Optimize ast::PathSegment.

2016-12-10 06:45:58 +00:00
parent dcae8bfb40
commit 8e61ff25d8
14 changed files with 86 additions and 210 deletions
--- a/src/libsyntax/fold.rs
+++ b/src/libsyntax/fold.rs
@@ -438,7 +438,7 @@ pub fn noop_fold_path<T: Folder>(Path {global, segments, span}: Path, fld: &mut
        global: global,
        segments: segments.move_map(|PathSegment {identifier, parameters}| PathSegment {
            identifier: fld.fold_ident(identifier),
-            parameters: fld.fold_path_parameters(parameters),
+            parameters: parameters.map(|ps| ps.map(|ps| fld.fold_path_parameters(ps))),
        }),
        span: fld.new_span(span)
    }