ES6 unicode escapes, part 2: Regexps.

test/cctest/test-regexp.cc

 // Copyright 2012 the V8 project authors. 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
@@ skipping 71 matching lines @@
 #include "test/cctest/cctest.h"
 
 using namespace v8::internal;
 
 
 static bool CheckParse(const char* input) {
   v8::HandleScope scope(CcTest::isolate());
   Zone zone(CcTest::i_isolate());
   FlatStringReader reader(CcTest::i_isolate(), CStrVector(input));
   RegExpCompileData result;
-  return v8::internal::RegExpParser::ParseRegExp(
-      &reader, false, &result, &zone);
+  return v8::internal::RegExpParser::ParseRegExp(&reader, false, false, &result,
+                                                 &zone);
 }
 
 
 static void CheckParseEq(const char* input, const char* expected) {
   v8::HandleScope scope(CcTest::isolate());
   Zone zone(CcTest::i_isolate());
   FlatStringReader reader(CcTest::i_isolate(), CStrVector(input));
   RegExpCompileData result;
-  CHECK(v8::internal::RegExpParser::ParseRegExp(
-      &reader, false, &result, &zone));
+  CHECK(v8::internal::RegExpParser::ParseRegExp(&reader, false, false, &result,
+                                                &zone));
   CHECK(result.tree != NULL);
   CHECK(result.error.is_null());
   std::ostringstream os;
   result.tree->Print(os, &zone);
   CHECK_EQ(expected, os.str().c_str());
 }
 
 
 static bool CheckSimple(const char* input) {
   v8::HandleScope scope(CcTest::isolate());
   Zone zone(CcTest::i_isolate());
   FlatStringReader reader(CcTest::i_isolate(), CStrVector(input));
   RegExpCompileData result;
-  CHECK(v8::internal::RegExpParser::ParseRegExp(
-      &reader, false, &result, &zone));
+  CHECK(v8::internal::RegExpParser::ParseRegExp(&reader, false, false, &result,
+                                                &zone));
   CHECK(result.tree != NULL);
   CHECK(result.error.is_null());
   return result.simple;
 }
 
 struct MinMaxPair {
   int min_match;
   int max_match;
 };
 
 
 static MinMaxPair CheckMinMaxMatch(const char* input) {
   v8::HandleScope scope(CcTest::isolate());
   Zone zone(CcTest::i_isolate());
   FlatStringReader reader(CcTest::i_isolate(), CStrVector(input));
   RegExpCompileData result;
-  CHECK(v8::internal::RegExpParser::ParseRegExp(
-      &reader, false, &result, &zone));
+  CHECK(v8::internal::RegExpParser::ParseRegExp(&reader, false, false, &result,
+                                                &zone));
   CHECK(result.tree != NULL);
   CHECK(result.error.is_null());
   int min_match = result.tree->min_match();
   int max_match = result.tree->max_match();
   MinMaxPair pair = { min_match, max_match };
   return pair;
 }
 
 
 #define CHECK_PARSE_ERROR(input) CHECK(!CheckParse(input))
@@ skipping 251 matching lines @@
   CheckParseEq("{", "'{'");
   CheckParseEq("a|", "(| 'a' %)");
 }
 
 static void ExpectError(const char* input,
                         const char* expected) {
   v8::HandleScope scope(CcTest::isolate());
   Zone zone(CcTest::i_isolate());
   FlatStringReader reader(CcTest::i_isolate(), CStrVector(input));
   RegExpCompileData result;
-  CHECK(!v8::internal::RegExpParser::ParseRegExp(
-      &reader, false, &result, &zone));
+  CHECK(!v8::internal::RegExpParser::ParseRegExp(&reader, false, false, &result,
+                                                 &zone));
   CHECK(result.tree == NULL);
   CHECK(!result.error.is_null());
   SmartArrayPointer<char> str = result.error->ToCString(ALLOW_NULLS);
   CHECK_EQ(expected, str.get());
 }
 
 
 TEST(Errors) {
   const char* kEndBackslash = "\\ at end of pattern";
   ExpectError("\\", kEndBackslash);
@@ skipping 70 matching lines @@
   TestCharacterClassEscapes('.', IsRegExpNewline);
   TestCharacterClassEscapes('d', IsDigit);
   TestCharacterClassEscapes('D', NotDigit);
   TestCharacterClassEscapes('s', IsWhiteSpaceOrLineTerminator);
   TestCharacterClassEscapes('S', NotWhiteSpaceNorLineTermiantor);
   TestCharacterClassEscapes('w', IsRegExpWord);
   TestCharacterClassEscapes('W', NotWord);
 }
 
 
-static RegExpNode* Compile(const char* input, bool multiline, bool is_one_byte,
-                           Zone* zone) {
+static RegExpNode* Compile(const char* input, bool multiline, bool unicode,
+                           bool is_one_byte, Zone* zone) {
   Isolate* isolate = CcTest::i_isolate();
   FlatStringReader reader(isolate, CStrVector(input));
   RegExpCompileData compile_data;
-  if (!v8::internal::RegExpParser::ParseRegExp(&reader, multiline,
+  if (!v8::internal::RegExpParser::ParseRegExp(&reader, multiline, unicode,
                                                &compile_data, zone))
     return NULL;
-  Handle<String> pattern = isolate->factory()->
-      NewStringFromUtf8(CStrVector(input)).ToHandleChecked();
+  Handle<String> pattern = isolate->factory()
+                               ->NewStringFromUtf8(CStrVector(input))
+                               .ToHandleChecked();
   Handle<String> sample_subject =
       isolate->factory()->NewStringFromUtf8(CStrVector("")).ToHandleChecked();
   RegExpEngine::Compile(&compile_data, false, false, multiline, false, pattern,
                         sample_subject, is_one_byte, zone);
   return compile_data.node;
 }
 
 
-static void Execute(const char* input, bool multiline, bool is_one_byte,
-                    bool dot_output = false) {
+static void Execute(const char* input, bool multiline, bool unicode,
+                    bool is_one_byte, bool dot_output = false) {
   v8::HandleScope scope(CcTest::isolate());
   Zone zone(CcTest::i_isolate());
-  RegExpNode* node = Compile(input, multiline, is_one_byte, &zone);
+  RegExpNode* node = Compile(input, multiline, unicode, is_one_byte, &zone);
   USE(node);
 #ifdef DEBUG
   if (dot_output) {
     RegExpEngine::DotPrint(input, node, false);
   }
 #endif  // DEBUG
 }
 
 
 class TestConfig {
@@ skipping 1253 matching lines @@
 
   ZoneList<CharacterRange> first_only(4, &zone);
   ZoneList<CharacterRange> second_only(4, &zone);
   ZoneList<CharacterRange> both(4, &zone);
 }
 
 
 TEST(Graph) {
   Execute("\\b\\w+\\b", false, true, true);
 }