34 lines
1.4 KiB
Plaintext
34 lines
1.4 KiB
Plaintext
error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'a` due to conflicting requirements
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--> $DIR/issue-20831-debruijn.rs:28:33
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LL | fn subscribe(&mut self, t : Box<dyn Subscriber<Input=<Self as Publisher>::Output> + 'a>) {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: first, the lifetime cannot outlive the anonymous lifetime #2 defined on the method body at 28:5...
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--> $DIR/issue-20831-debruijn.rs:28:5
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LL | / fn subscribe(&mut self, t : Box<dyn Subscriber<Input=<Self as Publisher>::Output> + 'a>) {
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LL | | // Not obvious, but there is an implicit lifetime here -------^
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LL | |
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LL | | //
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... |
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LL | | self.sub = t;
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LL | | }
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| |_____^
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note: ...but the lifetime must also be valid for the lifetime `'a` as defined on the impl at 26:6...
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--> $DIR/issue-20831-debruijn.rs:26:6
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LL | impl<'a> Publisher<'a> for MyStruct<'a> {
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| ^^
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note: ...so that the types are compatible
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--> $DIR/issue-20831-debruijn.rs:28:33
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LL | fn subscribe(&mut self, t : Box<dyn Subscriber<Input=<Self as Publisher>::Output> + 'a>) {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: expected `Publisher<'_>`
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found `Publisher<'_>`
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0495`.
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