mlua/tests/compile/async_nonstatic_userdata.stderr
2020-12-29 23:20:06 +00:00

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error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
--> $DIR/async_nonstatic_userdata.rs:11:72
|
11 | methods.add_async_method("print", |_, data, ()| async move {
| ________________________________________________________________________^
12 | | println!("{}", data.0);
13 | | Ok(())
14 | | });
| |_____________^
|
note: first, the lifetime cannot outlive the lifetime `'a` as defined on the impl at 9:10...
--> $DIR/async_nonstatic_userdata.rs:9:10
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9 | impl<'a> UserData for MyUserData<'a> {
| ^^
note: ...so that the types are compatible
--> $DIR/async_nonstatic_userdata.rs:11:72
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11 | methods.add_async_method("print", |_, data, ()| async move {
| ________________________________________________________________________^
12 | | println!("{}", data.0);
13 | | Ok(())
14 | | });
| |_____________^
= note: expected `(MyUserData<'_>,)`
found `(MyUserData<'a>,)`
note: but, the lifetime must be valid for the lifetime `'lua` as defined on the method body at 10:24...
--> $DIR/async_nonstatic_userdata.rs:10:24
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10 | fn add_methods<'lua, M: UserDataMethods<'lua, Self>>(methods: &mut M) {
| ^^^^
note: ...so that the type `impl Future` will meet its required lifetime bounds
--> $DIR/async_nonstatic_userdata.rs:11:21
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11 | methods.add_async_method("print", |_, data, ()| async move {
| ^^^^^^^^^^^^^^^^