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path: root/src/test/ui/pattern/pattern-tyvar-2.rs
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2023-01-11Move /src/test to /testsAlbert Larsan-6/+0
2020-10-17Improve wording of "cannot multiply" type errorCamelid-1/+1
For example, if you had this code: fn foo(x: i32, y: f32) -> f32 { x * y } You would get this error: error[E0277]: cannot multiply `f32` to `i32` --> src/lib.rs:2:7 | 2 | x * y | ^ no implementation for `i32 * f32` | = help: the trait `Mul<f32>` is not implemented for `i32` However, that's not usually how people describe multiplication. People usually describe multiplication like how the division error words it: error[E0277]: cannot divide `i32` by `f32` --> src/lib.rs:2:7 | 2 | x / y | ^ no implementation for `i32 / f32` | = help: the trait `Div<f32>` is not implemented for `i32` So that's what this change does. It changes this: error[E0277]: cannot multiply `f32` to `i32` --> src/lib.rs:2:7 | 2 | x * y | ^ no implementation for `i32 * f32` | = help: the trait `Mul<f32>` is not implemented for `i32` To this: error[E0277]: cannot multiply `i32` by `f32` --> src/lib.rs:2:7 | 2 | x * y | ^ no implementation for `i32 * f32` | = help: the trait `Mul<f32>` is not implemented for `i32`
2020-09-02pretty: trim paths of unique symbolsDan Aloni-1/+1
If a symbol name can only be imported from one place for a type, and as long as it was not glob-imported anywhere in the current crate, we can trim its printed path and print only the name. This has wide implications on error messages with types, for example, shortening `std::vec::Vec` to just `Vec`, as long as there is no other `Vec` importable anywhere. This adds a new '-Z trim-diagnostic-paths=false' option to control this feature. On the good path, with no diagnosis printed, we should try to avoid issuing this query, so we need to prevent trimmed_def_paths query on several cases. This change also relies on a previous commit that differentiates between `Debug` and `Display` on various rustc types, where the latter is trimmed and presented to the user and the former is not.
2019-12-12Update testsLeSeulArtichaut-1/+1
2018-12-25Remove licensesMark Rousskov-10/+0
2018-12-24make non_camel_case_types an early lintAndy Russell-3/+2
2018-08-14Merged migrated compile-fail tests and ui tests. Fixes #46841.David Wood-0/+17