def testNamespaceDeclaration(self):
self.assertEquals('namespace extensions {',
cpp_util.OpenNamespace('extensions').Render())
self.assertEquals('} // namespace extensions',
cpp_util.CloseNamespace('extensions').Render())
self.assertEquals('namespace extensions {\n'
'namespace gen {\n'
'namespace api {',
cpp_util.OpenNamespace('extensions::gen::api').Render())
self.assertEquals('} // namespace api\n'
'} // namespace gen\n'
'} // namespace extensions',
cpp_util.CloseNamespace('extensions::gen::api').Render())
def Generate(self, namespace):
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' %
(os.path.join(SOURCE_BASE_PATH, 'generated_schemas.h')))
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('// static')
c.Sblock('void GeneratedSchemas::Get('
'std::map<std::string, base::StringPiece>* schemas) {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
# JSON parsing code expects lists of schemas, so dump a singleton list.
json_content = json.dumps([_RemoveDescriptions(api)],
separators=(',', ':'))
# Escape all double-quotes and backslashes. For this to output a valid
# JSON C string, we need to escape \ and ".
json_content = json_content.replace('\\',
'\\\\').replace('"', '\\"')
c.Append('(*schemas)["%s"] = "%s";' %
(namespace.name, json_content))
c.Eblock('}')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self):
"""Generates a Code object for features.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE).Append().Append(
cpp_util.GENERATED_FEATURE_MESSAGE % self._source_file).Append())
# Hack: for the purpose of gyp the header file will always be the source
# file with its file extension replaced by '.h'. Assume so.
output_file = os.path.splitext(self._namespace.source_file)[0] + '.h'
ifndef_name = cpp_util.GenerateIfndefName(output_file)
(c.Append('#ifndef %s' % ifndef_name).Append('#define %s' %
ifndef_name).Append())
(c.Append('#include <map>').Append(
'#include <string>').Append().Concat(
cpp_util.OpenNamespace(self._namespace)).Append())
(c.Append('class %s {' %
self._class_name).Append(' public:').Sblock().Concat(
self._GeneratePublicBody()).Eblock().Append(' private:').
Sblock().Concat(
self._GeneratePrivateBody()).Eblock('};').Append().Cblock(
cpp_util.CloseNamespace(self._namespace)))
(c.Append('#endif // %s' % ifndef_name).Append())
return c
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' % (os.path.join(self._bundle._source_file_dir,
'generated_schemas.h')))
c.Append()
c.Append('#include "base/lazy_instance.h"')
c.Append()
c.Append('namespace {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
json_content = json.dumps(_PrefixSchemaWithNamespace(
_RemoveUnneededFields(api)),
separators=(',', ':'))
# Escape all double-quotes and backslashes. For this to output a valid
# JSON C string, we need to escape \ and ". Note that some schemas are
# too large to compile on windows. Split the JSON up into several
# strings, since apparently that helps.
max_length = 8192
segments = [json_content[i:i + max_length].replace('\\', '\\\\')
.replace('"', '\\"')
for i in xrange(0, len(json_content), max_length)]
c.Append('const char %s[] = "%s";' %
(_FormatNameAsConstant(namespace.name), '" "'.join(segments)))
c.Append()
c.Sblock('struct Static {')
c.Sblock('Static() {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
c.Append('schemas["%s"] = %s;' % (namespace.name,
_FormatNameAsConstant(namespace.name)))
c.Eblock('}')
c.Append()
c.Append('std::map<std::string, const char*> schemas;')
c.Eblock('};')
c.Append()
c.Append('base::LazyInstance<Static> g_lazy_instance;')
c.Append()
c.Append('} // namespace')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('// static')
c.Sblock('base::StringPiece %s::Get(const std::string& name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append('return IsGenerated(name) ? '
'g_lazy_instance.Get().schemas[name] : "";')
c.Eblock('}')
c.Append()
c.Append('// static')
c.Sblock('bool %s::IsGenerated(std::string name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append('return g_lazy_instance.Get().schemas.count(name) > 0;')
c.Eblock('}')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' % (os.path.join(self._bundle._source_file_dir,
'generated_schemas.h')))
c.Append()
c.Append('namespace {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
json_content = json.dumps(_PrefixSchemaWithNamespace(
_RemoveUnneededFields(api)),
separators=(',', ':'))
