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#!/usr/bin/env python
# Copyright (C) 2013 Google 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:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * 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.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
# OWNER OR 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 os
import sys
import hasher
import json5_generator
import template_expander
import name_utilities
def _symbol(entry):
if entry['Symbol'] is not None:
return entry['Symbol']
return 'k' + entry['name'].to_upper_camel_case()
class MakeNamesWriter(json5_generator.Writer):
default_parameters = {
'Conditional': {}, # FIXME: Add support for Conditional.
'ImplementedAs': {},
# This is not used in make_names,py, but used in make_event_factory.py.
'interfaceHeaderDir': {},
'RuntimeEnabled': {}, # What should we do for runtime-enabled features?
'Symbol': {},
}
default_metadata = {
'export': '',
'namespace': '',
'suffix': '',
}
filters = {
'cpp_name': name_utilities.cpp_name,
'hash': hasher.hash,
'symbol': _symbol,
}
def __init__(self, json5_file_path, output_dir):
super(MakeNamesWriter, self).__init__(json5_file_path, output_dir)
namespace = self.json5_file.metadata['namespace'].strip('"')
suffix = self.json5_file.metadata['suffix'].strip('"')
export = self.json5_file.metadata['export'].strip('"')
if not namespace:
raise ValueError('A namespace is required.')
# https://google.github.io/styleguide/cppguide.html#Namespace_Names
if namespace.lower() != namespace:
raise ValueError('The namespace field should be lower-cased. ' +
'"%s" is specified in %s.' %
(namespace, json5_file_path))
basename, _ = os.path.splitext(os.path.basename(json5_file_path[0]))
self._outputs = {
(basename + '.h'): self.generate_header,
(basename + '.cc'): self.generate_implementation,
}
qualified_header = self._relative_output_dir + basename + '.h'
self._template_context = {
'namespace': namespace,
'suffix': suffix,
'export': export,
'entries': self.json5_file.name_dictionaries,
'header_guard': self.make_header_guard(qualified_header),
'input_files': self._input_files,
'this_include_path': qualified_header,
}
@template_expander.use_jinja("templates/make_names.h.tmpl", filters=filters)
def generate_header(self):
return self._template_context
@template_expander.use_jinja("templates/make_names.cc.tmpl", filters=filters)
def generate_implementation(self):
return self._template_context
if __name__ == "__main__":
json5_generator.Maker(MakeNamesWriter).main()
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