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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/moves/borrow-closures-instead-of-move.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/moves/borrow-closures-instead-of-move.rs')
-rw-r--r-- | src/test/ui/moves/borrow-closures-instead-of-move.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/test/ui/moves/borrow-closures-instead-of-move.rs b/src/test/ui/moves/borrow-closures-instead-of-move.rs new file mode 100644 index 000000000..51771ced7 --- /dev/null +++ b/src/test/ui/moves/borrow-closures-instead-of-move.rs @@ -0,0 +1,36 @@ +fn takes_fn(f: impl Fn()) { + loop { + takes_fnonce(f); + //~^ ERROR use of moved value + //~| HELP consider borrowing + } +} + +fn takes_fn_mut(m: impl FnMut()) { + if maybe() { + takes_fnonce(m); + //~^ HELP consider mutably borrowing + } + takes_fnonce(m); + //~^ ERROR use of moved value +} + +fn has_closure() { + let mut x = 0; + let mut closure = || { + x += 1; + }; + takes_fnonce(closure); + //~^ HELP consider mutably borrowing + closure(); + //~^ ERROR borrow of moved value +} + +fn maybe() -> bool { + false +} + +// Could also be Fn[Mut], here it doesn't matter +fn takes_fnonce(_: impl FnOnce()) {} + +fn main() {} |