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Unified Diff: src/scanner.cc

Issue 480543002: Parse 'super' keyword. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Patch for landing (minor fix for tests in release mode) Created 6 years, 4 months ago
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Index: src/scanner.cc
diff --git a/src/scanner.cc b/src/scanner.cc
index 2e8e24b06f0d7e54d3ba7246f43438c7eca53a08..195287f1bb8ec76c70a082050cc9724448dc4da6 100644
--- a/src/scanner.cc
+++ b/src/scanner.cc
@@ -36,7 +36,8 @@ Scanner::Scanner(UnicodeCache* unicode_cache)
octal_pos_(Location::invalid()),
harmony_scoping_(false),
harmony_modules_(false),
- harmony_numeric_literals_(false) { }
+ harmony_numeric_literals_(false),
+ harmony_classes_(false) { }
void Scanner::Initialize(Utf16CharacterStream* source) {
@@ -901,76 +902,78 @@ uc32 Scanner::ScanIdentifierUnicodeEscape() {
// ----------------------------------------------------------------------------
// Keyword Matcher
-#define KEYWORDS(KEYWORD_GROUP, KEYWORD) \
- KEYWORD_GROUP('b') \
- KEYWORD("break", Token::BREAK) \
- KEYWORD_GROUP('c') \
- KEYWORD("case", Token::CASE) \
- KEYWORD("catch", Token::CATCH) \
- KEYWORD("class", Token::FUTURE_RESERVED_WORD) \
- KEYWORD("const", Token::CONST) \
- KEYWORD("continue", Token::CONTINUE) \
- KEYWORD_GROUP('d') \
- KEYWORD("debugger", Token::DEBUGGER) \
- KEYWORD("default", Token::DEFAULT) \
- KEYWORD("delete", Token::DELETE) \
- KEYWORD("do", Token::DO) \
- KEYWORD_GROUP('e') \
- KEYWORD("else", Token::ELSE) \
- KEYWORD("enum", Token::FUTURE_RESERVED_WORD) \
- KEYWORD("export", harmony_modules \
- ? Token::EXPORT : Token::FUTURE_RESERVED_WORD) \
- KEYWORD("extends", Token::FUTURE_RESERVED_WORD) \
- KEYWORD_GROUP('f') \
- KEYWORD("false", Token::FALSE_LITERAL) \
- KEYWORD("finally", Token::FINALLY) \
- KEYWORD("for", Token::FOR) \
- KEYWORD("function", Token::FUNCTION) \
- KEYWORD_GROUP('i') \
- KEYWORD("if", Token::IF) \
- KEYWORD("implements", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD("import", harmony_modules \
- ? Token::IMPORT : Token::FUTURE_RESERVED_WORD) \
- KEYWORD("in", Token::IN) \
- KEYWORD("instanceof", Token::INSTANCEOF) \
- KEYWORD("interface", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD_GROUP('l') \
- KEYWORD("let", harmony_scoping \
- ? Token::LET : Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD_GROUP('n') \
- KEYWORD("new", Token::NEW) \
- KEYWORD("null", Token::NULL_LITERAL) \
- KEYWORD_GROUP('p') \
- KEYWORD("package", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD("private", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD("protected", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD("public", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD_GROUP('r') \
- KEYWORD("return", Token::RETURN) \
- KEYWORD_GROUP('s') \
- KEYWORD("static", Token::FUTURE_STRICT_RESERVED_WORD) \
- KEYWORD("super", Token::FUTURE_RESERVED_WORD) \
- KEYWORD("switch", Token::SWITCH) \
- KEYWORD_GROUP('t') \
- KEYWORD("this", Token::THIS) \
- KEYWORD("throw", Token::THROW) \
- KEYWORD("true", Token::TRUE_LITERAL) \
- KEYWORD("try", Token::TRY) \
- KEYWORD("typeof", Token::TYPEOF) \
- KEYWORD_GROUP('v') \
- KEYWORD("var", Token::VAR) \
- KEYWORD("void", Token::VOID) \
- KEYWORD_GROUP('w') \
- KEYWORD("while", Token::WHILE) \
- KEYWORD("with", Token::WITH) \
