Code coverage report for lib/proxy-reader.js

# all files / lib/ proxy-reader.js

87.23% Statements 41/47
42.86% Branches 6/14
66.67% Functions 6/9
87.23% Lines 41/47

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     // A reader for when we don't yet know what kind of thing
    // the thing is.

    module.exports = ProxyReader

    var Reader = require('./reader.js')
    var getType = require('./get-type.js')
    var inherits = require('inherits')
    var fs = require('graceful-fs')

    inherits(ProxyReader, Reader)

    function ProxyReader (props) {
      var self = this
      Iif (!(self instanceof ProxyReader)) {
        throw new Error('ProxyReader must be called as constructor.')
      }

      self.props = props
      self._buffer = []
      self.ready = false

      Reader.call(self, props)
    }

    ProxyReader.prototype._stat = function () {
      var self = this
      var props = self.props
      // stat the thing to see what the proxy should be.
      var stat = props.follow ? 'stat' : 'lstat'

      fs[stat](props.path, function (er, current) {
        var type
        Iif (er || !current) {
          type = 'File'
        } else {
          type = getType(current)
        }

        props[type] = true
        props.type = self.type = type

        self._old = current
        self._addProxy(Reader(props, current))
      })
    }

    ProxyReader.prototype._addProxy = function (proxy) {
      var self = this
      Iif (self._proxyTarget) {
        return self.error('proxy already set')
      }

      self._proxyTarget = proxy
      proxy._proxy = self

      ;[
        'error',
        'data',
        'end',
        'close',
        'linkpath',
        'entry',
        'entryEnd',
        'child',
        'childEnd',
        'warn',
        'stat'
      ].forEach(function (ev) {
        // console.error('~~ proxy event', ev, self.path)
        proxy.on(ev, self.emit.bind(self, ev))
      })

      self.emit('proxy', proxy)

      proxy.on('ready', function () {
        // console.error("~~ proxy is ready!", self.path)
        self.ready = true
        self.emit('ready')
      })

      var calls = self._buffer
      self._buffer.length = 0
      calls.forEach(function (c) {
        proxy[c[0]].apply(proxy, c[1])
      })
    }

    ProxyReader.prototype.pause = function () {
      return this._proxyTarget ? this._proxyTarget.pause() : false
    }

    ProxyReader.prototype.resume = function () {
      return this._proxyTarget ? this._proxyTarget.resume() : false
    }