# Escape all double-quotes and backslashes. For this to output a valid
# JSON C string, we need to escape \ and ". Note that some schemas are
# too large to compile on windows. Split the JSON up into several
# strings, since apparently that helps.
max_length = 8192
segments = [json_content[i:i + max_length].replace('\\', '\\\\')
.replace('"', '\\"')
for i in xrange(0, len(json_content), max_length)]
c.Append('const char %s[] = "%s";' %
(_FormatNameAsConstant(namespace.name), '" "'.join(segments)))
c.Append('} // namespace')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('// static')
c.Sblock('bool %s::IsGenerated(base::StringPiece name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append('return !Get(name).empty();')
c.Eblock('}')
c.Append()
c.Append('// static')
c.Sblock('base::StringPiece %s::Get(base::StringPiece name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append('static const struct {')
c.Append(' base::StringPiece name;')
c.Append(' base::StringPiece schema;')
c.Sblock('} kSchemas[] = {')
namespaces = [self._bundle._model.namespaces[api.get('namespace')].name
for api in self._bundle._api_defs]
for namespace in sorted(namespaces):
schema_constant_name = _FormatNameAsConstant(namespace)
c.Append('{{"%s", %d}, {%s, sizeof(%s) - 1}},' %
(namespace, len(namespace),
schema_constant_name, schema_constant_name))
c.Eblock('};')
c.Sblock('for (const auto& schema : kSchemas) {')
c.Sblock('if (schema.name == name)')
c.Append('return schema.schema;')
c.Eblock()
c.Eblock('}')
c.Append('return base::StringPiece();')
c.Eblock('}')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self):
"""Generates a Code object with the .h for a single namespace.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE).Append().Append(
cpp_util.GENERATED_FILE_MESSAGE %
self._namespace.source_file).Append())
# Hack: for the purpose of gyp the header file will always be the source
# file with its file extension replaced by '.h'. Assume so.
output_file = os.path.splitext(self._namespace.source_file)[0] + '.h'
ifndef_name = cpp_util.GenerateIfndefName(output_file)
(c.Append('#ifndef %s' % ifndef_name).Append(
'#define %s' %
ifndef_name).Append().Append('#include <map>').Append(
'#include <string>').Append('#include <vector>').Append().
Append('#include "base/basictypes.h"').Append(
'#include "base/logging.h"').Append(
'#include "base/memory/linked_ptr.h"').Append(
'#include "base/memory/scoped_ptr.h"').Append(
'#include "base/values.h"').Cblock(
self._type_helper.GenerateIncludes()).Append())
