36 lines
673 B
Rust
36 lines
673 B
Rust
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// run-pass
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#![feature(let_else)]
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fn main() {
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#[allow(dead_code)]
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enum MyEnum {
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A(String),
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B { f: String },
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C,
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}
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// ref binding to non-copy value and or-pattern
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let (MyEnum::A(ref x) | MyEnum::B { f: ref x }) = (MyEnum::B { f: String::new() }) else {
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panic!();
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};
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assert_eq!(x, "");
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// nested let-else
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let mut x = 1;
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loop {
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let 4 = x else {
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let 3 = x else {
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x += 1;
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continue;
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};
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break;
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};
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panic!();
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}
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assert_eq!(x, 3);
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// else return
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let Some(1) = Some(2) else { return };
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panic!();
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}
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