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Add a test for tuple_array_conversion

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This commit is contained in:
Igor Aleksanov 2023-08-23 09:54:50 +04:00
parent e35eb91a33
commit f0eaa66263
2 changed files with 7 additions and 2 deletions
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5
tests/ui/tuple_array_conversions.rs
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@ -82,6 +82,11 @@ fn main() {
[a, c];
let [[a, b], [c, d]] = [[1, 2], [3, 4]];
(a, c);
// Array length is not usize (#11144)
fn generic_array_length<const N: usize>() {
let src = [0; N];
let dest: (u8,) = (src[0],);
}
}
#[clippy::msrv = "1.70.0"]

4
tests/ui/tuple_array_conversions.stderr
View file

@ -64,7 +64,7 @@ LL | (src, dest);
= help: use `.into()` instead, or `<(T0, T1, ..., Tn)>::from` if type annotations are needed
error: it looks like you're trying to convert an array to a tuple
--> $DIR/tuple_array_conversions.rs:99:13
--> $DIR/tuple_array_conversions.rs:104:13
|
LL | let x = (x[0], x[1]);
| ^^^^^^^^^^^^
@ -72,7 +72,7 @@ LL | let x = (x[0], x[1]);
= help: use `.into()` instead, or `<(T0, T1, ..., Tn)>::from` if type annotations are needed
error: it looks like you're trying to convert a tuple to an array
--> $DIR/tuple_array_conversions.rs:100:13
--> $DIR/tuple_array_conversions.rs:105:13
|
LL | let x = [x.0, x.1];
| ^^^^^^^^^^