t / chainlint / arithmetic-expansion.teston commit diff.c: pass sign_index to emit_line_ws_markup (bc9feb0)
   1(
   2        foo &&
   3# LINT: closing ")" of $((...)) not misinterpreted as subshell-closing ")"
   4        bar=$((42 + 1)) &&
   5        baz
   6) &&
   7(
   8# LINT: missing "&&" on $((...))
   9        bar=$((42 + 1))
  10        baz
  11)