- KEYWORD_GROUP('y') \
+#define KEYWORDS(KEYWORD_GROUP, KEYWORD) \
+ KEYWORD_GROUP('b') \
+ KEYWORD("break", Token::BREAK) \
+ KEYWORD_GROUP('c') \
+ KEYWORD("case", Token::CASE) \
+ KEYWORD("catch", Token::CATCH) \
+ KEYWORD("class", Token::FUTURE_RESERVED_WORD) \
+ KEYWORD("const", Token::CONST) \
+ KEYWORD("continue", Token::CONTINUE) \
+ KEYWORD_GROUP('d') \
+ KEYWORD("debugger", Token::DEBUGGER) \
+ KEYWORD("default", Token::DEFAULT) \
+ KEYWORD("delete", Token::DELETE) \
+ KEYWORD("do", Token::DO) \
+ KEYWORD_GROUP('e') \
+ KEYWORD("else", Token::ELSE) \
+ KEYWORD("enum", Token::FUTURE_RESERVED_WORD) \
+ KEYWORD("export", \
+ harmony_modules ? Token::EXPORT : Token::FUTURE_RESERVED_WORD) \
+ KEYWORD("extends", Token::FUTURE_RESERVED_WORD) \
+ KEYWORD_GROUP('f') \
+ KEYWORD("false", Token::FALSE_LITERAL) \
+ KEYWORD("finally", Token::FINALLY) \
+ KEYWORD("for", Token::FOR) \
+ KEYWORD("function", Token::FUNCTION) \
+ KEYWORD_GROUP('i') \
+ KEYWORD("if", Token::IF) \
+ KEYWORD("implements", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD("import", \
+ harmony_modules ? Token::IMPORT : Token::FUTURE_RESERVED_WORD) \
+ KEYWORD("in", Token::IN) \
+ KEYWORD("instanceof", Token::INSTANCEOF) \
+ KEYWORD("interface", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD_GROUP('l') \
+ KEYWORD("let", \
+ harmony_scoping ? Token::LET : Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD_GROUP('n') \
+ KEYWORD("new", Token::NEW) \
+ KEYWORD("null", Token::NULL_LITERAL) \
+ KEYWORD_GROUP('p') \
+ KEYWORD("package", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD("private", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD("protected", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD("public", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD_GROUP('r') \
+ KEYWORD("return", Token::RETURN) \
+ KEYWORD_GROUP('s') \
+ KEYWORD("static", Token::FUTURE_STRICT_RESERVED_WORD) \
+ KEYWORD("super", \
+ harmony_classes ? Token::SUPER : Token::FUTURE_RESERVED_WORD) \
+ KEYWORD("switch", Token::SWITCH) \
+ KEYWORD_GROUP('t') \
+ KEYWORD("this", Token::THIS) \
+ KEYWORD("throw", Token::THROW) \
+ KEYWORD("true", Token::TRUE_LITERAL) \
+ KEYWORD("try", Token::TRY) \
+ KEYWORD("typeof", Token::TYPEOF) \
+ KEYWORD_GROUP('v') \
+ KEYWORD("var", Token::VAR) \
+ KEYWORD("void", Token::VOID) \
+ KEYWORD_GROUP('w') \
+ KEYWORD("while", Token::WHILE) \
+ KEYWORD("with", Token::WITH) \
+ KEYWORD_GROUP('y') \
KEYWORD("yield", Token::YIELD)
static Token::Value KeywordOrIdentifierToken(const uint8_t* input,
int input_length,
bool harmony_scoping,
- bool harmony_modules) {
+ bool harmony_modules,
+ bool harmony_classes) {
DCHECK(input_length >= 1);
const int kMinLength = 2;
const int kMaxLength = 10;
@@ -1014,7 +1017,8 @@ bool Scanner::IdentifierIsFutureStrictReserved(
return string->is_one_byte() &&
Token::FUTURE_STRICT_RESERVED_WORD ==
KeywordOrIdentifierToken(string->raw_data(), string->length(),
- harmony_scoping_, harmony_modules_);
+ harmony_scoping_, harmony_modules_,
+ harmony_classes_);
}
@@ -1057,7 +1061,8 @@ Token::Value Scanner::ScanIdentifierOrKeyword() {
return KeywordOrIdentifierToken(chars.start(),
chars.length(),
harmony_scoping_,
- harmony_modules_);
+ harmony_modules_,
+ harmony_classes_);
}
return Token::IDENTIFIER;
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