# TODO(calamity): These forward declarations should be #includes to allow
# $ref types from other files to be used as required params. This requires
# some detangling of windows and tabs which will currently lead to circular
# #includes.
c.Cblock(self._type_helper.GenerateForwardDeclarations())
cpp_namespace = cpp_util.GetCppNamespace(
self._namespace.environment.namespace_pattern,
self._namespace.unix_name)
c.Concat(cpp_util.OpenNamespace(cpp_namespace))
c.Append()
if self._namespace.properties:
(c.Append('//').Append('// Properties').Append('//').Append())
for prop in self._namespace.properties.values():
property_code = self._type_helper.GeneratePropertyValues(
prop, 'extern const %(type)s %(name)s;')
if property_code:
c.Cblock(property_code)
if self._namespace.types:
(c.Append('//').Append('// Types').Append('//').Append().Cblock(
self._GenerateTypes(self._FieldDependencyOrder(),
is_toplevel=True,
generate_typedefs=True)))
if self._namespace.functions:
(c.Append('//').Append('// Functions').Append('//').Append())
for function in self._namespace.functions.values():
c.Cblock(self._GenerateFunction(function))
if self._namespace.events:
(c.Append('//').Append('// Events').Append('//').Append())
for event in self._namespace.events.values():
c.Cblock(self._GenerateEvent(event))
(c.Concat(cpp_util.CloseNamespace(cpp_namespace)).Append(
'#endif // %s' % ifndef_name).Append())
return c
def Generate(self):
"""Generates a Code object with the .cc for a single namespace.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE)
.Append()
.Append(cpp_util.GENERATED_FILE_MESSAGE % self._namespace.source_file)
.Append()
.Append(self._util_cc_helper.GetIncludePath())
.Append('#include "base/logging.h"')
.Append('#include "base/strings/string_number_conversions.h"')
.Append('#include "%s/%s.h"' %
(self._namespace.source_file_dir, self._namespace.unix_name))
.Cblock(self._type_helper.GenerateIncludes(include_soft=True))
.Append()
.Concat(cpp_util.OpenNamespace(self._cpp_namespace))
.Cblock(self._type_helper.GetNamespaceStart())
)
if self._namespace.properties:
(c.Append('//')
.Append('// Properties')
.Append('//')
.Append()
)
for property in self._namespace.properties.values():
property_code = self._type_helper.GeneratePropertyValues(
property,
'const %(type)s %(name)s = %(value)s;',
nodoc=True)
if property_code:
c.Cblock(property_code)
if self._namespace.types:
(c.Append('//')
.Append('// Types')
.Append('//')
.Append()
.Cblock(self._GenerateTypes(None, self._namespace.types.values()))
)
if self._namespace.functions:
(c.Append('//')
.Append('// Functions')
.Append('//')
.Append()
)
for function in self._namespace.functions.values():
c.Cblock(self._GenerateFunction(function))
if self._namespace.events:
(c.Append('//')
.Append('// Events')
.Append('//')
.Append()
)
for event in self._namespace.events.values():
c.Cblock(self._GenerateEvent(event))
(c.Concat(self._type_helper.GetNamespaceEnd())
.Cblock(cpp_util.CloseNamespace(self._cpp_namespace))
)
return c
def Generate(self):
"""Generates a Code object with the .h for a single namespace.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE).Append().Append(
cpp_util.GENERATED_FILE_MESSAGE %
self._namespace.source_file).Append())
ifndef_name = cpp_util.GenerateIfndefName(
self._namespace.source_file_dir, self._target_namespace)
(c.Append('#ifndef %s' % ifndef_name).Append(
'#define %s' %
ifndef_name).Append().Append('#include <map>').Append(
'#include <string>').Append('#include <vector>').Append().
Append('#include "base/basictypes.h"').Append(
'#include "base/logging.h"').Append(
'#include "base/memory/linked_ptr.h"').Append(
'#include "base/memory/scoped_ptr.h"').Append(
'#include "base/values.h"').Cblock(
self._type_helper.GenerateIncludes()).Append())
c.Concat(cpp_util.OpenNamespace(self._cpp_namespace))
# TODO(calamity): These forward declarations should be #includes to allow
# $ref types from other files to be used as required params. This requires
# some detangling of windows and tabs which will currently lead to circular
# #includes.
forward_declarations = (
self._type_helper.GenerateForwardDeclarations())
if not forward_declarations.IsEmpty():
(c.Append().Cblock(forward_declarations))
c.Concat(self._type_helper.GetNamespaceStart())
c.Append()
if self._namespace.properties:
(c.Append('//').Append('// Properties').Append('//').Append())
for property in self._namespace.properties.values():
property_code = self._type_helper.GeneratePropertyValues(
property, 'extern const %(type)s %(name)s;')
if property_code:
c.Cblock(property_code)
if self._namespace.types:
(c.Append('//').Append('// Types').Append('//').Append().Cblock(
self._GenerateTypes(self._FieldDependencyOrder(),
is_toplevel=True,
generate_typedefs=True)))
if self._namespace.functions:
(c.Append('//').Append('// Functions').Append('//').Append())
for function in self._namespace.functions.values():
c.Cblock(self._GenerateFunction(function))
if self._namespace.events:
(c.Append('//').Append('// Events').Append('//').Append())
for event in self._namespace.events.values():
c.Cblock(self._GenerateEvent(event))
(c.Concat(self._type_helper.GetNamespaceEnd()).Concat(
cpp_util.CloseNamespace(self._cpp_namespace)).Append(
'#endif // %s' % ifndef_name).Append())
return c
def Generate(self, namespace):
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' %
(os.path.join(SOURCE_BASE_PATH, 'generated_schemas.h')))
c.Append()
c.Append('#include "base/lazy_instance.h"')
c.Append()
