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#!/usr/bin/env python
# Copyright 2016 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from core.css import css_properties
import json5_generator
from name_utilities import enum_key_for_css_keyword
import template_expander
class CSSOMTypesWriter(json5_generator.Writer):
"""
Generates cssom_types.cc and cssom_keywords.cc. These classes provide
utility methods for determining whether a given CSSStyleValue is valid
for a given CSS property. The header files live in core/css/cssom.
"""
def __init__(self, json5_file_paths, output_dir):
super(CSSOMTypesWriter, self).__init__([], output_dir)
self._input_files = json5_file_paths
self._properties = (
css_properties.CSSProperties(json5_file_paths)).longhands
for property_ in self._properties:
types = []
# Expand types
for single_type in property_['typedom_types']:
types.append(single_type)
property_['typedom_types'] = types
# Generate CSSValueID values from keywords.
property_['keywordIDs'] = map(enum_key_for_css_keyword,
property_['keywords'])
self._outputs = {
'cssom_types.cc': self.generate_types,
'cssom_keywords.cc': self.generate_keywords,
}
@template_expander.use_jinja('core/css/templates/cssom_types.cc.tmpl')
def generate_types(self):
return {
'input_files': self._input_files,
'properties': self._properties,
}
@template_expander.use_jinja('core/css/templates/cssom_keywords.cc.tmpl')
def generate_keywords(self):
return {
'input_files': self._input_files,
'properties': self._properties,
}
if __name__ == '__main__':
json5_generator.Maker(CSSOMTypesWriter).main()
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