// for testing parsing

import scala.util.{Try, Success, Failure}

import $file.cw033_add

import cw033_add._

// programs to test (and number of toplevel definitions)

val uprogs = List("collatz.while", 

                  "collatz2.while", 

		  "factors.while",  

		  "fib.while",      

                  "loops.while",    

                  "primes.while") 

for (file <- uprogs) {

  print(s"  Testing parsing with ${file.padTo(16, ' ')} ")

  val str = os.read(os.pwd / file)

  Try(test_string(str)) match {

    case Success(v) => println(s"--> Success. Generated AST ${v.toString.take(30)}...")

    case Failure(e) => println(s"--> FAIL. Exception raised.") ; throw(e)

  }

}