c.Append('namespace {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
# JSON parsing code expects lists of schemas, so dump a singleton list.
json_content = json.dumps([_RemoveDescriptions(api)],
separators=(',', ':'))
# Escape all double-quotes and backslashes. For this to output a valid
# JSON C string, we need to escape \ and ".
json_content = json_content.replace('\\',
'\\\\').replace('"', '\\"')
c.Append('const char %s[] = "%s";' %
(_FormatNameAsConstant(namespace.name), json_content))
c.Append('}')
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Sblock('struct Static {')
c.Sblock('Static() {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
c.Append('schemas["%s"] = %s;' %
(namespace.name, _FormatNameAsConstant(namespace.name)))
c.Eblock('}')
c.Append()
c.Append('std::map<std::string, const char*> schemas;')
c.Eblock('};')
c.Append()
c.Append('base::LazyInstance<Static> g_lazy_instance;')
c.Append()
c.Append('// static')
c.Sblock('base::StringPiece GeneratedSchemas::Get('
'const std::string& name) {')
c.Append('return IsGenerated(name) ? '
'g_lazy_instance.Get().schemas[name] : "";')
c.Eblock('}')
c.Append()
c.Append('// static')
c.Sblock('bool GeneratedSchemas::IsGenerated(std::string name) {')
c.Append('return g_lazy_instance.Get().schemas.count(name) > 0;')
c.Eblock('}')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self, namespace):
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' %
(os.path.join(SOURCE_BASE_PATH, 'generated_api.h')))
c.Append()
for namespace in self._bundle._model.namespaces.values():
namespace_name = namespace.unix_name.replace("experimental_", "")
implementation_header = namespace.compiler_options.get(
"implemented_in")
# A hack to use our own Opera paths if they are hardcoded in .json API
# definition files with the "implemented_in" declaration.
if (implementation_header):
implementation_header = implementation_header.replace(
DEFAULT_EXTENSIONS_INCLUDE_PATH,
self._extensions_include_path)
else:
implementation_header = "%s/api/%s/%s_api.h" % (
self._extensions_include_path, namespace_name,
namespace_name)
if not os.path.exists(
os.path.join(self._bundle._root,
os.path.normpath(implementation_header))):
if "implemented_in" in namespace.compiler_options:
raise ValueError(
'Header file for namespace "%s" specified in '
'compiler_options not found: %s' %
(namespace.unix_name, implementation_header))
continue
ifdefs = self._bundle._GetPlatformIfdefs(namespace)
if ifdefs is not None:
c.Append("#if %s" % ifdefs, indent_level=0)
c.Append('#include "%s"' % implementation_header)
if ifdefs is not None:
c.Append("#endif // %s" % ifdefs, indent_level=0)
c.Append()
c.Append('#include '
'"%s/extension_function_registry.h"' %
self._extensions_include_path)
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Concat(self._bundle._GenerateFunctionRegistryRegisterAll())
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self):
"""Generates a Code object for features.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE).Append().Append(
cpp_util.GENERATED_FEATURE_MESSAGE % self._source_file).Append().
