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Teach libsyntax about if let

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Kevin Ballard
2014-08-24 18:04:29 -07:00
committed by Jakub Wieczorek
parent 38015eeb70
commit 5d8cfd53b5
6 changed files with 71 additions and 13 deletions
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src/libsyntax/ast.rs
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@@ -521,6 +521,7 @@ pub enum Expr_ {
ExprLit(P<Lit>),
ExprCast(P<Expr>, P<Ty>),
ExprIf(P<Expr>, P<Block>, Option<P<Expr>>),
ExprIfLet(P<Pat>, P<Expr>, P<Block>, Option<P<Expr>>),
// FIXME #6993: change to Option<Name> ... or not, if these are hygienic.
ExprWhile(P<Expr>, P<Block>, Option<Ident>),
// FIXME #6993: change to Option<Name> ... or not, if these are hygienic.