this.client.on('break', onbreak_);

  console.log("Expression to evaluate: ", expression);

  this.client.req({
    command: 'evaluate',
    arguments: {
      frame: 0,
      maxStringLength: 1000,
      expression: expression
    }
  }, function(response) {
    console.error("Evaluation response: ", response);
    self.client.reqContinue(function() {
      // Intentionally blank.
    });
  });
};