blob: e52f31544c11fb76c4baac67e7ba9272240cfcd7 [file] [log] [blame]
#!/usr/bin/env python
#
# Copyright (c) 2014, 2016 Apple 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:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. 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.
#
# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
import logging
from generator import Generator, ucfirst
from models import PrimitiveType, ObjectType, ArrayType, EnumType, AliasedType, Frameworks
log = logging.getLogger('global')
def join_type_and_name(type_str, name_str):
if type_str.endswith('*'):
return type_str + name_str
return type_str + ' ' + name_str
def strip_block_comment_markers(str):
return str.replace('/*', '').replace('*/', '')
def remove_duplicate_from_str(str, possible_duplicate):
return str.replace(possible_duplicate + possible_duplicate, possible_duplicate)
_OBJC_IDENTIFIER_RENAME_MAP = {
'this': 'thisObject', # Debugger.CallFrame.this
'description': 'stringRepresentation', # Runtime.RemoteObject.description
'id': 'identifier', # Page.Frame.id, Runtime.ExecutionContextDescription.id, Debugger.BreakpointAction.id
}
_OBJC_IDENTIFIER_REVERSE_RENAME_MAP = dict((v, k) for k, v in _OBJC_IDENTIFIER_RENAME_MAP.iteritems())
class ObjCTypeCategory:
Simple = 0
String = 1
Object = 2
Array = 3
@staticmethod
def category_for_type(_type):
if (isinstance(_type, PrimitiveType)):
if _type.raw_name() is 'string':
return ObjCTypeCategory.String
if _type.raw_name() in ['object', 'any']:
return ObjCTypeCategory.Object
if _type.raw_name() is 'array':
return ObjCTypeCategory.Array
return ObjCTypeCategory.Simple
if (isinstance(_type, ObjectType)):
return ObjCTypeCategory.Object
if (isinstance(_type, ArrayType)):
return ObjCTypeCategory.Array
if (isinstance(_type, AliasedType)):
return ObjCTypeCategory.category_for_type(_type.aliased_type)
if (isinstance(_type, EnumType)):
return ObjCTypeCategory.category_for_type(_type.primitive_type)
return None
# Almost all Objective-C class names require the use of a prefix that depends on the
# target framework's 'objc_prefix' setting. So, most helpers are instance methods.
class ObjCGenerator(Generator):
# Do not use a dynamic prefix for RWIProtocolJSONObject since it's used as a common
# base class and needs a consistent Objective-C prefix to be in a reusable framework.
OBJC_HELPER_PREFIX = 'RWI'
OBJC_SHARED_PREFIX = 'Protocol'
OBJC_STATIC_PREFIX = '%s%s' % (OBJC_HELPER_PREFIX, OBJC_SHARED_PREFIX)
def __init__(self, *args, **kwargs):
Generator.__init__(self, *args, **kwargs)
# The 'protocol name' is used to prefix filenames for a protocol group (a set of domains generated together).
def protocol_name(self):
protocol_group = self.model().framework.setting('objc_protocol_group', '')
return '%s%s' % (protocol_group, ObjCGenerator.OBJC_SHARED_PREFIX)
# The 'ObjC prefix' is used to prefix Objective-C class names and enums with a
# framework-specific prefix. It is separate from filename prefixes.
def objc_prefix(self):
framework_prefix = self.model().framework.setting('objc_prefix', None)
if not framework_prefix:
return ''
else:
return '%s%s' % (framework_prefix, ObjCGenerator.OBJC_SHARED_PREFIX)
# Adjust identifier names that collide with ObjC keywords.
@staticmethod
def identifier_to_objc_identifier(name):
return _OBJC_IDENTIFIER_RENAME_MAP.get(name, name)
@staticmethod
def objc_identifier_to_identifier(name):
return _OBJC_IDENTIFIER_REVERSE_RENAME_MAP.get(name, name)
