Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(1927)

Unified Diff: core/scripts/make_css_property_names.py

Issue 126143003: Update IDL to Chrome 32 (Closed) Base URL: https://dart.googlecode.com/svn/third_party/WebCore
Patch Set: Add new files Created 6 years, 11 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « core/scripts/make-file-arrays.py ('k') | core/scripts/make_css_value_keywords.py » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: core/scripts/make_css_property_names.py
diff --git a/core/scripts/make_css_property_names.py b/core/scripts/make_css_property_names.py
deleted file mode 100755
index ab137e95ef43251a13265ef4a2cfe93e187127ce..0000000000000000000000000000000000000000
--- a/core/scripts/make_css_property_names.py
+++ /dev/null
@@ -1,257 +0,0 @@
-#!/usr/bin/env python
-
-import os.path
-import re
-import subprocess
-import sys
-
-from in_file import InFile
-import in_generator
-import license
-
-
-HEADER_TEMPLATE = """
-%(license)s
-
-#ifndef %(class_name)s_h
-#define %(class_name)s_h
-
-#include "core/css/CSSParserMode.h"
-#include "wtf/HashFunctions.h"
-#include "wtf/HashTraits.h"
-#include <string.h>
-
-namespace WTF {
-class AtomicString;
-class String;
-}
-
-namespace WebCore {
-
-enum CSSPropertyID {
- CSSPropertyInvalid = 0,
- CSSPropertyVariable = 1,
-%(property_enums)s
-};
-
-const int firstCSSProperty = %(first_property_id)s;
-const int numCSSProperties = %(properties_count)s;
-const int lastCSSProperty = %(last_property_id)d;
-const size_t maxCSSPropertyNameLength = %(max_name_length)d;
-
-const char* getPropertyName(CSSPropertyID);
-const WTF::AtomicString& getPropertyNameAtomicString(CSSPropertyID);
-WTF::String getPropertyNameString(CSSPropertyID);
-WTF::String getJSPropertyName(CSSPropertyID);
-bool isInternalProperty(CSSPropertyID id);
-
-inline CSSPropertyID convertToCSSPropertyID(int value)
-{
- ASSERT((value >= firstCSSProperty && value <= lastCSSProperty) || value == CSSPropertyInvalid);
- return static_cast<CSSPropertyID>(value);
-}
-
-} // namespace WebCore
-
-namespace WTF {
-template<> struct DefaultHash<WebCore::CSSPropertyID> { typedef IntHash<unsigned> Hash; };
-template<> struct HashTraits<WebCore::CSSPropertyID> : GenericHashTraits<WebCore::CSSPropertyID> {
- static const bool emptyValueIsZero = true;
- static const bool needsDestruction = false;
- static void constructDeletedValue(WebCore::CSSPropertyID& slot) { slot = static_cast<WebCore::CSSPropertyID>(WebCore::lastCSSProperty + 1); }
- static bool isDeletedValue(WebCore::CSSPropertyID value) { return value == (WebCore::lastCSSProperty + 1); }
-};
-}
-
-#endif // %(class_name)s_h
-"""
-
-GPERF_TEMPLATE = """
-%%{
-%(license)s
-
-#include "config.h"
-#include "%(class_name)s.h"
-#include "core/platform/HashTools.h"
-#include <string.h>
-
-#include "wtf/ASCIICType.h"
-#include "wtf/text/AtomicString.h"
-#include "wtf/text/WTFString.h"
-
-namespace WebCore {
-static const char propertyNameStringsPool[] = {
-%(property_name_strings)s
-};
-
-static const unsigned short propertyNameStringsOffsets[] = {
-%(property_name_offsets)s
-};
-
-%%}
-%%struct-type
-struct Property;
-%%omit-struct-type
-%%language=C++
-%%readonly-tables
-%%global-table
-%%compare-strncmp
-%%define class-name %(class_name)sHash
-%%define lookup-function-name findPropertyImpl
-%%define hash-function-name propery_hash_function
-%%define slot-name nameOffset
-%%define word-array-name property_wordlist
-%%enum
-%%%%
-%(property_to_enum_map)s
-%%%%
-const Property* findProperty(register const char* str, register unsigned int len)
-{
- return %(class_name)sHash::findPropertyImpl(str, len);
-}
-
-const char* getPropertyName(CSSPropertyID id)
-{
- if (id < firstCSSProperty)
- return 0;
- int index = id - firstCSSProperty;
- if (index >= numCSSProperties)
- return 0;
- return propertyNameStringsPool + propertyNameStringsOffsets[index];
-}
-
-const AtomicString& getPropertyNameAtomicString(CSSPropertyID id)
-{
- if (id < firstCSSProperty)
- return nullAtom;
- int index = id - firstCSSProperty;
- if (index >= numCSSProperties)
- return nullAtom;
-
- static AtomicString* propertyStrings = new AtomicString[numCSSProperties]; // Intentionally never destroyed.
