mirror of https://github.com/rust-lang/rust
35 lines
794 B
Rust
35 lines
794 B
Rust
// Can't use empty braced struct as constant pattern
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//@ aux-build:empty-struct.rs
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extern crate empty_struct;
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use empty_struct::*;
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struct Empty1 {}
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enum E {
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Empty3 {}
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}
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fn main() {
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let e1 = Empty1 {};
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let e3 = E::Empty3 {};
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let xe1 = XEmpty1 {};
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let xe3 = XE::XEmpty3 {};
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match e1 {
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Empty1 => () // Not an error, `Empty1` is interpreted as a new binding
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}
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match e3 {
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E::Empty3 => ()
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//~^ ERROR expected unit struct, unit variant or constant, found struct variant `E::Empty3`
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}
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match xe1 {
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XEmpty1 => () // Not an error, `XEmpty1` is interpreted as a new binding
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}
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match xe3 {
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XE::XEmpty3 => ()
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//~^ ERROR expected unit struct, unit variant or constant, found struct variant `XE::XEmpty3`
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}
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}
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