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authorPatrick Walton <[email protected]>2010-11-24 15:45:59 -0800
committerPatrick Walton <[email protected]>2010-11-24 15:45:59 -0800
commitf075b10af2c2a1088d72fff0bff1918a8e74fbf0 (patch)
tree6e65a8ce0c606bcd132aa9e6f7a7efd20dc94bd2 /src/comp/front/parser.rs
parentrustc: Parse simple patterns (diff)
downloadrust-f075b10af2c2a1088d72fff0bff1918a8e74fbf0.tar.xz
rust-f075b10af2c2a1088d72fff0bff1918a8e74fbf0.zip
rustc: Add patterns to fold
Diffstat (limited to 'src/comp/front/parser.rs')
-rw-r--r--src/comp/front/parser.rs14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/comp/front/parser.rs b/src/comp/front/parser.rs
index 16c6ed11..a3cc00a0 100644
--- a/src/comp/front/parser.rs
+++ b/src/comp/front/parser.rs
@@ -815,13 +815,19 @@ impure fn parse_initializer(parser p) -> option.t[@ast.expr] {
impure fn parse_pat(parser p) -> @ast.pat {
auto lo = p.get_span();
- auto pat = ast.pat_wild; // FIXME: typestate bug
+ auto pat = ast.pat_wild(ast.ann_none); // FIXME: typestate bug
alt (p.peek()) {
- case (token.UNDERSCORE) { p.bump(); pat = ast.pat_wild; }
+ case (token.UNDERSCORE) {
+ p.bump();
+ pat = ast.pat_wild(ast.ann_none);
+ }
case (token.QUES) {
p.bump();
alt (p.peek()) {
- case (token.IDENT(?id)) { p.bump(); pat = ast.pat_bind(id); }
+ case (token.IDENT(?id)) {
+ p.bump();
+ pat = ast.pat_bind(id, ast.ann_none);
+ }
case (?tok) {
p.err("expected identifier after '?' in pattern but " +
"found " + token.to_str(tok));
@@ -842,7 +848,7 @@ impure fn parse_pat(parser p) -> @ast.pat {
case (_) { args = vec(); }
}
- pat = ast.pat_tag(id, args);
+ pat = ast.pat_tag(id, args, ast.ann_none);
}
case (?tok) {
p.err("expected pattern but found " + token.to_str(tok));