error: incorrect close delimiter: `)`
  --> $DIR/macro-mismatched-delim-brace-paren.rs:16:5
   |
LL |     foo! {
   |          - un-closed delimiter
LL |         bar, "baz", 1, 2.0
LL |     ) //~ ERROR incorrect close delimiter
   |     ^ incorrect close delimiter

error: aborting due to previous error