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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/did_you_mean/issue-42764.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/did_you_mean/issue-42764.rs')
-rw-r--r-- | src/test/ui/did_you_mean/issue-42764.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/did_you_mean/issue-42764.rs b/src/test/ui/did_you_mean/issue-42764.rs new file mode 100644 index 000000000..eb96c2480 --- /dev/null +++ b/src/test/ui/did_you_mean/issue-42764.rs @@ -0,0 +1,30 @@ +enum DoubleOption<T> { + FirstSome(T), + AlternativeSome(T), + Nothing, +} + +fn this_function_expects_a_double_option<T>(d: DoubleOption<T>) {} + +fn main() { + let n: usize = 42; + this_function_expects_a_double_option(n); + //~^ ERROR mismatched types + //~| HELP try wrapping the expression in a variant of `DoubleOption` +} + + +// But don't issue the "try using a variant" help if the one-"variant" ADT is +// actually a one-field struct. + +struct Payload; + +struct Wrapper { payload: Payload } + +struct Context { wrapper: Wrapper } + +fn overton() { + let _c = Context { wrapper: Payload{} }; + //~^ ERROR mismatched types + //~| try wrapping the expression in `Wrapper` +} |