src/test/ui/destructuring-assignment/tuple_destructure_fail.rs

   1 #![feature(destructuring_assignment)]
   2
   3 const C: i32 = 1;
   4
   5 fn main() {
   6     let (mut a, mut b);
   7     (a, .., b, ..) = (0, 1); //~ ERROR `..` can only be used once per tuple pattern
   8     (a, a, b) = (1, 2); //~ ERROR mismatched types
   9     (C, ..) = (0,1); //~ ERROR invalid left-hand side of assignment
  10     (_,) = (1, 2); //~ ERROR mismatched types
  11 }