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Teach libsyntax about while let

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John Gallagher 2014-10-02 22:45:46 -04:00
parent 78a7676898
commit 0c2c8116a3
7 changed files with 80 additions and 1 deletions
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2
src/libsyntax/ast.rs
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@ -524,6 +524,8 @@ pub enum 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.
ExprWhileLet(P<Pat>, P<Expr>, P<Block>, Option<Ident>),
// FIXME #6993: change to Option<Name> ... or not, if these are hygienic.
ExprForLoop(P<Pat>, P<Expr>, P<Block>, Option<Ident>),
// Conditionless loop (can be exited with break, cont, or ret)
// FIXME #6993: change to Option<Name> ... or not, if these are hygienic.