bjoernager/rust
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Tweak assoc type obligation spans

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* Point at RHS of associated type in obligation span
* Point at `impl` assoc type on projection error
* Reduce verbosity of recursive obligations
* Point at source of binding lifetime obligation
* Tweak "required bound" note
* Tweak "expected... found opaque (return) type" labels
* Point at set type in impl assoc type WF errors
This commit is contained in:
Esteban Kuber 2021-12-11 02:20:41 +00:00
parent f0448f44bc
commit 5e1972eba7
92 changed files with 503 additions and 257 deletions
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6
compiler/rustc_middle/src/ty/error.rs
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@ -118,8 +118,7 @@ impl<'tcx> fmt::Display for TypeError<'tcx> {
ArgumentMutability(_) | Mutability => write!(f, "types differ in mutability"),
TupleSize(values) => write!(
f,
"expected a tuple with {} element{}, \
found one with {} element{}",
"expected a tuple with {} element{}, found one with {} element{}",
values.expected,
pluralize!(values.expected),
values.found,
@ -127,8 +126,7 @@ impl<'tcx> fmt::Display for TypeError<'tcx> {
),
FixedArraySize(values) => write!(
f,
"expected an array with a fixed size of {} element{}, \
found one with {} element{}",
"expected an array with a fixed size of {} element{}, found one with {} element{}",
values.expected,
pluralize!(values.expected),
values.found,