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| author | Huon Wilson <dbau.pp+github@gmail.com> | 2013-09-08 22:08:01 +1000 |
|---|---|---|
| committer | Huon Wilson <dbau.pp+github@gmail.com> | 2013-09-08 22:08:01 +1000 |
| commit | 07351b44c657225d45e2aa0a302ccd28f96839a8 (patch) | |
| tree | e61809a471532d32ed51f9d72ea0536b9fef471c /src/libsyntax/ast.rs | |
| parent | b609d022c4df307e4d68499b063c81a9ecb1e9cf (diff) | |
| download | rust-07351b44c657225d45e2aa0a302ccd28f96839a8.tar.gz rust-07351b44c657225d45e2aa0a302ccd28f96839a8.zip | |
syntax: implement labelled breaks for `for`.
`for` desugars to `loop` so it is trivial to just desugar to `loop` while retaining any label.
Diffstat (limited to 'src/libsyntax/ast.rs')
| -rw-r--r-- | src/libsyntax/ast.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs index b993f98ec82..6957f9ae351 100644 --- a/src/libsyntax/ast.rs +++ b/src/libsyntax/ast.rs @@ -528,7 +528,7 @@ pub enum Expr_ { ExprCast(@Expr, Ty), ExprIf(@Expr, Block, Option<@Expr>), ExprWhile(@Expr, Block), - ExprForLoop(@Pat, @Expr, Block), + ExprForLoop(@Pat, @Expr, Block, Option<Ident>), /* Conditionless loop (can be exited with break, cont, or ret) Same semantics as while(true) { body }, but typestate knows that the (implicit) condition is always true. */ |