# Generate ObjC types, command handlers, and event dispatchers for a subset of domains.
DOMAINS_TO_GENERATE = ['CSS', 'DOM', 'DOMStorage', 'Network', 'Page', 'Automation', 'GenericTypes']
def should_generate_types_for_domain(self, domain):
if not len(self.type_declarations_for_domain(domain)):
return False
if self.model().framework is Frameworks.Test:
return True
whitelist = set(ObjCGenerator.DOMAINS_TO_GENERATE)
whitelist.update(set(['Console', 'Debugger', 'Runtime']))
return domain.domain_name in whitelist
def should_generate_commands_for_domain(self, domain):
if not len(self.commands_for_domain(domain)):
return False
if self.model().framework is Frameworks.Test:
return True
whitelist = set(ObjCGenerator.DOMAINS_TO_GENERATE)
return domain.domain_name in whitelist
def should_generate_events_for_domain(self, domain):
if not len(self.events_for_domain(domain)):
return False
if self.model().framework is Frameworks.Test:
return True
whitelist = set(ObjCGenerator.DOMAINS_TO_GENERATE)
whitelist.add('Console')
return domain.domain_name in whitelist
# ObjC enum and type names.
def objc_name_for_type(self, type):
name = type.qualified_name().replace('.', '')
name = remove_duplicate_from_str(name, type.type_domain().domain_name)
return '%s%s' % (self.objc_prefix(), name)
def objc_enum_name_for_anonymous_enum_declaration(self, declaration):
domain_name = declaration.type.type_domain().domain_name
name = '%s%s' % (domain_name, declaration.type.raw_name())
name = remove_duplicate_from_str(name, domain_name)
return '%s%s' % (self.objc_prefix(), name)
def objc_enum_name_for_anonymous_enum_member(self, declaration, member):
domain_name = member.type.type_domain().domain_name
name = '%s%s%s' % (domain_name, declaration.type.raw_name(), ucfirst(member.member_name))
name = remove_duplicate_from_str(name, domain_name)
return '%s%s' % (self.objc_prefix(), name)
def objc_enum_name_for_anonymous_enum_parameter(self, domain, event_or_command_name, parameter):
domain_name = domain.domain_name
name = '%s%s%s' % (domain_name, ucfirst(event_or_command_name), ucfirst(parameter.parameter_name))
name = remove_duplicate_from_str(name, domain_name)
return '%s%s' % (self.objc_prefix(), name)
def objc_enum_name_for_non_anonymous_enum(self, _type):
domain_name = _type.type_domain().domain_name
name = _type.qualified_name().replace('.', '')
name = remove_duplicate_from_str(name, domain_name)
return '%s%s' % (self.objc_prefix(), name)
# Miscellaneous name handling.
@staticmethod
def variable_name_prefix_for_domain(domain):
domain_name = domain.domain_name
if domain_name.startswith('DOM'):
return 'dom' + domain_name[3:]
if domain_name.startswith('CSS'):
return 'css' + domain_name[3:]
return domain_name[:1].lower() + domain_name[1:]
# Type basics.
@staticmethod
def objc_accessor_type_for_raw_name(raw_name):
if raw_name in ['string', 'array']:
return 'copy'
if raw_name in ['integer', 'number', 'boolean']:
return 'assign'
if raw_name in ['any', 'object']:
return 'retain'
return None
@staticmethod
def objc_type_for_raw_name(raw_name):
if raw_name is 'string':
return 'NSString *'
if raw_name is 'array':
return 'NSArray *'
if raw_name is 'integer':
return 'int'
if raw_name is 'number':
return 'double'
if raw_name is 'boolean':
return 'BOOL'
if raw_name in ['any', 'object']:
return '%sJSONObject *' % ObjCGenerator.OBJC_STATIC_PREFIX
return None
@staticmethod
def objc_class_for_raw_name(raw_name):
if raw_name is 'string':
return 'NSString'
if raw_name is 'array':
return 'NSArray'
if raw_name in ['integer', 'number', 'boolean']:
return 'NSNumber'
if raw_name in ['any', 'object']:
