diff options
Diffstat (limited to 'src/test')
5 files changed, 97 insertions, 21 deletions
diff --git a/src/test/ui/array-slice-vec/suggest-array-length.fixed b/src/test/ui/array-slice-vec/suggest-array-length.fixed new file mode 100644 index 00000000000..bae3ab74af6 --- /dev/null +++ b/src/test/ui/array-slice-vec/suggest-array-length.fixed @@ -0,0 +1,14 @@ +// run-rustfix +#![allow(unused_variables, dead_code, non_upper_case_globals)] + +fn main() { + const Foo: [i32; 3] = [1, 2, 3]; + //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment + //~| ERROR using `_` for array lengths is unstable + let foo: [i32; 3] = [1, 2, 3]; + //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment + //~| ERROR using `_` for array lengths is unstable + let bar: [i32; 3] = [0; 3]; + //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment + //~| ERROR using `_` for array lengths is unstable +} diff --git a/src/test/ui/array-slice-vec/suggest-array-length.rs b/src/test/ui/array-slice-vec/suggest-array-length.rs new file mode 100644 index 00000000000..b0867f4e396 --- /dev/null +++ b/src/test/ui/array-slice-vec/suggest-array-length.rs @@ -0,0 +1,14 @@ +// run-rustfix +#![allow(unused_variables, dead_code, non_upper_case_globals)] + +fn main() { + const Foo: [i32; _] = [1, 2, 3]; + //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment + //~| ERROR using `_` for array lengths is unstable + let foo: [i32; _] = [1, 2, 3]; + //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment + //~| ERROR using `_` for array lengths is unstable + let bar: [i32; _] = [0; 3]; + //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment + //~| ERROR using `_` for array lengths is unstable +} diff --git a/src/test/ui/array-slice-vec/suggest-array-length.stderr b/src/test/ui/array-slice-vec/suggest-array-length.stderr new file mode 100644 index 00000000000..9000f716028 --- /dev/null +++ b/src/test/ui/array-slice-vec/suggest-array-length.stderr @@ -0,0 +1,48 @@ +error: in expressions, `_` can only be used on the left-hand side of an assignment + --> $DIR/suggest-array-length.rs:8:20 + | +LL | let foo: [i32; _] = [1, 2, 3]; + | ^ `_` not allowed here + +error: in expressions, `_` can only be used on the left-hand side of an assignment + --> $DIR/suggest-array-length.rs:11:20 + | +LL | let bar: [i32; _] = [0; 3]; + | ^ `_` not allowed here + +error: in expressions, `_` can only be used on the left-hand side of an assignment + --> $DIR/suggest-array-length.rs:5:22 + | +LL | const Foo: [i32; _] = [1, 2, 3]; + | ^ `_` not allowed here + +error[E0658]: using `_` for array lengths is unstable + --> $DIR/suggest-array-length.rs:5:22 + | +LL | const Foo: [i32; _] = [1, 2, 3]; + | ^ help: consider specifying the array length: `3` + | + = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information + = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable + +error[E0658]: using `_` for array lengths is unstable + --> $DIR/suggest-array-length.rs:8:20 + | +LL | let foo: [i32; _] = [1, 2, 3]; + | ^ help: consider specifying the array length: `3` + | + = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information + = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable + +error[E0658]: using `_` for array lengths is unstable + --> $DIR/suggest-array-length.rs:11:20 + | +LL | let bar: [i32; _] = [0; 3]; + | ^ help: consider specifying the array length: `3` + | + = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information + = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable + +error: aborting due to 6 previous errors + +For more information about this error, try `rustc --explain E0658`. diff --git a/src/test/ui/async-await/issues/issue-95307.stderr b/src/test/ui/async-await/issues/issue-95307.stderr index 60fca71eb4b..29aebb719d6 100644 --- a/src/test/ui/async-await/issues/issue-95307.stderr +++ b/src/test/ui/async-await/issues/issue-95307.stderr @@ -9,6 +9,12 @@ LL | async fn new() -> [u8; _]; = note: `async` trait functions are not currently supported = note: consider using the `async-trait` crate: https://crates.io/crates/async-trait +error: in expressions, `_` can only be used on the left-hand side of an assignment + --> $DIR/issue-95307.rs:7:28 + | +LL | async fn new() -> [u8; _]; + | ^ `_` not allowed here + error[E0658]: using `_` for array lengths is unstable --> $DIR/issue-95307.rs:7:28 | @@ -18,12 +24,6 @@ LL | async fn new() -> [u8; _]; = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable -error: in expressions, `_` can only be used on the left-hand side of an assignment - --> $DIR/issue-95307.rs:7:28 - | -LL | async fn new() -> [u8; _]; - | ^ `_` not allowed here - error: aborting due to 3 previous errors Some errors have detailed explanations: E0658, E0706. diff --git a/src/test/ui/feature-gates/feature-gate-generic_arg_infer.normal.stderr b/src/test/ui/feature-gates/feature-gate-generic_arg_infer.normal.stderr index 49eede4794b..56123a983b3 100644 --- a/src/test/ui/feature-gates/feature-gate-generic_arg_infer.normal.stderr +++ b/src/test/ui/feature-gates/feature-gate-generic_arg_infer.normal.stderr @@ -1,33 +1,24 @@ -error[E0658]: using `_` for array lengths is unstable +error: in expressions, `_` can only be used on the left-hand side of an assignment --> $DIR/feature-gate-generic_arg_infer.rs:11:27 | LL | let _x: [u8; 3] = [0; _]; - | ^ - | - = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information - = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable + | ^ `_` not allowed here error: in expressions, `_` can only be used on the left-hand side of an assignment - --> $DIR/feature-gate-generic_arg_infer.rs:11:27 + --> $DIR/feature-gate-generic_arg_infer.rs:14:18 | -LL | let _x: [u8; 3] = [0; _]; - | ^ `_` not allowed here +LL | let _y: [u8; _] = [0; 3]; + | ^ `_` not allowed here error[E0658]: using `_` for array lengths is unstable --> $DIR/feature-gate-generic_arg_infer.rs:14:18 | LL | let _y: [u8; _] = [0; 3]; - | ^ + | ^ help: consider specifying the array length: `3` | = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable -error: in expressions, `_` can only be used on the left-hand side of an assignment - --> $DIR/feature-gate-generic_arg_infer.rs:14:18 - | -LL | let _y: [u8; _] = [0; 3]; - | ^ `_` not allowed here - error[E0747]: type provided when a constant was expected --> $DIR/feature-gate-generic_arg_infer.rs:20:20 | @@ -37,6 +28,15 @@ LL | let _x = foo::<_>([1,2]); = help: const arguments cannot yet be inferred with `_` = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable +error[E0658]: using `_` for array lengths is unstable + --> $DIR/feature-gate-generic_arg_infer.rs:11:27 + | +LL | let _x: [u8; 3] = [0; _]; + | ^ + | + = note: see issue #85077 <https://github.com/rust-lang/rust/issues/85077> for more information + = help: add `#![feature(generic_arg_infer)]` to the crate attributes to enable + error: aborting due to 5 previous errors Some errors have detailed explanations: E0658, E0747. |