AK-21/Graphite-Industrial-Intelligence

1var readline = require('readline')2var Promise = require('any-promise')3var objectAssign = require('object-assign')4var Interface = readline.Interface5 6function wrapCompleter (completer) {7  if (completer.length === 2) return completer8 9  return function (line, cb) {10    var result = completer(line)11 12    if (typeof result.then !== 'function') {13      return cb(null, result)14    }15 16    result.catch(cb).then(function (result) {17      process.nextTick(function () { cb(null, result) })18    })19  }20}21 22function InterfaceAsPromised (input, output, completer, terminal) {23  if (arguments.length === 1) {24    var options = input25 26    if (typeof options.completer === 'function') {27      options = objectAssign({}, options, {28        completer: wrapCompleter(options.completer)29      })30    }31 32    Interface.call(this, options)33  } else {34    if (typeof completer === 'function') {35      completer = wrapCompleter(completer)36    }37 38    Interface.call(this, input, output, completer, terminal)39  }40}41 42InterfaceAsPromised.prototype = Object.create(Interface.prototype)43 44InterfaceAsPromised.prototype.question = function (question, callback) {45  if (typeof callback === 'function') {46    return Interface.prototype.question.call(this, question, callback)47  }48 49  var self = this50  return new Promise(function (resolve) {51    Interface.prototype.question.call(self, question, resolve)52  })53}54 55objectAssign(exports, readline, {56  Interface: InterfaceAsPromised,57  createInterface: function (input, output, completer, terminal) {58    if (arguments.length === 1) {59      return new InterfaceAsPromised(input)60    }61 62    return new InterfaceAsPromised(input, output, completer, terminal)63  }64})65