Reviewers: ulan,
Message:
Committed patchset #1 manually as r17211 (presubmit successful).
Description:
Experimental push model parser: Keywords.
BUG=
[email protected]
Committed: https://code.google.com/p/v8/source/detail?r=17211
Please review this at https://codereview.chromium.org/27315002/
SVN Base: https://v8.googlecode.com/svn/branches/experimental/parser
Affected files (+48, -0 lines):
M src/lexer/lexer.re
Index: src/lexer/lexer.re
diff --git a/src/lexer/lexer.re b/src/lexer/lexer.re
index
b65c2dfec344ba2036a70a0e775ae4c83905d4ff..da431c554e447170b3027cf8ed8f754b356c0474
100644
--- a/src/lexer/lexer.re
+++ b/src/lexer/lexer.re
@@ -8,6 +8,8 @@
// - SpiderMonkey compatibility hack: " --> something" is treated
// as a single line comment.
// - An identifier cannot start immediately after a number.
+// - Run-time lexing modifications: harmony number literals, keywords
depending
+// on harmony_modules, harmony_scoping
enum Condition {
kConditionNormal,
@@ -174,6 +176,52 @@ public:
hex_digit = [0-9a-fA-F];
maybe_exponent = ('e' [-+]? digit+)?;
+ <Normal> "break" { PUSH_TOKEN(Token::BREAK); }
+ <Normal> "case" { PUSH_TOKEN(Token::CASE); }
+ <Normal> "catch" { PUSH_TOKEN(Token::CATCH); }
+ <Normal> "class" { PUSH_TOKEN(Token::FUTURE_RESERVED_WORD); }
+ <Normal> "const" { PUSH_TOKEN(Token::CONST); }
+ <Normal> "continue" { PUSH_TOKEN(Token::CONTINUE); }
+ <Normal> "debugger" { PUSH_TOKEN(Token::DEBUGGER); }
+ <Normal> "default" { PUSH_TOKEN(Token::DEFAULT); }
+ <Normal> "delete" { PUSH_TOKEN(Token::DELETE); }
+ <Normal> "do" { PUSH_TOKEN(Token::DO); }
+ <Normal> "else" { PUSH_TOKEN(Token::ELSE); }
+ <Normal> "enum" { PUSH_TOKEN(Token::FUTURE_RESERVED_WORD); }
+ <Normal> "export" { PUSH_TOKEN(Token::FUTURE_RESERVED_WORD); }
+ <Normal> "extends" { PUSH_TOKEN(Token::FUTURE_RESERVED_WORD); }
+ <Normal> "false" { PUSH_TOKEN(Token::FALSE_LITERAL); }
+ <Normal> "finally" { PUSH_TOKEN(Token::FINALLY); }
+ <Normal> "for" { PUSH_TOKEN(Token::FOR); }
+ <Normal> "function" { PUSH_TOKEN(Token::FUNCTION); }
+ <Normal> "if" { PUSH_TOKEN(Token::IF); }
+ <Normal> "implements" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "import" { PUSH_TOKEN(Token::FUTURE_RESERVED_WORD); }
+ <Normal> "in" { PUSH_TOKEN(Token::IN); }
+ <Normal> "instanceof" { PUSH_TOKEN(Token::INSTANCEOF); }
+ <Normal> "interface" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "let" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "new" { PUSH_TOKEN(Token::NEW); }
+ <Normal> "null" { PUSH_TOKEN(Token::NULL_LITERAL); }
+ <Normal> "package" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "private" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "protected" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "public" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "return" { PUSH_TOKEN(Token::RETURN); }
+ <Normal> "static" {
PUSH_TOKEN(Token::FUTURE_STRICT_RESERVED_WORD); }
+ <Normal> "super" { PUSH_TOKEN(Token::FUTURE_RESERVED_WORD); }
+ <Normal> "switch" { PUSH_TOKEN(Token::SWITCH); }
+ <Normal> "this" { PUSH_TOKEN(Token::THIS); }
+ <Normal> "throw" { PUSH_TOKEN(Token::THROW); }
+ <Normal> "true" { PUSH_TOKEN(Token::TRUE_LITERAL); }
+ <Normal> "try" { PUSH_TOKEN(Token::TRY); }
+ <Normal> "typeof" { PUSH_TOKEN(Token::TYPEOF); }
+ <Normal> "var" { PUSH_TOKEN(Token::VAR); }
+ <Normal> "void" { PUSH_TOKEN(Token::VOID); }
+ <Normal> "while" { PUSH_TOKEN(Token::WHILE); }
+ <Normal> "with" { PUSH_TOKEN(Token::WITH); }
+ <Normal> "yield" { PUSH_TOKEN(Token::YIELD); }
+
<Normal> "|=" { PUSH_TOKEN(Token::ASSIGN_BIT_OR); }
<Normal> "^=" { PUSH_TOKEN(Token::ASSIGN_BIT_XOR); }
<Normal> "&=" { PUSH_TOKEN(Token::ASSIGN_BIT_AND); }
--
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