bjoernager/rust
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Add QUES to comp/fe/lexer.rs, rustc can self-lex again.

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Graydon Hoare 2010-09-21 08:30:06 -07:00
parent 28b9357a0c
commit 72cc89c8c3
2 changed files with 3 additions and 0 deletions
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1
src/comp/fe/lexer.rs
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@ -373,6 +373,7 @@ state fn next_token(reader rdr) -> token.token {
alt (c) { alt (c) {
// One-byte tokens. // One-byte tokens.
case (':') { rdr.bump(); ret token.COLON; } case (':') { rdr.bump(); ret token.COLON; }
case ('?') { rdr.bump(); ret token.QUES; }
case (';') { rdr.bump(); ret token.SEMI; } case (';') { rdr.bump(); ret token.SEMI; }
case (',') { rdr.bump(); ret token.COMMA; } case (',') { rdr.bump(); ret token.COMMA; }
case ('.') { rdr.bump(); ret token.DOT; } case ('.') { rdr.bump(); ret token.DOT; }

2
src/comp/fe/token.rs
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@ -43,6 +43,7 @@ tag token {
COMMA; COMMA;
SEMI; SEMI;
COLON; COLON;
QUES;
RARROW; RARROW;
SEND; SEND;
LARROW; LARROW;
@ -202,6 +203,7 @@ fn to_str(token t) -> str {
case (COMMA) { ret ","; } case (COMMA) { ret ","; }
case (SEMI) { ret ";"; } case (SEMI) { ret ";"; }
case (COLON) { ret ":"; } case (COLON) { ret ":"; }
case (QUES) { ret "?"; }
case (RARROW) { ret "->"; } case (RARROW) { ret "->"; }
case (SEND) { ret "<|"; } case (SEND) { ret "<|"; }
case (LARROW) { ret "<-"; } case (LARROW) { ret "<-"; }