Append('#include <string>').Append().Append(
'#include "%s.h"' % self._source_file_filename).Append().Append(
'#include "base/notreached.h"').Append().Concat(
cpp_util.OpenNamespace(self._namespace)).Append())
# Generate the constructor.
(c.Append('%s::%s() {' %
(self._class_name, self._class_name)).Sblock())
for feature in self._feature_defs:
c.Append('features_["%s"] = %s;' %
(feature.name,
cpp_util.FeatureNameToConstantName(feature.name)))
(c.Eblock().Append('}').Append())
# Generate the ToString function.
(c.Append(
'const char* %s::ToString('
'%s::ID id) const {' %
(self._class_name,
self._class_name)).Sblock().Append('switch (id) {').Sblock())
for feature in self._feature_defs:
c.Append('case %s: return "%s";' %
(cpp_util.FeatureNameToConstantName(
feature.name), feature.name))
(c.Append('case kUnknown: break;').Append('case kEnumBoundary: break;')
.Eblock().Append('}').Append('NOTREACHED();').Append('return "";'))
(c.Eblock().Append('}').Append())
# Generate the FromString function.
(c.Append(
'%s::ID %s::FromString('
'const std::string& id) const {' %
(self._class_name, self._class_name)).Sblock().Append(
'const auto& it = features_.find(id);' %
self._class_name).Append(
'return (it == features_.end()) ? kUnknown : it->second;').
Eblock().Append('}').Append().Cblock(
cpp_util.CloseNamespace(self._namespace)))
return c
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' % (cpp_util.ToPosixPath(
os.path.join(self._bundle._impl_dir,
'generated_api_registration.h'))))
c.Append()
c.Append('#include "build/build_config.h"')
c.Append('#include "build/chromeos_buildflags.h"')
c.Append()
for namespace in self._bundle._model.namespaces.values():
namespace_name = namespace.unix_name.replace("experimental_", "")
implementation_header = namespace.compiler_options.get(
"implemented_in", "%s/%s/%s_api.h" %
(self._bundle._impl_dir, namespace_name, namespace_name))
if not os.path.exists(
os.path.join(self._bundle._root,
os.path.normpath(implementation_header))):
if "implemented_in" in namespace.compiler_options:
raise ValueError(
'Header file for namespace "%s" specified in '
'compiler_options not found: %s' %
(namespace.unix_name, implementation_header))
continue
ifdefs = self._bundle._GetPlatformIfdefs(namespace)
if ifdefs is not None:
c.Append("#if %s" % ifdefs, indent_level=0)
c.Append('#include "%s"' %
cpp_util.ToPosixPath(implementation_header))
if ifdefs is not None:
c.Append("#endif // %s" % ifdefs, indent_level=0)
c.Append()
c.Append('#include '
'"extensions/browser/extension_function_registry.h"')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Concat(self._bundle._GenerateFunctionRegistryRegisterAll())
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self, namespace):
c = code.Code()
c.Append('#include <map>')
c.Append('#include <string>')
c.Append()
c.Append('#include "base/string_piece.h"')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('class GeneratedSchemas {')
c.Sblock(' public:')
c.Append('// Puts all API schemas in |schemas|.')
c.Append('static void Get('
'std::map<std::string, base::StringPiece>* schemas);')
c.Eblock('};')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
return self._bundle._GenerateHeader('generated_schemas', c)
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append('#include "base/strings/string_piece.h"')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('class %s {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Sblock(' public:')
c.Append('// Determines if schema named |name| is generated.')
c.Append('static bool IsGenerated(base::StringPiece name);')
c.Append()
c.Append('// Gets the API schema named |name|.')
c.Append('static base::StringPiece Get(base::StringPiece name);')
c.Eblock('};')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
return self._bundle._GenerateHeader('generated_schemas', c)
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append('#include <string>')
c.Append()
c.Append("class ExtensionFunctionRegistry;")
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('class %s {' %
self._bundle._GenerateBundleClass('GeneratedFunctionRegistry'))
c.Sblock(' public:')
c.Append('static void RegisterAll('
'ExtensionFunctionRegistry* registry);')
c.Eblock('};')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
return self._bundle._GenerateHeader('generated_api', c)
def Generate(self, namespace):
c = code.Code()
c.Append('#include <string>')
c.Append()
c.Append('#include "base/basictypes.h"')
c.Append()
c.Append("class ExtensionFunctionRegistry;")
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('class GeneratedFunctionRegistry {')
c.Sblock(' public:')
c.Append('static void RegisterAll('
'ExtensionFunctionRegistry* registry);')
c.Eblock('};')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
return self._bundle._GenerateHeader('generated_api', c)
def Generate(self, namespace):
c = code.Code()
c.Append('#include <map>')
c.Append('#include <string>')
c.Append()
c.Append('#include "base/strings/string_piece.h"')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('class GeneratedSchemas {')
c.Sblock(' public:')
c.Append('// Determines if schema named |name| is generated.')
