jasmine/src/core/ExceptionFormatter.js

getJasmineRequireObj().ExceptionFormatter = function() {
  function ExceptionFormatter() {
    this.message = function(error) {
      var message = error.name +
        ': ' +
        error.message;

      if (error.fileName || error.sourceURL) {
        message += " in " + (error.fileName || error.sourceURL);
      }

      if (error.line || error.lineNumber) {
        message += " (line " + (error.line || error.lineNumber) + ")";
      }

      return message;
    };

    this.stack = function(error) {
      return error ? error.stack : null;
    };
  }

  return ExceptionFormatter;
};