generate_cpp_alternate_backend_dispatcher_header.py [plain text]
import logging
import string
import re
from string import Template
from cpp_generator import CppGenerator
from cpp_generator_templates import CppGeneratorTemplates as CppTemplates
log = logging.getLogger('global')
class CppAlternateBackendDispatcherHeaderGenerator(CppGenerator):
def __init__(self, *args, **kwargs):
CppGenerator.__init__(self, *args, **kwargs)
def output_filename(self):
return '%sAlternateBackendDispatchers.h' % self.protocol_name()
def generate_output(self):
headers = [
'"%sProtocolTypes.h"' % self.protocol_name(),
'<inspector/InspectorFrontendRouter.h>',
'<JavaScriptCore/InspectorBackendDispatcher.h>',
]
header_args = {
'includes': '\n'.join(['#include ' + header for header in headers]),
}
domains = self.domains_to_generate()
sections = []
sections.append(self.generate_license())
sections.append(Template(CppTemplates.AlternateDispatchersHeaderPrelude).substitute(None, **header_args))
sections.append('\n'.join(filter(None, map(self._generate_handler_declarations_for_domain, domains))))
sections.append(Template(CppTemplates.AlternateDispatchersHeaderPostlude).substitute(None, **header_args))
return '\n\n'.join(sections)
def _generate_handler_declarations_for_domain(self, domain):
commands = self.commands_for_domain(domain)
if not len(commands):
return ''
command_declarations = []
for command in commands:
command_declarations.append(self._generate_handler_declaration_for_command(command))
handler_args = {
'domainName': domain.domain_name,
'commandDeclarations': '\n'.join(command_declarations),
}
return self.wrap_with_guard_for_domain(domain, Template(CppTemplates.AlternateBackendDispatcherHeaderDomainHandlerInterfaceDeclaration).substitute(None, **handler_args))
def _generate_handler_declaration_for_command(self, command):
lines = []
parameters = ['long callId']
for _parameter in command.call_parameters:
parameters.append('%s in_%s' % (CppGenerator.cpp_type_for_unchecked_formal_in_parameter(_parameter), _parameter.parameter_name))
command_args = {
'commandName': command.command_name,
'parameters': ', '.join(parameters),
}
lines.append(' virtual void %(commandName)s(%(parameters)s) = 0;' % command_args)
return '\n'.join(lines)