rust/tests/ui/nll/user-annotations/adt-brace-structs.rs
2023-01-11 09:32:08 +00:00

49 lines
979 B
Rust

// Unit test for the "user substitutions" that are annotated on each
// node.
struct SomeStruct<T> { t: T }
fn no_annot() {
let c = 66;
SomeStruct { t: &c };
}
fn annot_underscore() {
let c = 66;
SomeStruct::<_> { t: &c };
}
fn annot_reference_any_lifetime() {
let c = 66;
SomeStruct::<&u32> { t: &c };
}
fn annot_reference_static_lifetime() {
let c = 66;
SomeStruct::<&'static u32> { t: &c }; //~ ERROR
}
fn annot_reference_named_lifetime<'a>(_d: &'a u32) {
let c = 66;
SomeStruct::<&'a u32> { t: &c }; //~ ERROR
}
fn annot_reference_named_lifetime_ok<'a>(c: &'a u32) {
SomeStruct::<&'a u32> { t: c };
}
fn annot_reference_named_lifetime_in_closure<'a>(_: &'a u32) {
let _closure = || {
let c = 66;
SomeStruct::<&'a u32> { t: &c }; //~ ERROR
};
}
fn annot_reference_named_lifetime_in_closure_ok<'a>(c: &'a u32) {
let _closure = || {
SomeStruct::<&'a u32> { t: c };
};
}
fn main() { }