mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
105 lines
4.6 KiB
Python
Executable File
105 lines
4.6 KiB
Python
Executable File
#!/usr/bin/python
|
|
# Copyright (C) 2013 Google Inc. All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions are
|
|
# met:
|
|
#
|
|
# * Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# * Redistributions in binary form must reproduce the above
|
|
# copyright notice, this list of conditions and the following disclaimer
|
|
# in the documentation and/or other materials provided with the
|
|
# distribution.
|
|
# * Neither the name of Google Inc. nor the names of its
|
|
# contributors may be used to endorse or promote products derived from
|
|
# this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
"""Compile an .idl file to Blink C++ bindings (.h and .cpp files) for Dart:HTML.
|
|
|
|
Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
|
|
"""
|
|
|
|
import abc
|
|
import os.path
|
|
import cPickle as pickle
|
|
|
|
from idl_reader import IdlReader
|
|
from utilities import write_file
|
|
|
|
|
|
def idl_filename_to_interface_name(idl_filename):
|
|
basename = os.path.basename(idl_filename)
|
|
interface_name, _ = os.path.splitext(basename)
|
|
return interface_name
|
|
|
|
|
|
class IdlCompiler(object):
|
|
"""Abstract Base Class for IDL compilers.
|
|
|
|
In concrete classes:
|
|
* self.code_generator must be set, implementing generate_code()
|
|
(returning a list of output code), and
|
|
* compile_file() must be implemented (handling output filenames).
|
|
"""
|
|
__metaclass__ = abc.ABCMeta
|
|
|
|
def __init__(self, output_directory, code_generator=None,
|
|
interfaces_info=None, interfaces_info_filename='',
|
|
only_if_changed=False):
|
|
"""
|
|
Args:
|
|
interfaces_info:
|
|
interfaces_info dict
|
|
(avoids auxiliary file in run-bindings-tests)
|
|
interfaces_info_file: filename of pickled interfaces_info
|
|
"""
|
|
self.code_generator = code_generator
|
|
if interfaces_info_filename:
|
|
with open(interfaces_info_filename) as interfaces_info_file:
|
|
interfaces_info = pickle.load(interfaces_info_file)
|
|
self.interfaces_info = interfaces_info
|
|
|
|
self.only_if_changed = only_if_changed
|
|
self.output_directory = output_directory
|
|
self.reader = IdlReader(interfaces_info, output_directory)
|
|
|
|
def compile_and_write(self, idl_filename, output_filenames):
|
|
interface_name = idl_filename_to_interface_name(idl_filename)
|
|
idl_pickle_filename = os.path.join(self.output_directory,
|
|
'%s_globals.pickle' % interface_name)
|
|
definitions = self.reader.read_idl_definitions(idl_filename)
|
|
output_code_list = self.code_generator.generate_code(definitions,
|
|
interface_name,
|
|
idl_filename,
|
|
idl_pickle_filename,
|
|
self.only_if_changed)
|
|
|
|
for output_code, output_filename in zip(output_code_list, output_filenames):
|
|
write_file(output_code, output_filename, self.only_if_changed)
|
|
|
|
def generate_global_and_write(self, global_entries, output_filenames):
|
|
output_code_list = self.code_generator.generate_globals(global_entries)
|
|
for output_code, output_filename in zip(output_code_list, output_filenames):
|
|
write_file(output_code, output_filename, self.only_if_changed)
|
|
|
|
def generate_dart_blink_and_write(self, global_entries, output_filename):
|
|
output_code = self.code_generator.generate_dart_blink(global_entries)
|
|
write_file(output_code, output_filename, self.only_if_changed)
|
|
|
|
@abc.abstractmethod
|
|
def compile_file(self, idl_filename):
|
|
pass
|