c.Append('static bool IsGenerated(std::string name);')
c.Append()
c.Append('// Gets the API schema named |name|.')
c.Append('static base::StringPiece Get(const std::string& name);')
c.Eblock('};')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
return self._bundle._GenerateHeader('generated_schemas', c)
def GenerateForwardDeclarations(self):
"""Returns the forward declarations for self._default_namespace.
"""
c = Code()
for namespace, deps in self._NamespaceTypeDependencies().iteritems():
filtered_deps = [
dep for dep in deps
# Add more ways to forward declare things as necessary.
if (not dep.hard and dep.type_.property_type in (
PropertyType.CHOICES, PropertyType.OBJECT))
]
if not filtered_deps:
continue
cpp_namespace = cpp_util.GetCppNamespace(
namespace.environment.namespace_pattern, namespace.unix_name)
c.Concat(cpp_util.OpenNamespace(cpp_namespace))
for dep in filtered_deps:
c.Append('struct %s;' % dep.type_.name)
c.Concat(cpp_util.CloseNamespace(cpp_namespace))
return c
def Generate(self):
"""Generates a Code object for features.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE).Append().Append(
cpp_util.GENERATED_FEATURE_MESSAGE % self._source_file).Append())
ifndef_name = cpp_util.GenerateIfndefName(self._source_file_filename,
self._class_name)
(c.Append('#ifndef %s' % ifndef_name).Append('#define %s' %
ifndef_name).Append())
(c.Append('#include <map>').Append(
'#include <string>').Append().Concat(
cpp_util.OpenNamespace(self._namespace)).Append())
(c.Append('class %s {' %
self._class_name).Append(' public:').Sblock().Concat(
self._GeneratePublicBody()).Eblock().Append(' private:').
Sblock().Concat(
self._GeneratePrivateBody()).Eblock('};').Append().Cblock(
cpp_util.CloseNamespace(self._namespace)))
(c.Append('#endif // %s' % ifndef_name).Append())
return c
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' % (os.path.join(self._bundle._source_file_dir,
'generated_schemas.h')))
c.Append()
c.Append('#include <algorithm>')
c.Append('#include <iterator>')
c.Append()
c.Append('#include "base/ranges/algorithm.h"')
c.Append()
c.Append('namespace {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
json_content = json.dumps(_PrefixSchemaWithNamespace(
_RemoveUnneededFields(api)),
separators=(',', ':'))
# This will output a valid JSON C string. Note that some schemas are
# too large to compile on windows. Split the JSON up into several
# strings, since apparently that helps.
max_length = 8192
segments = [
json_content[i:i + max_length]
for i in range(0, len(json_content), max_length)
]
c.Append('constexpr char %s[] = R"R(%s)R";' %
(_FormatNameAsConstant(
namespace.name), ')R" R"R('.join(segments)))
c.Append('} // namespace')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('// static')
c.Sblock('bool %s::IsGenerated(base::StringPiece name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append('return !Get(name).empty();')
c.Eblock('}')
c.Append()
c.Append('// static')
c.Sblock('base::StringPiece %s::Get(base::StringPiece name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Sblock('static constexpr struct kSchemaMapping {')
c.Append('const base::StringPiece name;')
c.Append('const base::StringPiece schema;')
c.Sblock(
'constexpr bool operator<(const kSchemaMapping& that) const {')
c.Append('return name < that.name;')
c.Eblock('}')
c.Eblock()
c.Sblock('} kSchemas[] = {')
namespaces = [
self._bundle._model.namespaces[api.get('namespace')].name
for api in self._bundle._api_defs
]
for namespace in sorted(namespaces):
schema_constant_name = _FormatNameAsConstant(namespace)
c.Append('{"%s", %s},' % (namespace, schema_constant_name))
c.Eblock('};')
c.Append(
'static_assert(base::ranges::is_sorted(kSchemas), "|kSchemas| '
'should be sorted.");')
c.Sblock('auto it = std::lower_bound(std::begin(kSchemas), '
'std::end(kSchemas),')
c.Append('kSchemaMapping{name, base::StringPiece()});')
c.Eblock()
c.Sblock('if (it != std::end(kSchemas) && it->name == name)')
c.Append('return it->schema;')
c.Eblock()
c.Append('return base::StringPiece();')
c.Eblock('}')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c
def Generate(self):
"""Generates a Code object with the .cc for a single namespace.
