_js.update(set(t.imported_js))
5b6ad7a7fd9d clean-up: fix PEP8 E265 block comment should start with '# '
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1776
diff changeset
  1714
                # imported_modules_str += self._translate(
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1715
                #    module, False, debug=debug, imported_js=imported_js)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1716
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1717
        return imported_modules_str + module_str
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1718
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1719
    def translate(self, module_name, is_app=True, debug=False,
1852
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1720
                  library_modules=None):
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1721
        app_code = cStringIO.StringIO()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1722
        lib_code = cStringIO.StringIO()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1723
        imported_js = set()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1724
        self.library_modules = []
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1725
        self.overrides = {}
1852
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1726
        if library_modules is not None:
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1727
            for library in library_modules:
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1728
                if library.endswith(".js"):
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1729
                    imported_js.add(library)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1730
                    continue
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1731
                self.library_modules.append(library)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1732
                if self.verbose:
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1733
                    print('Including LIB', library)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1734
                print('\n//\n// BEGIN LIB '+library+'\n//\n', file=lib_code)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1735
                print(self._translate(library, False, debug=debug, imported_js=imported_js),
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1736
                      file=lib_code)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1737
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1738
                print("/* initialize static library */", file=lib_code)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1739
                print("%s%s();\n" % (UU, library), file=lib_code)
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1740
70c1cc354a8f fix pylint warning '(dangerous-default-value) Dangerous default value {} as argument'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1851
diff changeset
  1741
                print('\n//\n// END LIB '+library+'\n//\n', file=lib_code)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1742
        if module_name:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1743
            print(self._translate(module_name, is_app, debug=debug, imported_js=imported_js),
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1744
                  file=app_code)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1745
        for js in imported_js:
1757
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1746
            path = self.findFile(js)
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1747
            if os.path.isfile(path):
0de89da92ee0 clean-up: fix PEP8 E111 indentation is not a multiple of four
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1756
diff changeset
  1748
                if self.verbose:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1749
                    print('Including JS', js)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1750
                print('\n//\n// BEGIN JS '+js+'\n//\n', file=lib_code)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1751
                print(file(path).read(), file=lib_code)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1752
                print('\n//\n// END JS '+js+'\n//\n', file=lib_code)
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1753
            else:
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1754
                print('Warning: Unable to find imported javascript:', js, file=sys.stderr)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1755
        return lib_code.getvalue(), app_code.getvalue()
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1756
1749
d73b64672238 clean-up: fix PEP8 E305 expected 2 blank lines after class or function definition
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1746
diff changeset
  1757
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1758
usage = """
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1759
  usage: %s file_name [module_name]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1760
"""
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1761
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1734
diff changeset
  1762
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1763
def main():
1742
92932cd370a4 clean-up: fix PEP8 E225 missing whitespace around operator
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1741
diff changeset
  1764
    if len(sys.argv) < 2:
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1765
        print(usage % sys.argv[0], file=sys.stderr)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1766
        sys.exit(1)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1767
    file_name = os.path.abspath(sys.argv[1])
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1768
    if not os.path.isfile(file_name):
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1769
        print("File not found %s" % file_name, file=sys.stderr)
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1770
        sys.exit(1)
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1771
    if len(sys.argv) > 2:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1772
        module_name = sys.argv[2]
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1773
    else:
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1774
        module_name = None
1826
91796f408540 fix usage of python2-only print statement
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1785
diff changeset
  1775
    print(translate(file_name, module_name), end="")
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1776
1749
d73b64672238 clean-up: fix PEP8 E305 expected 2 blank lines after class or function definition
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1746
diff changeset
  1777
371
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1778
if __name__ == "__main__":
b7cb57a2da08 Adding new svgui support using twisted website HMI
laurent
parents:
diff changeset
  1779
    main()