0d97b23809
Add a regression test for #123630 Fixes #123630 compiler should not suggest nonsensical signatures, original suggestion was ``` error[E0308]: mismatched types --> src/lib.rs:3:31 | 3 | fn select<F, I>(filter: F) -> Select<F, I> { | ------ ^^^^^^^^^^^^ expected `Select<F, I>`, found `()` | | | implicitly returns `()` as its body has no tail or `return` expression | = note: expected struct `Select<F, I>` found unit type `()` error[E0282]: type annotations needed for `Select<{closure@src/lib.rs:8:22: 8:25}, I>` --> src/lib.rs:8:9 | 8 | let lit = select(|x| match x { | ^^^ | help: consider giving `lit` an explicit type, where the type for type parameter `I` is specified | 8 | let lit: Select<{closure@src/lib.rs:8:22: 8:25}, I> = select(|x| match x { | ++++++++++++++++++++++++++++++++++++++++++++ Some errors have detailed explanations: E0282, E0308. For more information about an error, try `rustc --explain E0282`. ``` |
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rust-analyzer is a modular compiler frontend for the Rust language. It is a part of a larger rls-2.0 effort to create excellent IDE support for Rust.
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