return '%sJSONObject' % ObjCGenerator.OBJC_STATIC_PREFIX
return None
# FIXME: Can these protocol_type functions be removed in favor of C++ generators functions?
@staticmethod
def protocol_type_for_raw_name(raw_name):
if raw_name is 'string':
return 'String'
if raw_name is 'integer':
return 'int'
if raw_name is 'number':
return 'double'
if raw_name is 'boolean':
return 'bool'
if raw_name in ['any', 'object']:
return 'JSON::Object'
return None
@staticmethod
def protocol_type_for_type(_type):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
return ObjCGenerator.protocol_type_for_raw_name(_type.raw_name())
if (isinstance(_type, EnumType)):
return ObjCGenerator.protocol_type_for_type(_type.primitive_type)
if (isinstance(_type, ObjectType)):
return 'Inspector::Protocol::%s::%s' % (_type.type_domain().domain_name, _type.raw_name())
if (isinstance(_type, ArrayType)):
sub_type = ObjCGenerator.protocol_type_for_type(_type.element_type)
return 'JSON::ArrayOf<%s>' % sub_type
return None
@staticmethod
def is_type_objc_pointer_type(_type):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
return _type.raw_name() in ['string', 'array', 'any', 'object']
if (isinstance(_type, EnumType)):
return False
if (isinstance(_type, ObjectType)):
return True
if (isinstance(_type, ArrayType)):
return True
return None
def objc_class_for_type(self, _type):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
return ObjCGenerator.objc_class_for_raw_name(_type.raw_name())
if (isinstance(_type, EnumType)):
return ObjCGenerator.objc_class_for_raw_name(_type.primitive_type.raw_name())
if (isinstance(_type, ObjectType)):
return self.objc_name_for_type(_type)
if (isinstance(_type, ArrayType)):
sub_type = strip_block_comment_markers(self.objc_class_for_type(_type.element_type))
return 'NSArray/*<%s>*/' % sub_type
return None
def objc_class_for_array_type(self, _type):
if isinstance(_type, AliasedType):
_type = _type.aliased_type
if isinstance(_type, ArrayType):
return self.objc_class_for_type(_type.element_type)
return None
def objc_accessor_type_for_member(self, member):
return self.objc_accessor_type_for_member_internal(member.type)
def objc_accessor_type_for_member_internal(self, _type):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
return self.objc_accessor_type_for_raw_name(_type.raw_name())
if (isinstance(_type, EnumType)):
return 'assign'
if (isinstance(_type, ObjectType)):
return 'retain'
if (isinstance(_type, ArrayType)):
return 'copy'
return None
def objc_type_for_member(self, declaration, member):
return self.objc_type_for_member_internal(member.type, declaration, member)
def objc_type_for_member_internal(self, _type, declaration, member):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
return self.objc_type_for_raw_name(_type.raw_name())
if (isinstance(_type, EnumType)):
if (_type.is_anonymous):
return self.objc_enum_name_for_anonymous_enum_member(declaration, member)
return self.objc_enum_name_for_non_anonymous_enum(_type)
if (isinstance(_type, ObjectType)):
return self.objc_name_for_type(_type) + ' *'
if (isinstance(_type, ArrayType)):
sub_type = strip_block_comment_markers(self.objc_class_for_type(_type.element_type))
return 'NSArray/*<%s>*/ *' % sub_type
return None
def objc_type_for_param(self, domain, event_or_command_name, parameter, respect_optional=True):
objc_type = self.objc_type_for_param_internal(parameter.type, domain, event_or_command_name, parameter)
if respect_optional and parameter.is_optional:
if objc_type.endswith('*'):
return objc_type + '*'
return objc_type + ' *'
return objc_type
def objc_type_for_param_internal(self, _type, domain, event_or_command_name, parameter):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
return self.objc_type_for_raw_name(_type.raw_name())
if (isinstance(_type, EnumType)):
if _type.is_anonymous:
return self.objc_enum_name_for_anonymous_enum_parameter(domain, event_or_command_name, parameter)
return self.objc_enum_name_for_non_anonymous_enum(_type)
if (isinstance(_type, ObjectType)):
return self.objc_name_for_type(_type) + ' *'
if (isinstance(_type, ArrayType)):
sub_type = strip_block_comment_markers(self.objc_class_for_type(_type.element_type))
