// for testing compilation+
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import scala.util.{Try, Success, Failure}+
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+
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//println("TEST1")+
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+
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val res = {+
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  if (os.exists(os.pwd / "mand.ll")) +
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    os.proc("lli", "mand.ll").call(cwd = os.pwd, check = false)+
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  else throw new Exception("No CLASS file found")+
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}+
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+
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//println("TEST2")+
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+
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/*+
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if (res.exitCode != 0) {+
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  throw new Exception("Unsuccessful call")+
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}+
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*/+
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+
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def pp(s1: String, s2: String) = {+
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  val s1a = s1.split("\n").toList+
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  val s2a = s2.split("\n").toList+
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  for (n <- 0 to (s1a.length - 1)) {+
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    println(s"|${s1a(n)}|")+
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    println(s">${Try(s2a(n)).getOrElse("")}<")+
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  }+
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}+
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+
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//println("TEST3")+
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+
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val out = os.read(os.pwd / "mand.out")+
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+
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//println("TEST4")+
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+
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Try(res.out.text()) match {+
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  case Success(v) if v == out => println(s"   Success. Printed out the correct picture.\n")+
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  case Success(v) => println(s"   Printed out wrong or no picture.\n${pp(v, out)}") ; throw new Exception("Wrong picture")+
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  case Failure(e) => println(s"   Fail. Printed ${res.out.text()} instead\n") ; throw(e)+
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}+
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+
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