"""
cpp_namespace = cpp_util.GetCppNamespace(
self._namespace.environment.namespace_pattern,
self._namespace.unix_name)
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE)
.Append()
.Append(cpp_util.GENERATED_FILE_MESSAGE % self._namespace.source_file)
.Append()
.Append(self._util_cc_helper.GetIncludePath())
.Append('#include "base/check.h"')
.Append('#include "base/notreached.h"')
.Append('#include "base/strings/string_number_conversions.h"')
.Append('#include "base/strings/utf_string_conversions.h"')
.Append('#include "base/values.h"')
.Append('#include "%s/%s.h"' %
(self._namespace.source_file_dir, self._namespace.short_filename))
.Append('#include <set>')
.Append('#include <utility>')
.Cblock(self._type_helper.GenerateIncludes(include_soft=True))
.Append()
.Append('using base::UTF8ToUTF16;')
.Append()
.Concat(cpp_util.OpenNamespace(cpp_namespace))
)
if self._namespace.properties:
(c.Append('//')
.Append('// Properties')
.Append('//')
.Append()
)
for prop in self._namespace.properties.values():
property_code = self._type_helper.GeneratePropertyValues(
prop,
'const %(type)s %(name)s = %(value)s;',
nodoc=True)
if property_code:
c.Cblock(property_code)
if self._namespace.types:
(c.Append('//')
.Append('// Types')
.Append('//')
.Append()
.Cblock(self._GenerateTypes(None, self._namespace.types.values()))
)
if self._namespace.functions:
(c.Append('//')
.Append('// Functions')
.Append('//')
.Append()
)
for function in self._namespace.functions.values():
c.Cblock(self._GenerateFunction(function))
if self._namespace.events:
(c.Append('//')
.Append('// Events')
.Append('//')
.Append()
)
for event in self._namespace.events.values():
c.Cblock(self._GenerateEvent(event))
c.Cblock(cpp_util.CloseNamespace(cpp_namespace))
c.Append()
return c
def Generate(self):
"""Generates a Code object with the .h for a single namespace.
"""
c = Code()
(c.Append(cpp_util.CHROMIUM_LICENSE).Append().Append(
cpp_util.GENERATED_FILE_MESSAGE %
self._namespace.source_file).Append())
# Hack: for the purpose of gyp the header file will always be the source
# file with its file extension replaced by '.h'. Assume so.
output_file = os.path.splitext(self._namespace.source_file)[0] + '.h'
ifndef_name = cpp_util.GenerateIfndefName(output_file)
# Hack: tabs and windows have circular references, so only generate hard
# references for them (i.e. anything that can't be forward declared). In
# other cases, generate soft dependencies so that they can include
# non-optional types from other namespaces.
include_soft = self._namespace.name not in ('tabs', 'windows')
(c.Append('#ifndef %s' % ifndef_name).Append(
'#define %s' % ifndef_name).Append().Append('#include <stdint.h>').