return 'NSArray/*<%s>*/ *' % sub_type
return None
# ObjC <-> Protocol conversion for commands and events.
# - convert a command call parameter received from Protocol to ObjC for handler
# - convert a command return parameter in callback block from ObjC to Protocol to send
# - convert an event parameter from ObjC API to Protocol to send
def objc_protocol_export_expression_for_variable(self, var_type, var_name):
category = ObjCTypeCategory.category_for_type(var_type)
if category in [ObjCTypeCategory.Simple, ObjCTypeCategory.String]:
if isinstance(var_type, EnumType):
return 'toProtocolString(%s)' % var_name
return var_name
if category is ObjCTypeCategory.Object:
return '[%s toJSONObject]' % var_name
if category is ObjCTypeCategory.Array:
protocol_type = ObjCGenerator.protocol_type_for_type(var_type.element_type)
objc_class = self.objc_class_for_type(var_type.element_type)
if protocol_type == 'JSON::ArrayOf<String>':
return 'toJSONStringArrayArray(%s)' % var_name
if protocol_type is 'String' and objc_class is 'NSString':
return 'toJSONStringArray(%s)' % var_name
if protocol_type is 'int' and objc_class is 'NSNumber':
return 'toJSONIntegerArray(%s)' % var_name
if protocol_type is 'double' and objc_class is 'NSNumber':
return 'toJSONDoubleArray(%s)' % var_name
return 'toJSONObjectArray(%s)' % var_name
def objc_protocol_import_expression_for_member(self, name, declaration, member):
if isinstance(member.type, EnumType):
if member.type.is_anonymous:
return 'fromProtocolString<%s>(%s)' % (self.objc_enum_name_for_anonymous_enum_member(declaration, member), name)
return 'fromProtocolString<%s>(%s)' % (self.objc_enum_name_for_non_anonymous_enum(member.type), name)
return self.objc_protocol_import_expression_for_variable(member.type, name)
def objc_protocol_import_expression_for_parameter(self, name, domain, event_or_command_name, parameter):
if isinstance(parameter.type, EnumType):
if parameter.type.is_anonymous:
return 'fromProtocolString<%s>(%s)' % (self.objc_enum_name_for_anonymous_enum_parameter(domain, event_or_command_name, parameter), name)
return 'fromProtocolString<%s>(%s)' % (self.objc_enum_name_for_non_anonymous_enum(parameter.type), name)
return self.objc_protocol_import_expression_for_variable(parameter.type, name)
def objc_protocol_import_expression_for_variable(self, var_type, var_name):
category = ObjCTypeCategory.category_for_type(var_type)
if category in [ObjCTypeCategory.Simple, ObjCTypeCategory.String]:
return var_name
if category is ObjCTypeCategory.Object:
objc_class = self.objc_class_for_type(var_type)
return '[[[%s alloc] initWithJSONObject:%s] autorelease]' % (objc_class, var_name)
if category is ObjCTypeCategory.Array:
objc_class = self.objc_class_for_type(var_type.element_type)
if objc_class is 'NSString':
return 'toObjCStringArray(%s)' % var_name
if objc_class is 'NSNumber': # FIXME: Integer or Double?
return 'toObjCIntegerArray(%s)' % var_name
return 'toObjCArray<%s>(%s)' % (objc_class, var_name)
# ObjC <-> JSON object conversion for types getters/setters.
# - convert a member setter from ObjC API to JSON object setter
# - convert a member getter from JSON object to ObjC API
def objc_to_protocol_expression_for_member(self, declaration, member, sub_expression):
category = ObjCTypeCategory.category_for_type(member.type)
if category in [ObjCTypeCategory.Simple, ObjCTypeCategory.String]:
if isinstance(member.type, EnumType):
return 'toProtocolString(%s)' % sub_expression
return sub_expression
if category is ObjCTypeCategory.Object:
return sub_expression
if category is ObjCTypeCategory.Array:
objc_class = self.objc_class_for_type(member.type.element_type)
if objc_class is 'NSString':
return 'toJSONStringArray(%s)' % sub_expression
if objc_class is 'NSNumber':
protocol_type = ObjCGenerator.protocol_type_for_type(member.type.element_type)
if protocol_type is 'double':
return 'toJSONDoubleArray(%s)' % sub_expression
return 'toJSONIntegerArray(%s)' % sub_expression
return 'toJSONObjectArray(%s)' % sub_expression
def protocol_to_objc_expression_for_member(self, declaration, member, sub_expression):
category = ObjCTypeCategory.category_for_type(member.type)
if category in [ObjCTypeCategory.Simple, ObjCTypeCategory.String]:
if isinstance(member.type, EnumType):
if member.type.is_anonymous:
return 'fromProtocolString<%s>(%s).value()' % (self.objc_enum_name_for_anonymous_enum_member(declaration, member), sub_expression)
return 'fromProtocolString<%s>(%s).value()' % (self.objc_enum_name_for_non_anonymous_enum(member.type), sub_expression)
return sub_expression
