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syntax: add fully qualified UFCS expressions.

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This commit is contained in:
Eduard Burtescu 2015-01-13 06:02:56 +02:00
parent 1c78ad937b
commit 2cdc86c180
25 changed files with 89 additions and 42 deletions
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6
src/libsyntax/ast.rs
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@ -747,6 +747,8 @@ pub enum Expr_ {
/// Variable reference, possibly containing `::` and/or
/// type parameters, e.g. foo::bar::<baz>
ExprPath(Path),
/// A "qualified path", e.g. `<Vec<T> as SomeTrait>::SomeType`
ExprQPath(P<QPath>),
ExprAddrOf(Mutability, P<Expr>),
ExprBreak(Option<Ident>),
@ -771,12 +773,12 @@ pub enum Expr_ {
///
/// <Vec<T> as SomeTrait>::SomeAssociatedItem
/// ^~~~~ ^~~~~~~~~ ^~~~~~~~~~~~~~~~~~
/// self_type trait_name item_name
/// self_type trait_name item_path
#[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Show)]
pub struct QPath {
pub self_type: P<Ty>,
pub trait_ref: P<TraitRef>,
pub item_name: Ident, // FIXME(#20301) -- should use Name
pub item_path: PathSegment,
}
#[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Show, Copy)]