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-rw-r--r--tests/ui/impl-trait/in-trait/signature-mismatch.current.stderr16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/ui/impl-trait/in-trait/signature-mismatch.current.stderr b/tests/ui/impl-trait/in-trait/signature-mismatch.current.stderr
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index 000000000..eba270af7
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+++ b/tests/ui/impl-trait/in-trait/signature-mismatch.current.stderr
@@ -0,0 +1,16 @@
+error: `impl` item signature doesn't match `trait` item signature
+ --> $DIR/signature-mismatch.rs:17:5
+ |
+LL | fn async_fn(&self, buff: &[u8]) -> impl Future<Output = Vec<u8>>;
+ | ----------------------------------------------------------------- expected `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '3`
+...
+LL | fn async_fn<'a>(&self, buff: &'a [u8]) -> impl Future<Output = Vec<u8>> + 'a {
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ found `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '2`
+ |
+ = note: expected signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '3`
+ found signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '2`
+ = help: the lifetime requirements from the `impl` do not correspond to the requirements in the `trait`
+ = help: verify the lifetime relationships in the `trait` and `impl` between the `self` argument, the other inputs and its output
+
+error: aborting due to previous error
+