eval(readFile('Compiled_JavaScript_Compiler'))

ometa MyJSParser <: JSParser {
  postfix     = primExpr:p spacesNoNl ("++"|"--"):op spacesNoNl number:n -> [`mypostop, op, n, p]
              | super(`postfix)
}

tree = MyJSParser.matchAll("x--3", `topLevel)

ometa MyJSTranslator <: JSTranslator {
  mypostop   :op [`number :n] :x = ?(n==1) trans(x):x -> (x + op)
                                 | ?(n>1)  mypostop(op, ["number", n - 1], x):m -> ('('+m+')'+op)
}

MyJSTranslator.match(tree, "trans")