22 lines
363 B
Rust
22 lines
363 B
Rust
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//@ edition: 2021
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#![deny(let_underscore_drop)]
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fn main() {
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let _ = foo(); //~ ERROR non-binding let on a type that implements `Drop`
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}
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async fn from_config(_: Config) {}
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async fn foo() {
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from_config(Config {
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nickname: None,
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..Default::default()
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})
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.await;
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}
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#[derive(Default)]
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struct Config {
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nickname: Option<Box<u8>>,
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}
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