bjoernager/rust
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Remove do { ... } while ... from the language.

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This commit is contained in:
Paul Stansifer 2012-05-09 09:17:27 -07:00
parent 5af58e7926
commit 13c924c049
16 changed files with 11 additions and 118 deletions
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11
src/librustsyntax/parse/parser.rs
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@ -727,8 +727,6 @@ fn parse_bottom_expr(p: parser) -> pexpr {
ret pexpr(parse_for_expr(p));
} else if eat_keyword(p, "while") {
ret pexpr(parse_while_expr(p));
} else if eat_keyword(p, "do") {
ret pexpr(parse_do_while_expr(p));
} else if eat_keyword(p, "loop") {
ret pexpr(parse_loop_expr(p));
} else if eat_keyword(p, "alt") {
@ -1233,15 +1231,6 @@ fn parse_while_expr(p: parser) -> @expr {
ret mk_expr(p, lo, hi, expr_while(cond, body));
}
fn parse_do_while_expr(p: parser) -> @expr {
let lo = p.last_span.lo;
let body = parse_block_no_value(p);
expect_keyword(p, "while");
let cond = parse_expr(p);
let mut hi = cond.span.hi;
ret mk_expr(p, lo, hi, expr_do_while(body, cond));
}
fn parse_loop_expr(p: parser) -> @expr {
let lo = p.last_span.lo;
let body = parse_block_no_value(p);