- AtomicString& propertyString = propertyStrings[index];
- if (propertyString.isNull()) {
- const char* propertyName = propertyNameStringsPool + propertyNameStringsOffsets[index];
- propertyString = AtomicString(propertyName, strlen(propertyName), AtomicString::ConstructFromLiteral);
- }
- return propertyString;
-}
-
-String getPropertyNameString(CSSPropertyID id)
-{
- // We share the StringImpl with the AtomicStrings.
- return getPropertyNameAtomicString(id).string();
-}
-
-String getJSPropertyName(CSSPropertyID id)
-{
- char result[maxCSSPropertyNameLength + 1];
- const char* cssPropertyName = getPropertyName(id);
- const char* propertyNamePointer = cssPropertyName;
- if (!propertyNamePointer)
- return emptyString();
-
- char* resultPointer = result;
- while (char character = *propertyNamePointer++) {
- if (character == '-') {
- char nextCharacter = *propertyNamePointer++;
- if (!nextCharacter)
- break;
- character = (propertyNamePointer - 2 != cssPropertyName) ? toASCIIUpper(nextCharacter) : nextCharacter;
- }
- *resultPointer++ = character;
- }
- *resultPointer = '\\0';
- return String(result);
-}
-
-bool isInternalProperty(CSSPropertyID id)
-{
- switch (id) {
- %(internal_properties)s
- return true;
- default:
- return false;
- }
-}
-
-} // namespace WebCore
-"""
-
-
-class CSSPropertiesWriter(in_generator.Writer):
- class_name = "CSSPropertyNames"
- defaults = {
- 'alias_for': None,
- 'condition': None,
- 'is_internal': False,
- }
-
- def __init__(self, file_paths, enabled_conditions):
- in_generator.Writer.__init__(self, file_paths, enabled_conditions)
- self._outputs = {(self.class_name + ".h"): self.generate_header,
- (self.class_name + ".cpp"): self.generate_implementation,
- }
-
- all_properties = self.in_file.name_dictionaries
- self._aliases = filter(lambda property: property['alias_for'], all_properties)
- for offset, property in enumerate(self._aliases):
- # Aliases use the enum_name that they are an alias for.
- property['enum_name'] = self._enum_name_from_property_name(property['alias_for'])
- # Aliases do not get an enum_value.
-
- self._properties = filter(lambda property: not property['alias_for'] and not property['condition'] or property['condition'] in self._enabled_conditions, all_properties)
- if len(self._properties) > 1024:
- print "ERROR : There is more than 1024 CSS Properties, you need to update CSSProperty.h/StylePropertyMetadata m_propertyID accordingly."
- exit(1)
- self._first_property_id = 2 # We start after CSSPropertyInvalid and CSSPropertyVariable.
- property_id = self._first_property_id
- for offset, property in enumerate(self._properties):
- property['enum_name'] = self._enum_name_from_property_name(property['name'])
- property['enum_value'] = self._first_property_id + offset
- if property['name'].startswith('-internal-'):
- property['is_internal'] = True
-
- def _enum_name_from_property_name(self, property_name):
- return "CSSProperty" + re.sub(r'(^[^-])|-(.)', lambda match: (match.group(1) or match.group(2)).upper(), property_name)
-
- def _enum_declaration(self, property):
- return " %(enum_name)s = %(enum_value)s," % property
-
- def generate_header(self):
- return HEADER_TEMPLATE % {
- 'license': license.license_for_generated_cpp(),
- 'class_name': self.class_name,
- 'property_enums': "\n".join(map(self._enum_declaration, self._properties)),
- 'first_property_id': self._first_property_id,
- 'properties_count': len(self._properties),
- 'last_property_id': self._first_property_id + len(self._properties) - 1,
- 'max_name_length': reduce(max, map(len, map(lambda property: property['name'], self._properties))),
- }
-
- def _case_properties(self, property):
- return "case %(enum_name)s:" % property
-
- def generate_implementation(self):
- property_offsets = []
- current_offset = 0
- for property in self._properties:
- property_offsets.append(current_offset)
- current_offset += len(property["name"]) + 1
-
- gperf_input = GPERF_TEMPLATE % {
- 'license': license.license_for_generated_cpp(),
- 'class_name': self.class_name,
- 'property_name_strings': '\n'.join(map(lambda property: ' "%(name)s\\0"' % property, self._properties)),
- 'property_name_offsets': '\n'.join(map(lambda offset: ' %d,' % offset, property_offsets)),
- 'property_to_enum_map': '\n'.join(map(lambda property: '%(name)s, %(enum_name)s' % property, self._properties + self._aliases)),
- 'internal_properties': '\n'.join(map(self._case_properties, filter(lambda property: property['is_internal'], self._properties))),
- }
- # FIXME: If we could depend on Python 2.7, we would use subprocess.check_output
- gperf_args = ['gperf', '--key-positions=*', '-P', '-D', '-n', '-s', '2']
- gperf = subprocess.Popen(gperf_args, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
- return gperf.communicate(gperf_input)[0]
-
-
-if __name__ == "__main__":
- in_generator.Maker(CSSPropertiesWriter).main(sys.argv)
« no previous file with comments | « core/scripts/make-file-arrays.py ('k') | core/scripts/make_css_value_keywords.py » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698