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