whole_func_string: function Invocation(job, fireDate, recurrenceRule, endDate) {
    this.job = job;
    this.fireDate = fireDate;
    this.endDate = endDate;
    this.recurrenceRule = recurrenceRule || DoesntRecur;
  
    this.timerID = null;
  }
func_code_string: function Invocation(job, fireDate, recurrenceRule, endDate) {
    this.job = job;
    this.fireDate = fireDate;
    this.endDate = endDate;
    this.recurrenceRule = recurrenceRule || DoesntRecur;
  
    this.timerID = null;
  }
func_documentation_string: /* Invocation object