From 775f1e5acdeae38eae7de41b22bdf6ab71e34efd Mon Sep 17 00:00:00 2001 From: thiolliere Date: Thu, 12 Nov 2020 12:41:19 +0100 Subject: [PATCH] fix pretty print for qpath --- compiler/rustc_ast_pretty/src/pprust/state.rs | 11 ++++++----- src/test/pretty/qpath-associated-type-bound.rs | 16 ++++++++++++++++ 2 files changed, 22 insertions(+), 5 deletions(-) create mode 100644 src/test/pretty/qpath-associated-type-bound.rs diff --git a/compiler/rustc_ast_pretty/src/pprust/state.rs b/compiler/rustc_ast_pretty/src/pprust/state.rs index a64014f5acbb8..62a9452c9f0aa 100644 --- a/compiler/rustc_ast_pretty/src/pprust/state.rs +++ b/compiler/rustc_ast_pretty/src/pprust/state.rs @@ -2328,11 +2328,12 @@ impl<'a> State<'a> { self.print_path(path, false, depth); } self.s.word(">"); - self.s.word("::"); - let item_segment = path.segments.last().unwrap(); - self.print_ident(item_segment.ident); - if let Some(ref args) = item_segment.args { - self.print_generic_args(args, colons_before_params) + for item_segment in &path.segments[qself.position..] { + self.s.word("::"); + self.print_ident(item_segment.ident); + if let Some(ref args) = item_segment.args { + self.print_generic_args(args, colons_before_params) + } } } diff --git a/src/test/pretty/qpath-associated-type-bound.rs b/src/test/pretty/qpath-associated-type-bound.rs new file mode 100644 index 0000000000000..e06885e03882b --- /dev/null +++ b/src/test/pretty/qpath-associated-type-bound.rs @@ -0,0 +1,16 @@ +// pp-exact + + +mod m { + pub trait Tr { + type Ts: super::Tu; + } +} + +trait Tu { + fn dummy() { } +} + +fn foo() { ::Ts::dummy(); } + +fn main() { }