Append().Append('#include <map>').Append('#include <memory>').Append(
'#include <string>').Append('#include <vector>').Append().Append(
'#include "base/values.h"').Cblock(
self._type_helper.GenerateIncludes(
include_soft=include_soft)).Append())
# Hack: we're not generating soft includes for tabs and windows, so we need
# to generate forward declarations for them.
if not include_soft:
c.Cblock(self._type_helper.GenerateForwardDeclarations())
cpp_namespace = cpp_util.GetCppNamespace(
self._namespace.environment.namespace_pattern,
self._namespace.unix_name)
c.Concat(cpp_util.OpenNamespace(cpp_namespace))
c.Append()
if self._namespace.properties:
(c.Append('//').Append('// Properties').Append('//').Append())
for prop in self._namespace.properties.values():
property_code = self._type_helper.GeneratePropertyValues(
prop, 'extern const %(type)s %(name)s;')
if property_code:
c.Cblock(property_code)
if self._namespace.types:
(c.Append('//').Append('// Types').Append('//').Append().Cblock(
self._GenerateTypes(self._FieldDependencyOrder(),
is_toplevel=True,
generate_typedefs=True)))
if self._namespace.manifest_keys:
c.Append('//')
c.Append('// Manifest Keys')
c.Append('//')
c.Append()
c.Cblock(self._GenerateManifestKeys())
if self._namespace.functions:
(c.Append('//').Append('// Functions').Append('//').Append())
for function in self._namespace.functions.values():
c.Cblock(self._GenerateFunction(function))
if self._namespace.events:
(c.Append('//').Append('// Events').Append('//').Append())
for event in self._namespace.events.values():
c.Cblock(self._GenerateEvent(event))
(c.Concat(cpp_util.CloseNamespace(cpp_namespace)).Append().Append(
'#endif // %s' % ifndef_name).Append())
return c
def Generate(self, _): # namespace not relevant, this is a bundle
c = code.Code()
c.Append(cpp_util.CHROMIUM_LICENSE)
c.Append()
c.Append('#include "%s"' % (cpp_util.ToPosixPath(
os.path.join(self._bundle._source_file_dir,
'generated_schemas.h'))))
c.Append()
c.Append('#include <algorithm>')
c.Append('#include <iterator>')
c.Append()
c.Append('#include "base/containers/fixed_flat_map.h"')
c.Append('#include "base/strings/string_piece.h"')
c.Append()
c.Append('namespace {')
for api in self._bundle._api_defs:
namespace = self._bundle._model.namespaces[api.get('namespace')]
json_content = json.dumps(_PrefixSchemaWithNamespace(
_RemoveUnneededFields(api)),
separators=(',', ':'))
# This will output a valid JSON C string. Note that some schemas are
# too large to compile on windows. Split the JSON up into several
# strings, since apparently that helps.
max_length = 8192
segments = [
json_content[i:i + max_length]
for i in range(0, len(json_content), max_length)
]
c.Append('constexpr char %s[] = R"R(%s)R";' %
(_FormatNameAsConstant(
namespace.name), ')R" R"R('.join(segments)))
c.Append('} // namespace')
c.Append()
c.Concat(cpp_util.OpenNamespace(self._bundle._cpp_namespace))
c.Append()
c.Append('// static')
c.Sblock('bool %s::IsGenerated(base::StringPiece name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append('return !Get(name).empty();')
c.Eblock('}')
c.Append()
c.Append('// static')
c.Sblock('base::StringPiece %s::Get(base::StringPiece name) {' %
self._bundle._GenerateBundleClass('GeneratedSchemas'))
c.Append(
'static constexpr auto kSchemas = '
'base::MakeFixedFlatMap<base::StringPiece, base::StringPiece>({')
c.Sblock()
namespaces = [
self._bundle._model.namespaces[api.get('namespace')].name
for api in self._bundle._api_defs
]
for namespace in sorted(namespaces):
schema_constant_name = _FormatNameAsConstant(namespace)
c.Append('{"%s", %s},' % (namespace, schema_constant_name))
c.Eblock('});')
c.Append('auto it = kSchemas.find(name);')
c.Append(
'return it != kSchemas.end() ? it->second : base::StringPiece();')
c.Eblock('}')
c.Append()
c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
c.Append()
return c