bjoernager/rust
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Tweak type argument after assoc type error

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This commit is contained in:
Esteban Küber 2019-01-11 21:45:24 -08:00
parent 8119017746
commit de3c4be099
2 changed files with 10 additions and 3 deletions
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11
src/libsyntax/parse/parser.rs
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@ -5360,8 +5360,15 @@ impl<'a> Parser<'a> {
// Parse type argument. // Parse type argument.
let ty_param = self.parse_ty()?; let ty_param = self.parse_ty()?;
if seen_binding { if seen_binding {
self.span_err(ty_param.span, self.struct_span_err(
"type parameters must be declared prior to associated type bindings"); ty_param.span,
"type parameters must be declared prior to associated type bindings"
)
.span_label(
ty_param.span,
"must be declared prior to associated type bindings",
)
.emit();
} }
args.push(GenericArg::Type(ty_param)); args.push(GenericArg::Type(ty_param));
seen_type = true; seen_type = true;

2
src/test/ui/parser/issue-32214.stderr
View file

@ -2,7 +2,7 @@ error: type parameters must be declared prior to associated type bindings
--> $DIR/issue-32214.rs:5:34 --> $DIR/issue-32214.rs:5:34
| |
LL | pub fn test<W, I: Trait<Item=(), W> >() {} LL | pub fn test<W, I: Trait<Item=(), W> >() {}
| ^ | ^ must be declared prior to associated type bindings
error: aborting due to previous error error: aborting due to previous error