coffeescript 继承、私有方法、私有属性、公共方法、公共属性、静态方法、静态属性实现

class Parent

    constructor: ->

_privateAttr = ‘privateAttr‘

    _privateFun = ()->

        console.log "Parent::privateFun log #{_privateAttr}"
publicAttr: ‘publicAttr‘

    publicFun: ()->

        _privateFun()

        console.log "Parent::publicFun log #{@publicAttr} #{_privateAttr}"
@staticAttr: ‘staticAttr‘

    @staticFun: ()->

        console.log "Parent::staticFun log #{@staticAttr}"
class Child extends Parent

    childPublicFun: ()->

        try

            _privateFun()#报错 TypeError:Object #<Parent> has no method ‘_privateFun‘

        catch e

            console.log "_privateFun() is error"

        console.log "Child::childPublicFun"
p = new Parent
c = new Child
Parent.staticFun()

#Parent::staticFun log staticAttr

try

    p.staticFun()#报错 TypeError:Object #<Parent> has no method ‘staticFun‘

catch e

    console.log "p.staticFun() is error"
p.publicFun()

#Parent::privateFun log privateAttr

#Parent::publicFun log publicAttr privateAttr
try

    p._privateFun()#报错 TypeError:Object #<Parent> has no method ‘_privateFun‘

catch e

    console.log "p._privateFun() is error"
Child.staticFun()

#Parent::staticFun log staticAttr
c.publicFun()

#Parent::privateFun log privateAttr

#Parent::publicFun log publicAttr privateAttr
c.childPublicFun()

#_privateFun() is error

#Child::childPublicFun

coffeescript 继承、私有方法、私有属性、公共方法、公共属性、静态方法、静态属性实现