Improve error message for E0659 if the source is not available

This commit is contained in:
Fabian Wolff 2021-11-27 18:42:49 +01:00
parent 5fd3a5c7c1
commit 6dfed31c43

View file

@ -1178,7 +1178,7 @@ impl<'a> Resolver<'a> {
fn binding_description(&self, b: &NameBinding<'_>, ident: Ident, from_prelude: bool) -> String {
let res = b.res();
if b.span.is_dummy() {
if b.span.is_dummy() || self.session.source_map().span_to_snippet(b.span).is_err() {
// These already contain the "built-in" prefix or look bad with it.
let add_built_in =
!matches!(b.res(), Res::NonMacroAttr(..) | Res::PrimTy(..) | Res::ToolMod);