46 lines
1.4 KiB
Rust
46 lines
1.4 KiB
Rust
// Test that the `non_exhaustive_omitted_patterns` lint is triggered correctly with variants
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// marked stable and unstable.
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#![feature(non_exhaustive_omitted_patterns_lint)]
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// aux-build:unstable.rs
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extern crate unstable;
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use unstable::{UnstableEnum, OnlyUnstableEnum, UnstableStruct, OnlyUnstableStruct};
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fn main() {
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// OK: this matches all the stable variants
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match UnstableEnum::Stable {
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UnstableEnum::Stable => {}
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UnstableEnum::Stable2 => {}
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#[deny(non_exhaustive_omitted_patterns)]
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_ => {}
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}
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match UnstableEnum::Stable {
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UnstableEnum::Stable => {}
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#[deny(non_exhaustive_omitted_patterns)]
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_ => {}
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}
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//~^^ some variants are not matched explicitly
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// Ok: although this is a bit odd, we don't have anything to report
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// since there is no stable variants and the feature is off
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#[deny(non_exhaustive_omitted_patterns)]
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match OnlyUnstableEnum::new() {
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_ => {}
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}
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// Ok: Same as the above enum (no fields can be matched on)
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#[warn(non_exhaustive_omitted_patterns)]
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let OnlyUnstableStruct { .. } = OnlyUnstableStruct::new();
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#[warn(non_exhaustive_omitted_patterns)]
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let UnstableStruct { stable, .. } = UnstableStruct::default();
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//~^ some fields are not explicitly listed
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// OK: stable field is matched
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#[warn(non_exhaustive_omitted_patterns)]
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let UnstableStruct { stable, stable2, .. } = UnstableStruct::default();
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}
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