Add utility for joining names in generated code.

third_party/WebKit/Source/build/scripts/make_computed_style_base.py

 #!/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.
 
 import math
 import sys
 
 import json5_generator
 import template_expander
 import make_style_builder
 
 from name_utilities import (
-    enum_for_css_keyword, enum_type_name, enum_value_name, class_member_name, method_name
+    enum_for_css_keyword, enum_type_name, enum_value_name, class_member_name, method_name,
+    join_name
 )
 
 
 # Temporary hard-coded list of fields that are not CSS properties.
 # TODO(shend): Put this into its own JSON5 file.
 NONPROPERTIES = [
     {'name': 'IsLink', 'field_template': 'monotonic_flag',
      'inherited': False, 'independent': False},
     {'name': 'OriginalDisplay', 'field_template': 'keyword', 'initial_keyword': 'inline',
      'type_name': 'EDisplay', 'inherited': False, 'independent': False,
@@ skipping 81 matching lines @@
         self.is_inherited_flag = field_role == 'inherited_flag'
         self.is_nonproperty = field_role == 'nonproperty'
         assert (self.is_property, self.is_inherited_flag, self.is_nonproperty).count(True) == 1, \
             'Field role has to be exactly one of: property, inherited_flag, nonproperty'
 
         if not self.is_inherited_flag:
             self.is_inherited = kwargs.pop('inherited')
             self.is_independent = kwargs.pop('independent')
             assert self.is_inherited or not self.is_independent, 'Only inherited fields can be independent'
 
-            self.is_inherited_method_name = method_name(name_for_methods + 'IsInherited')
+            self.is_inherited_method_name = method_name(join_name(name_for_methods, 'is inherited'))
 
         # Method names
         getter_prefix = 'Get' if name_for_methods == self.type_name else ''
-        self.getter_method_name = method_name(getter_prefix + name_for_methods)
-        self.setter_method_name = method_name('Set' + name_for_methods)
-        self.initial_method_name = method_name('Initial' + name_for_methods)
-        self.resetter_method_name = method_name('Reset' + name_for_methods)
+        self.getter_method_name = method_name(join_name(getter_prefix, name_for_methods))
+        self.setter_method_name = method_name(join_name('set', name_for_methods))
+        self.initial_method_name = method_name(join_name('initial', name_for_methods))
+        self.resetter_method_name = method_name(join_name('reset', name_for_methods))
 
         assert len(kwargs) == 0, 'Unexpected arguments provided to Field: ' + str(kwargs)
 
 
 def _get_include_paths(properties):
     """
     Get a list of paths that need to be included for ComputedStyleBase.
     """
     include_paths = set()
     for property_ in properties:
@@ skipping 64 matching lines @@
     )
 
 
 def _create_inherited_flag_field(property_):
     """
     Create the field used for an inheritance fast path from an independent CSS property,
     and return the Field object.
     """
     return Field(
         'inherited_flag',
-        property_['name_for_methods'] + 'IsInherited',
+        join_name(property_['name_for_methods'], 'is inherited'),
         property_name=property_['name'],
         type_name='bool',
         field_template='flag',
         size=1,
         default_value='true',
     )
 
 
 def _create_fields(field_role, properties):
     """
@@ skipping 148 matching lines @@
                     'mapping': [(enum_value_name(k), enum_for_css_keyword(k)) for k in property_['keywords']],
                 }
 
         return {
             'include_paths': self._include_paths,
             'mappings': mappings,
         }
 
 if __name__ == '__main__':
     json5_generator.Maker(ComputedStyleBaseWriter).main()