summaryrefslogtreecommitdiffstats
path: root/tests/ui/borrowck/issue-109271-pass-self-into-closure.fixed
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/borrowck/issue-109271-pass-self-into-closure.fixed')
-rw-r--r--tests/ui/borrowck/issue-109271-pass-self-into-closure.fixed39
1 files changed, 39 insertions, 0 deletions
diff --git a/tests/ui/borrowck/issue-109271-pass-self-into-closure.fixed b/tests/ui/borrowck/issue-109271-pass-self-into-closure.fixed
new file mode 100644
index 000000000..4a8831dab
--- /dev/null
+++ b/tests/ui/borrowck/issue-109271-pass-self-into-closure.fixed
@@ -0,0 +1,39 @@
+// run-rustfix
+#![allow(unused)]
+struct S;
+
+impl S {
+ fn call(&mut self, f: impl FnOnce((), &mut Self)) {
+ // change state or something ...
+ f((), self);
+ // change state or something ...
+ }
+
+ fn get(&self) {}
+ fn set(&mut self) {}
+}
+
+fn main() {
+ let mut v = S;
+
+ v.call(|(), this: &mut S| this.get());
+ //~^ error: cannot borrow `v` as mutable because it is also borrowed as immutable
+ v.call(|(), this: &mut S| this.set());
+ //~^ error: cannot borrow `v` as mutable more than once at a time
+ //~| error: cannot borrow `v` as mutable more than once at a time
+
+ v.call(|(), this: &mut S| {
+ //~^ error: cannot borrow `v` as mutable more than once at a time
+ //~| error: cannot borrow `v` as mutable more than once at a time
+
+ _ = this;
+ this.set();
+ this.get();
+ S::get(&this);
+
+ use std::ops::Add;
+ let v = 0u32;
+ _ = v + v;
+ _ = v.add(3);
+ });
+}