mirror of https://github.com/rust-lang/rust
34 lines
777 B
Rust
34 lines
777 B
Rust
//@ aux-build:uninhabited.rs
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#![feature(never_type)]
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extern crate uninhabited;
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use uninhabited::*;
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struct A;
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// This test checks that an empty match on a non-exhaustive uninhabited type from an extern crate
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// will not compile.
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fn cannot_empty_match_on_empty_enum_to_anything(x: UninhabitedEnum) -> A {
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match x {} //~ ERROR non-exhaustive patterns
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}
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fn empty_match_on_empty_struct(x: UninhabitedStruct) -> A {
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match x {}
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}
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fn cannot_empty_match_on_privately_empty_struct(x: PrivatelyUninhabitedStruct) -> A {
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match x {} //~ ERROR non-exhaustive patterns
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}
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fn empty_match_on_empty_tuple_struct(x: UninhabitedTupleStruct) -> A {
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match x {}
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}
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fn empty_match_on_enum_with_empty_variants_struct(x: UninhabitedVariants) -> A {
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match x {}
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}
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fn main() {}
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