1 files changed, 86 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/build/scripts/core/css/make_css_property_names.py b/chromium/third_party/blink/renderer/build/scripts/core/css/make_css_property_names.py
new file mode 100755
index 00000000000..5cb3e205fff
--- /dev/null
+++ b/chromium/third_party/blink/renderer/build/scripts/core/css/make_css_property_names.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+
+import os
+import sys
+sys.path.append(os.path.join(os.path.dirname(__file__), '../..'))
+
+from core.css import css_properties
+import gperf
+import json5_generator
+import template_expander
+
+
+class CSSPropertyNamesWriter(json5_generator.Writer):
+    class_name = "CSSPropertyNames"
+    file_basename = "css_property_names"
+
+    def __init__(self, json5_file_path, output_dir):
+        super(CSSPropertyNamesWriter, self).__init__(json5_file_path, output_dir)
+        self._outputs = {
+            (self.file_basename + ".h"): self.generate_header,
+            (self.file_basename + ".cc"): self.generate_implementation,
+        }
+        self._css_properties = css_properties.CSSProperties(json5_file_path)
+
+    def _enum_declaration(self, property_):
+        return "    %(property_id)s = %(enum_value)s," % property_
+
+    def _array_item(self, property_):
+        return "    static_cast<CSSPropertyID>(%(enum_value)s), " \
+            "// %(property_id)s" % property_
+
+    @template_expander.use_jinja('core/css/templates/css_property_names.h.tmpl')
+    def generate_header(self):
+        return {
+            'alias_offset': self._css_properties.alias_offset,
+            'class_name': self.class_name,
+            'property_enums': "\n".join(map(
+                self._enum_declaration,
+                self._css_properties.properties_including_aliases)),
+            'property_aliases': "\n".join(
+                map(self._array_item, self._css_properties.aliases)),
+            'first_property_id': self._css_properties.first_property_id,
+            'properties_count':
+                len(self._css_properties.properties_including_aliases),
+            'last_property_id': self._css_properties.last_property_id,
+            'last_unresolved_property_id':
+                self._css_properties.last_unresolved_property_id,
+            'max_name_length':
+                max(map(len, self._css_properties.properties_by_id)),
+        }
+
+    @gperf.use_jinja_gperf_template('core/css/templates/css_property_names.cc.tmpl',
+                                    ['-Q', 'CSSPropStringPool'])
+    def generate_implementation(self):
+        enum_value_to_name = {}
+        for property_ in self._css_properties.properties_including_aliases:
+            enum_value_to_name[property_['enum_value']] = property_['name'].original
+        property_offsets = []
+        property_names = []
+        current_offset = 0
+        for enum_value in range(self._css_properties.first_property_id,
+                                max(enum_value_to_name) + 1):
+            property_offsets.append(current_offset)
+            if enum_value in enum_value_to_name:
+                name = enum_value_to_name[enum_value]
+                property_names.append(name)
+                current_offset += len(name) + 1
+
+        css_name_and_enum_pairs = [
+            (property_['name'].original, property_['property_id'])
+            for property_ in self._css_properties.properties_including_aliases]
+
+        return {
+            'class_name': 'CSSPropertyNames',
+            'file_basename': self.file_basename,
+            'property_names': property_names,
+            'property_offsets': property_offsets,
+            'property_to_enum_map':
+                '\n'.join('%s, %s' % property_
+                          for property_ in css_name_and_enum_pairs),
+            'gperf_path': self.gperf_path,
+        }
+
+
+if __name__ == "__main__":
+    json5_generator.Maker(CSSPropertyNamesWriter).main()