33 lines
		
	
	
		
			836 B
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			836 B
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
| 'use strict'
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| var util = require('util')
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| var TrackerBase = require('./tracker-base.js')
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| 
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| var Tracker = module.exports = function (name, todo) {
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|   TrackerBase.call(this, name)
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|   this.workDone = 0
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|   this.workTodo = todo || 0
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| }
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| util.inherits(Tracker, TrackerBase)
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| 
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| Tracker.prototype.completed = function () {
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|   return this.workTodo === 0 ? 0 : this.workDone / this.workTodo
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| }
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| 
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| Tracker.prototype.addWork = function (work) {
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|   this.workTodo += work
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|   this.emit('change', this.name, this.completed(), this)
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| }
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| 
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| Tracker.prototype.completeWork = function (work) {
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|   this.workDone += work
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|   if (this.workDone > this.workTodo) {
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|     this.workDone = this.workTodo
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|   }
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|   this.emit('change', this.name, this.completed(), this)
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| }
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| 
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| Tracker.prototype.finish = function () {
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|   this.workTodo = this.workDone = 1
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|   this.emit('change', this.name, 1, this)
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| }
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