rust/tests/ui/nll/issue-51191.rs

35 lines
1.0 KiB
Rust

struct Struct;
impl Struct {
fn bar(self: &mut Self) {
//~^ WARN function cannot return without recursing
//~^^ HELP a `loop` may express intention better if this is on purpose
(&mut self).bar();
//~^ ERROR cannot borrow `self` as mutable, as it is not declared as mutable [E0596]
//~^^ HELP try removing `&mut` here
}
fn imm(self) { //~ HELP consider changing this to be mutable
(&mut self).bar();
//~^ ERROR cannot borrow `self` as mutable, as it is not declared as mutable [E0596]
}
fn mtbl(mut self) {
(&mut self).bar();
}
fn immref(&self) {
(&mut self).bar();
//~^ ERROR cannot borrow `self` as mutable, as it is not declared as mutable [E0596]
//~^^ ERROR cannot borrow data in a `&` reference as mutable [E0596]
}
fn mtblref(&mut self) {
(&mut self).bar();
//~^ ERROR cannot borrow `self` as mutable, as it is not declared as mutable [E0596]
//~^^ HELP try removing `&mut` here
}
}
fn main() {}