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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/traits/auxiliary/issue_89119_intercrate_caching.rs | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/test/ui/traits/auxiliary/issue_89119_intercrate_caching.rs b/src/test/ui/traits/auxiliary/issue_89119_intercrate_caching.rs new file mode 100644 index 000000000..769e89731 --- /dev/null +++ b/src/test/ui/traits/auxiliary/issue_89119_intercrate_caching.rs @@ -0,0 +1,60 @@ +// This is the auxiliary crate for the regression test for issue #89119, minimized +// from `zvariant-2.8.0`. + +use std::convert::TryFrom; +use std::borrow::Cow; + +pub struct Str<'a>(Cow<'a, str>); +impl<'a> Str<'a> { + pub fn to_owned(&self) -> Str<'static> { + todo!() + } +} + +pub enum Value<'a> { + Str(Str<'a>), + Value(Box<Value<'a>>), +} +impl<'a> Value<'a> { + pub fn to_owned(&self) -> Value<'static> { + match self { + Value::Str(v) => Value::Str(v.to_owned()), + Value::Value(v) => { + let o = OwnedValue::from(&**v); + Value::Value(Box::new(o.into_inner())) + } + } + } +} + +struct OwnedValue(Value<'static>); +impl OwnedValue { + pub(crate) fn into_inner(self) -> Value<'static> { + todo!() + } +} +impl<'a, T> TryFrom<OwnedValue> for Vec<T> +where + T: TryFrom<Value<'a>, Error = ()>, +{ + type Error = (); + fn try_from(_: OwnedValue) -> Result<Self, Self::Error> { + todo!() + } +} +impl TryFrom<OwnedValue> for Vec<OwnedValue> { + type Error = (); + fn try_from(_: OwnedValue) -> Result<Self, Self::Error> { + todo!() + } +} +impl<'a> From<Value<'a>> for OwnedValue { + fn from(_: Value<'a>) -> Self { + todo!() + } +} +impl<'a> From<&Value<'a>> for OwnedValue { + fn from(_: &Value<'a>) -> Self { + todo!() + } +} |