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27 lines
682 B
Rust
27 lines
682 B
Rust
#![feature(plugin)]
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#![plugin(clippy)]
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#![deny(unneeded_field_pattern)]
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#[allow(dead_code, unused)]
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struct Foo {
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a: i32,
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b: i32,
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c: i32,
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}
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fn main() {
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let f = Foo { a: 0, b: 0, c: 0 };
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match f {
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Foo { a: _, b: 0, .. } => {} //~ERROR You matched a field with a wildcard pattern
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//~^ HELP Try with `Foo { b: 0, .. }`
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Foo { a: _, b: _, c: _ } => {} //~ERROR All the struct fields are matched to a
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//~^ HELP Try with `Foo { .. }`
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}
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match f {
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Foo { b: 0, .. } => {} // should be OK
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Foo { .. } => {} // and the Force might be with this one
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}
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}
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