3 : $(case a in a) echo ;;# comment
6 : $(case a in a) echo ;; # comment
9 : $(: \;# not a comment )
11 : $(: \ # not a comment)
13 echo $(case a in a) echo \#esac ;;
16 : $(case a in a) : ;#esac ;;
19 : $(case a in a) : ;#esac comment )
28 echo $(case a in (a) echo ok 1;; # comment
31 echo $(case a in (a) echo ok 2;; # comment
35 echo $(case a in (a) echo ok 3 # comment
39 echo $(case a in a) echo ok 4;; # comment
42 echo $(case a in a) echo ok 5;; # comment
46 echo $(case a in (a) echo ok 6 # comment