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authorEsteban Küber <esteban@kuber.com.ar>2024-01-29 18:31:02 +0000
committerEsteban Küber <esteban@kuber.com.ar>2024-01-30 21:28:18 +0000
commit6efddac288643c4b0bc85ea317ea275e6cb4739f (patch)
tree2a8729a40eb6266fc410458c64066fa3ffa40c94 /tests/ui/parser
parentf3d71c9249072413f014b378bb5ea79c8a7dc9a7 (diff)
downloadrust-6efddac288643c4b0bc85ea317ea275e6cb4739f.tar.gz
rust-6efddac288643c4b0bc85ea317ea275e6cb4739f.zip
Provide more context on derived obligation error primary label
Expand the primary span of E0277 when the immediate unmet bound is not what the user wrote:

```
error[E0277]: the trait bound `i32: Bar` is not satisfied
 --> f100.rs:6:6
  |
6 |     <i32 as Foo>::foo();
  |      ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo`
  |
help: this trait has no implementations, consider adding one
 --> f100.rs:2:1
  |
2 | trait Bar {}
  | ^^^^^^^^^
note: required for `i32` to implement `Foo`
 --> f100.rs:3:14
  |
3 | impl<T: Bar> Foo for T {}
  |         ---  ^^^     ^
  |         |
  |         unsatisfied trait bound introduced here
```

Fix #40120.
Diffstat (limited to 'tests/ui/parser')
-rw-r--r--tests/ui/parser/struct-literal-in-for.stderr2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/ui/parser/struct-literal-in-for.stderr b/tests/ui/parser/struct-literal-in-for.stderr
index 1c91eba68e3..d2ef2ad7b5a 100644
--- a/tests/ui/parser/struct-literal-in-for.stderr
+++ b/tests/ui/parser/struct-literal-in-for.stderr
@@ -23,7 +23,7 @@ LL | |         x: 3
 LL | |     }.hi() {
    | |__________^ `bool` is not an iterator
    |
-   = help: the trait `Iterator` is not implemented for `bool`
+   = help: the trait `Iterator` is not implemented for `bool`, which is required by `bool: IntoIterator`
    = note: required for `bool` to implement `IntoIterator`
 
 error: aborting due to 2 previous errors