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1 #!/usr/bin/python | 1 #!/usr/bin/python |
2 # | 2 # |
3 # Copyright 2014 The Chromium Authors. All rights reserved. | 3 # Copyright 2014 The Chromium Authors. All rights reserved. |
4 # Use of this source code is governed by a BSD-style license that can be | 4 # Use of this source code is governed by a BSD-style license that can be |
5 # found in the LICENSE file. | 5 # found in the LICENSE file. |
6 | 6 |
7 """Generates interface properties on global objects. | 7 """Generates interface properties on global objects. |
8 | 8 |
9 Concretely these are implemented as "constructor attributes", meaning | 9 Concretely these are implemented as "constructor attributes", meaning |
10 "attributes whose name ends with Constructor" (special-cased by code generator), | 10 "attributes whose name ends with Constructor" (special-cased by code generator), |
11 hence "global constructors" for short. | 11 hence "global constructors" for short. |
12 | 12 |
13 For reference on global objects, see: | 13 For reference on global objects, see: |
14 http://heycam.github.io/webidl/#Global | 14 http://heycam.github.io/webidl/#Global |
15 http://heycam.github.io/webidl/#Exposed | 15 http://heycam.github.io/webidl/#Exposed |
16 | 16 |
17 Design document: http://www.chromium.org/developers/design-documents/idl-build | 17 Design document: http://www.chromium.org/developers/design-documents/idl-build |
18 """ | 18 """ |
19 | 19 |
20 import itertools | 20 import itertools |
21 import optparse | 21 import optparse |
22 import os | 22 import os |
23 import cPickle as pickle | 23 import cPickle as pickle |
24 import re | 24 import re |
25 import sys | 25 import sys |
26 | 26 |
| 27 from v8_utilities import EXPOSED_EXECUTION_CONTEXT_METHOD |
| 28 |
27 from collections import defaultdict | 29 from collections import defaultdict |
28 from utilities import should_generate_impl_file_from_idl, get_file_contents, idl
_filename_to_interface_name, read_file_to_list, write_file, get_interface_extend
ed_attributes_from_idl, get_interface_exposed_arguments, is_callback_interface_f
rom_idl | 30 from utilities import should_generate_impl_file_from_idl, get_file_contents, idl
_filename_to_interface_name, read_file_to_list, write_file, get_interface_extend
ed_attributes_from_idl, get_interface_exposed_arguments, is_callback_interface_f
rom_idl |
29 | 31 |
30 interface_name_to_global_names = {} | 32 interface_name_to_global_names = {} |
31 global_name_to_constructors = defaultdict(list) | 33 global_name_to_constructors = defaultdict(list) |
32 | 34 |
33 | 35 |
34 HEADER_FORMAT = """// Stub header file for {{idl_basename}} | 36 HEADER_FORMAT = """// Stub header file for {{idl_basename}} |
35 // Required because the IDL compiler assumes that a corresponding header file | 37 // Required because the IDL compiler assumes that a corresponding header file |
36 // exists for each IDL file. | 38 // exists for each IDL file. |
(...skipping 122 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
159 interface_name_idl_filename = [(args[i], args[i + 1]) | 161 interface_name_idl_filename = [(args[i], args[i + 1]) |
160 for i in range(0, len(args), 2)] | 162 for i in range(0, len(args), 2)] |
161 | 163 |
162 with open(options.global_objects_file) as global_objects_file: | 164 with open(options.global_objects_file) as global_objects_file: |
163 interface_name_to_global_names.update(pickle.load(global_objects_file)) | 165 interface_name_to_global_names.update(pickle.load(global_objects_file)) |
164 | 166 |
165 for idl_filename in idl_files: | 167 for idl_filename in idl_files: |
166 record_global_constructors(idl_filename) | 168 record_global_constructors(idl_filename) |
167 | 169 |
168 # Check for [Exposed] / [Global] mismatch. | 170 # Check for [Exposed] / [Global] mismatch. |
169 known_global_names = frozenset(itertools.chain.from_iterable(interface_name_
to_global_names.values())) | 171 known_global_names = EXPOSED_EXECUTION_CONTEXT_METHOD.keys() |
170 exposed_global_names = frozenset(global_name_to_constructors) | 172 exposed_global_names = frozenset(global_name_to_constructors) |
171 if not exposed_global_names.issubset(known_global_names): | 173 if not exposed_global_names.issubset(known_global_names): |
172 unknown_global_names = exposed_global_names.difference(known_global_name
s) | 174 unknown_global_names = exposed_global_names.difference(known_global_name
s) |
173 raise ValueError('The following global names were used in ' | 175 raise ValueError('The following global names were used in ' |
174 '[Exposed=xxx] but do not match any [Global] / ' | 176 '[Exposed=xxx] but do not match any [Global] / ' |
175 '[PrimaryGlobal] interface: %s' | 177 '[PrimaryGlobal] interface: %s' |
176 % list(unknown_global_names)) | 178 % list(unknown_global_names)) |
177 | 179 |
178 # Write partial interfaces containing constructor attributes for each | 180 # Write partial interfaces containing constructor attributes for each |
179 # global interface. | 181 # global interface. |
180 for interface_name, idl_filename in interface_name_idl_filename: | 182 for interface_name, idl_filename in interface_name_idl_filename: |
181 constructors = interface_name_to_constructors(interface_name) | 183 constructors = interface_name_to_constructors(interface_name) |
182 write_global_constructors_partial_interface( | 184 write_global_constructors_partial_interface( |
183 interface_name, | 185 interface_name, |
184 idl_filename, | 186 idl_filename, |
185 constructors, | 187 constructors, |
186 options.write_file_only_if_changed) | 188 options.write_file_only_if_changed) |
187 | 189 |
188 | 190 |
189 if __name__ == '__main__': | 191 if __name__ == '__main__': |
190 sys.exit(main()) | 192 sys.exit(main()) |
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