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internal: add deref_mut to minicore

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This commit is contained in:
Aleksey Kladov 2021-06-16 10:30:29 +03:00
parent 2980fd430d
commit d2c9f3add1
3 changed files with 49 additions and 35 deletions
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22
crates/ide_completion/src/render.rs
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@ -1191,21 +1191,11 @@ fn main() {
fn suggest_deref_mut() {
check_relevance(
r#"
#[lang = "deref"]
trait Deref {
type Target;
fn deref(&self) -> &Self::Target;
}
#[lang = "deref_mut"]
pub trait DerefMut: Deref {
fn deref_mut(&mut self) -> &mut Self::Target;
}
//- minicore: deref_mut
struct S;
struct T(S);
impl Deref for T {
impl core::ops::Deref for T {
type Target = S;
fn deref(&self) -> &Self::Target {
@ -1213,7 +1203,7 @@ impl Deref for T {
}
}
impl DerefMut for T {
impl core::ops::DerefMut for T {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
@ -1232,12 +1222,12 @@ fn main() {
lc m [local]
lc t [local]
lc &mut t [type+local]
tt DerefMut []
tt Deref []
fn foo(…) []
st T []
st S []
fn main() []
fn foo(…) []
md core []
tt Sized []
"#]],
)
}