32 lines
731 B
Rust
32 lines
731 B
Rust
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fn fn_pointer_static() -> usize {
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static FN: fn() -> usize = || 1;
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FN() + 1
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//~^ ERROR: returning the result of a `let` binding from a block
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//~| NOTE: `-D clippy::let-and-return` implied by `-D warnings`
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}
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fn fn_pointer_const() -> usize {
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const FN: fn() -> usize = || 1;
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FN() + 1
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//~^ ERROR: returning the result of a `let` binding from a block
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}
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fn deref_to_dyn_fn() -> usize {
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struct Derefs;
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impl std::ops::Deref for Derefs {
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type Target = dyn Fn() -> usize;
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fn deref(&self) -> &Self::Target {
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&|| 2
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}
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}
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static FN: Derefs = Derefs;
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FN() + 1
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//~^ ERROR: returning the result of a `let` binding from a block
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}
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fn main() {}
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