src/test/ui/closures/2229_closure_analysis/diagnostics/simple-struct-min-capture.rs

   1 // edition:2021
   2
   3 // Test that borrow checker error is accurate and that min capture pass of the
   4 // closure analysis is working as expected.
   5
   6 #[derive(Debug)]
   7 struct Point {
   8     x: i32,
   9     y: i32,
  10 }
  11
  12 fn main() {
  13     let mut p = Point { x: 10, y: 20 };
  14
  15     // `p` is captured via mutable borrow.
  16     let mut c = || {
  17         p.x += 10;
  18         println!("{:?}", p);
  19     };
  20
  21
  22     println!("{:?}", p);
  23     //~^ ERROR: cannot borrow `p` as immutable because it is also borrowed as mutable
  24     c();
  25 }