if category is ObjCTypeCategory.Object:
raise Exception("protocol_to_objc_expression_for_member does not support an Object type. See: protocol_to_objc_code_block_for_object_member")
if category is ObjCTypeCategory.Array:
protocol_type = ObjCGenerator.protocol_type_for_type(member.type.element_type)
objc_class = self.objc_class_for_type(member.type.element_type)
if objc_class is 'NSString':
return 'toObjCStringArray(%s)' % sub_expression
if objc_class is 'NSNumber':
protocol_type = ObjCGenerator.protocol_type_for_type(member.type.element_type)
if protocol_type is 'double':
return 'toObjCDoubleArray(%s)' % sub_expression
return 'toObjCIntegerArray(%s)' % sub_expression
return 'toObjCArray<%s>(%s)' % (objc_class, sub_expression)
def protocol_to_objc_code_block_for_object_member(self, declaration, member, sub_expression):
objc_class = self.objc_class_for_type(member.type)
lines = []
lines.append(' %sJSONObject *object = %s;' % (ObjCGenerator.OBJC_STATIC_PREFIX, sub_expression))
lines.append(' if (!object)')
lines.append(' return nil;')
lines.append(' return [[%s alloc] initWithJSONObject:[%s toJSONObject].get()];' % (objc_class, sub_expression))
return '\n'.join(lines)
def payload_to_objc_expression_for_member(self, declaration, member):
_type = member.type
if isinstance(_type, AliasedType):
_type = _type.aliased_type
if isinstance(_type, PrimitiveType):
sub_expression = 'payload[@"%s"]' % member.member_name
raw_name = _type.raw_name()
if raw_name is 'boolean':
return '[%s boolValue]' % sub_expression
if raw_name is 'integer':
return '[%s integerValue]' % sub_expression
if raw_name is 'number':
return '[%s doubleValue]' % sub_expression
if raw_name in ['any', 'object', 'array', 'string']:
return sub_expression # The setter will check the incoming value.
return None
if isinstance(member.type, EnumType):
sub_expression = 'payload[@"%s"]' % member.member_name
if member.type.is_anonymous:
return 'fromProtocolString<%s>(%s)' % (self.objc_enum_name_for_anonymous_enum_member(declaration, member), sub_expression)
else:
return 'fromProtocolString<%s>(%s)' % (self.objc_enum_name_for_non_anonymous_enum(member.type), sub_expression)
if isinstance(_type, ObjectType):
objc_class = self.objc_class_for_type(member.type)
return '[[%s alloc] initWithPayload:payload[@"%s"]]' % (objc_class, member.member_name)
if isinstance(_type, ArrayType):
element_type = member.type.element_type
if isinstance(element_type, EnumType):
element_type = element_type.primitive_type
# In this case, there is no conversion that needs to be done, the array already contains an ObjC type.
if isinstance(element_type, PrimitiveType):
return 'payload[@"%s"]' % member.member_name
else:
objc_class = self.objc_class_for_type(element_type)
return 'objcArrayFromPayload<%s>(payload[@"%s"])' % (objc_class, member.member_name)
# JSON object setter/getter selectors for types.
@staticmethod
def objc_setter_method_for_member(declaration, member):
return ObjCGenerator.objc_setter_method_for_member_internal(member.type, declaration, member)
@staticmethod
def objc_setter_method_for_member_internal(_type, declaration, member):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
raw_name = _type.raw_name()
if raw_name is 'boolean':
return 'setBool'
if raw_name is 'integer':
return 'setInteger'
if raw_name is 'number':
return 'setDouble'
if raw_name is 'string':
return 'setString'
if raw_name in ['any', 'object']:
return 'setObject'
if raw_name is 'array':
return 'setJSONArray'
return None
if (isinstance(_type, EnumType)):
return 'setString'
if (isinstance(_type, ObjectType)):
return 'setObject'
if (isinstance(_type, ArrayType)):
return 'setJSONArray'
return None
@staticmethod
def objc_getter_method_for_member(declaration, member):
return ObjCGenerator.objc_getter_method_for_member_internal(member.type, declaration, member)
@staticmethod
def objc_getter_method_for_member_internal(_type, declaration, member):
if (isinstance(_type, AliasedType)):
_type = _type.aliased_type
if (isinstance(_type, PrimitiveType)):
raw_name = _type.raw_name()
if raw_name is 'boolean':
return 'boolForKey'
if raw_name is 'integer':
return 'integerForKey'
if raw_name is 'number':
return 'doubleForKey'
if raw_name is 'string':
return 'stringForKey'
if raw_name in ['any', 'object']:
return 'objectForKey'
if raw_name is 'array':
return 'JSONArrayForKey'
return None
if (isinstance(_type, EnumType)):
return 'stringForKey'
if (isinstance(_type, ObjectType)):
return 'objectForKey'
if (isinstance(_type, ArrayType)):
return 'JSONArrayForKey'
return None