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Add test for optional error set return types

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Closes #5820
This commit is contained in:
Ryan Liptak 2023-02-02 00:54:07 -08:00 committed by Veikka Tuominen
parent 03cdb4fb58
commit 9db084f43d
1 changed files with 15 additions and 0 deletions
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15
test/behavior/error.zig
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@ -896,3 +896,18 @@ test "optional error union return type" {
};
try expect(1234 == try S.foo().?);
}
test "optional error set return type" {
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
const E = error{ A, B };
const S = struct {
fn foo(return_null: bool) ?E {
return if (return_null) null else E.A;
}
};
try expect(null == S.foo(true));
try expect(E.A == S.foo(false).?);
}