src/Pure/General/output.scala
author Andreas Lochbihler
Wed, 11 Feb 2015 18:39:56 +0100
changeset 59527 edaabc1ab1ed
parent 57453 77d13a98f1c8
child 59671 9715eb8e9408
permissions -rw-r--r--
rel_pmf preserves orders

/*  Title:      Pure/General/output.scala
    Module:     PIDE
    Author:     Makarius

Isabelle channels for diagnostic output.
*/

package isabelle


object Output
{
  def warning_text(msg: String): String = cat_lines(split_lines(msg).map("### " + _))
  def error_text(msg: String): String = cat_lines(split_lines(msg).map("*** " + _))

  def writeln(msg: String) { Console.err.println(msg) }
  def warning(msg: String) { Console.err.println(warning_text(msg)) }
  def error_message(msg: String) { Console.err.println(error_text(msg)) }
}