rust/tests/ui/repeat_vec_with_capacity_nostd.stderr
2025-01-28 19:33:54 +01:00

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error: repeating `Vec::with_capacity` using `iter::repeat`, which does not retain capacity
--> tests/ui/repeat_vec_with_capacity_nostd.rs:9:27
|
LL | let _: Vec<Vec<u8>> = iter::repeat(Vec::with_capacity(42)).take(123).collect();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: none of the yielded `Vec`s will have the requested capacity
= note: `-D clippy::repeat-vec-with-capacity` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::repeat_vec_with_capacity)]`
help: if you intended to create an iterator that yields `Vec`s with an initial capacity, try
|
LL | let _: Vec<Vec<u8>> = core::iter::repeat_with(|| Vec::with_capacity(42)).take(123).collect();
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error: aborting due to 1 previous error