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1 # Copyright (C) 2013 Google Inc. All rights reserved. | 1 # Copyright (C) 2013 Google Inc. All rights reserved. |
2 # | 2 # |
3 # Redistribution and use in source and binary forms, with or without | 3 # Redistribution and use in source and binary forms, with or without |
4 # modification, are permitted provided that the following conditions are | 4 # modification, are permitted provided that the following conditions are |
5 # met: | 5 # met: |
6 # | 6 # |
7 # * Redistributions of source code must retain the above copyright | 7 # * Redistributions of source code must retain the above copyright |
8 # notice, this list of conditions and the following disclaimer. | 8 # notice, this list of conditions and the following disclaimer. |
9 # * Redistributions in binary form must reproduce the above | 9 # * Redistributions in binary form must reproduce the above |
10 # copyright notice, this list of conditions and the following disclaimer | 10 # copyright notice, this list of conditions and the following disclaimer |
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373 return lambda suffix: extended_attributes['MeasureAs'] | 373 return lambda suffix: extended_attributes['MeasureAs'] |
374 if 'Measure' in extended_attributes: | 374 if 'Measure' in extended_attributes: |
375 includes.add('core/frame/UseCounter.h') | 375 includes.add('core/frame/UseCounter.h') |
376 measure_as_name = capitalize(definition_or_member.name) | 376 measure_as_name = capitalize(definition_or_member.name) |
377 if interface is not None: | 377 if interface is not None: |
378 measure_as_name = '%s_%s' % (capitalize(interface.name), measure_as_
name) | 378 measure_as_name = '%s_%s' % (capitalize(interface.name), measure_as_
name) |
379 return lambda suffix: 'V8%s_%s' % (measure_as_name, suffix) | 379 return lambda suffix: 'V8%s_%s' % (measure_as_name, suffix) |
380 return None | 380 return None |
381 | 381 |
382 | 382 |
| 383 def runtime_feature_name(definition_or_member): |
| 384 extended_attributes = definition_or_member.extended_attributes |
| 385 if 'RuntimeEnabled' not in extended_attributes: |
| 386 return None |
| 387 return extended_attributes['RuntimeEnabled'] |
| 388 |
| 389 |
| 390 def is_api_experiment_enabled(definition_or_member): |
| 391 return 'APIExperimentEnabled' in definition_or_member.extended_attributes |
| 392 |
| 393 |
| 394 def api_experiment_name(definition_or_member): |
| 395 return definition_or_member.extended_attributes['APIExperimentEnabled'] if i
s_api_experiment_enabled(definition_or_member) else None |
| 396 |
| 397 |
| 398 def api_experiment_enabled_function(definition_or_member): |
| 399 experiment_name = api_experiment_name(definition_or_member) |
| 400 feature_name = runtime_feature_name(definition_or_member) |
| 401 if not feature_name or not experiment_name: |
| 402 return |
| 403 return 'ExperimentalFeatures::%sEnabled' % uncapitalize(feature_name) |
| 404 |
| 405 |
383 # [RuntimeEnabled] | 406 # [RuntimeEnabled] |
384 def runtime_enabled_function_name(definition_or_member): | 407 def runtime_enabled_function_name(definition_or_member): |
385 """Returns the name of the RuntimeEnabledFeatures function. | 408 """Returns the name of the RuntimeEnabledFeatures function. |
386 | 409 |
387 The returned function checks if a method/attribute is enabled. | 410 The returned function checks if a method/attribute is enabled. |
388 Given extended attribute RuntimeEnabled=FeatureName, return: | 411 Given extended attribute RuntimeEnabled=FeatureName, return: |
389 RuntimeEnabledFeatures::{featureName}Enabled | 412 RuntimeEnabledFeatures::{featureName}Enabled |
390 """ | 413 """ |
391 extended_attributes = definition_or_member.extended_attributes | 414 feature_name = runtime_feature_name(definition_or_member) |
392 if 'RuntimeEnabled' not in extended_attributes: | 415 |
393 return None | 416 # If an API experiment is on the method/attribute, it overrides the runtime |
394 feature_name = extended_attributes['RuntimeEnabled'] | 417 # enabled status. For now, we are unconditionally installing experimental |
| 418 # attributes/methods, so we are acting as though the runtime enabled |
| 419 # function doesn't exist. (It is checked in the generated |
| 420 # ExperimentalFeatures function, instead) |
| 421 experiment_name = api_experiment_name(definition_or_member) |
| 422 if not feature_name or experiment_name: |
| 423 return |
395 return 'RuntimeEnabledFeatures::%sEnabled' % uncapitalize(feature_name) | 424 return 'RuntimeEnabledFeatures::%sEnabled' % uncapitalize(feature_name) |
396 | 425 |
397 | 426 |
398 # [Unforgeable] | 427 # [Unforgeable] |
399 def is_unforgeable(interface, member): | 428 def is_unforgeable(interface, member): |
400 return (('Unforgeable' in interface.extended_attributes or | 429 return (('Unforgeable' in interface.extended_attributes or |
401 'Unforgeable' in member.extended_attributes) and | 430 'Unforgeable' in member.extended_attributes) and |
402 not member.is_static) | 431 not member.is_static) |
403 | 432 |
404 | 433 |
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578 except StopIteration: | 607 except StopIteration: |
579 return None | 608 return None |
580 | 609 |
581 | 610 |
582 IdlInterface.indexed_property_getter = property(indexed_property_getter) | 611 IdlInterface.indexed_property_getter = property(indexed_property_getter) |
583 IdlInterface.indexed_property_setter = property(indexed_property_setter) | 612 IdlInterface.indexed_property_setter = property(indexed_property_setter) |
584 IdlInterface.indexed_property_deleter = property(indexed_property_deleter) | 613 IdlInterface.indexed_property_deleter = property(indexed_property_deleter) |
585 IdlInterface.named_property_getter = property(named_property_getter) | 614 IdlInterface.named_property_getter = property(named_property_getter) |
586 IdlInterface.named_property_setter = property(named_property_setter) | 615 IdlInterface.named_property_setter = property(named_property_setter) |
587 IdlInterface.named_property_deleter = property(named_property_deleter) | 616 IdlInterface.named_property_deleter = property(named_property_deleter) |
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