##-
# Author: Brian Tiffin
# Dedicated to the public domain
#
# Date: September, 2016
# Modified: 2016-10-03/22:38-0400
##+
#
# Bal.icn, demonstrate the SNOBOL style balanced parentheses pattern
#
procedure main()
    pat := Len(2) || Bal() -> b || Rem() -> r
    write(image(pat))

    tests := ["a=(b*c)+d", "a=b*c+d", "a=()+d"]
    every subject := !tests do {
        write("Matching     : ", subject)
        subject ?? pat
        write("balanced part: ", b)
        write("remainder    : ", r)
    }
end