08-27-周三_17-09-29

node_modules/promise/lib/core.js

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+'use strict';
+
+var asap = require('asap')
+
+module.exports = Promise;
+function Promise(fn) {
+  if (typeof this !== 'object') throw new TypeError('Promises must be constructed via new')
+  if (typeof fn !== 'function') throw new TypeError('not a function')
+  var state = null
+  var value = null
+  var deferreds = []
+  var self = this
+
+  this.then = function(onFulfilled, onRejected) {
+    return new self.constructor(function(resolve, reject) {
+      handle(new Handler(onFulfilled, onRejected, resolve, reject))
+    })
+  }
+
+  function handle(deferred) {
+    if (state === null) {
+      deferreds.push(deferred)
+      return
+    }
+    asap(function() {
+      var cb = state ? deferred.onFulfilled : deferred.onRejected
+      if (cb === null) {
+        (state ? deferred.resolve : deferred.reject)(value)
+        return
+      }
+      var ret
+      try {
+        ret = cb(value)
+      }
+      catch (e) {
+        deferred.reject(e)
+        return
+      }
+      deferred.resolve(ret)
+    })
+  }
+
+  function resolve(newValue) {
+    try { //Promise Resolution Procedure: https://github.com/promises-aplus/promises-spec#the-promise-resolution-procedure
+      if (newValue === self) throw new TypeError('A promise cannot be resolved with itself.')
+      if (newValue && (typeof newValue === 'object' || typeof newValue === 'function')) {
+        var then = newValue.then
+        if (typeof then === 'function') {
+          doResolve(then.bind(newValue), resolve, reject)
+          return
+        }
+      }
+      state = true
+      value = newValue
+      finale()
+    } catch (e) { reject(e) }
+  }
+
+  function reject(newValue) {
+    state = false
+    value = newValue
+    finale()
+  }
+
+  function finale() {
+    for (var i = 0, len = deferreds.length; i < len; i++)
+      handle(deferreds[i])
+    deferreds = null
+  }
+
+  doResolve(fn, resolve, reject)
+}
+
+
+function Handler(onFulfilled, onRejected, resolve, reject){
+  this.onFulfilled = typeof onFulfilled === 'function' ? onFulfilled : null
+  this.onRejected = typeof onRejected === 'function' ? onRejected : null
+  this.resolve = resolve
+  this.reject = reject
+}
+
+/**
+ * Take a potentially misbehaving resolver function and make sure
+ * onFulfilled and onRejected are only called once.
+ *
+ * Makes no guarantees about asynchrony.
+ */
+function doResolve(fn, onFulfilled, onRejected) {
+  var done = false;
+  try {
+    fn(function (value) {
+      if (done) return
+      done = true
+      onFulfilled(value)
+    }, function (reason) {
+      if (done) return
+      done = true
+      onRejected(reason)
+    })
+  } catch (ex) {
+    if (done) return
+    done = true
+    onRejected(ex)
+  }
+}

node_modules/promise/lib/done.js

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+'use strict';
+
+var Promise = require('./core.js')
+var asap = require('asap')
+
+module.exports = Promise
+Promise.prototype.done = function (onFulfilled, onRejected) {
+  var self = arguments.length ? this.then.apply(this, arguments) : this
+  self.then(null, function (err) {
+    asap(function () {
+      throw err
+    })
+  })
+}

node_modules/promise/lib/es6-extensions.js

@@ -0,0 +1,108 @@
+'use strict';
+
+//This file contains the ES6 extensions to the core Promises/A+ API
+
+var Promise = require('./core.js')
+var asap = require('asap')
+
+module.exports = Promise
+
+/* Static Functions */
+
+function ValuePromise(value) {
+  this.then = function (onFulfilled) {
+    if (typeof onFulfilled !== 'function') return this
+    return new Promise(function (resolve, reject) {
+      asap(function () {
+        try {
+          resolve(onFulfilled(value))
+        } catch (ex) {
+          reject(ex);
+        }
+      })
+    })
+  }
+}
+ValuePromise.prototype = Promise.prototype
+
+var TRUE = new ValuePromise(true)
+var FALSE = new ValuePromise(false)
+var NULL = new ValuePromise(null)
+var UNDEFINED = new ValuePromise(undefined)
+var ZERO = new ValuePromise(0)
+var EMPTYSTRING = new ValuePromise('')
+
+Promise.resolve = function (value) {
+  if (value instanceof Promise) return value
+
+  if (value === null) return NULL
+  if (value === undefined) return UNDEFINED
+  if (value === true) return TRUE
+  if (value === false) return FALSE
+  if (value === 0) return ZERO
+  if (value === '') return EMPTYSTRING
+
+  if (typeof value === 'object' || typeof value === 'function') {
+    try {
+      var then = value.then
+      if (typeof then === 'function') {
+        return new Promise(then.bind(value))
+      }
+    } catch (ex) {
+      return new Promise(function (resolve, reject) {
+        reject(ex)
+      })
+    }
+  }
+
+  return new ValuePromise(value)
+}
+
+Promise.all = function (arr) {
+  var args = Array.prototype.slice.call(arr)
+
+  return new Promise(function (resolve, reject) {
+    if (args.length === 0) return resolve([])
+    var remaining = args.length
+    function res(i, val) {
+      try {
+        if (val && (typeof val === 'object' || typeof val === 'function')) {
+          var then = val.then
+          if (typeof then === 'function') {
+            then.call(val, function (val) { res(i, val) }, reject)
+            return
+          }
+        }
+        args[i] = val
+        if (--remaining === 0) {
+          resolve(args);
+        }
+      } catch (ex) {
+        reject(ex)
+      }
+    }
+    for (var i = 0; i < args.length; i++) {
+      res(i, args[i])
+    }
+  })
+}
+
+Promise.reject = function (value) {
+  return new Promise(function (resolve, reject) { 
+    reject(value);
+  });
+}
+
+Promise.race = function (values) {
+  return new Promise(function (resolve, reject) { 
+    values.forEach(function(value){
+      Promise.resolve(value).then(resolve, reject);
+    })
+  });
+}
+
+/* Prototype Methods */
+
+Promise.prototype['catch'] = function (onRejected) {
+  return this.then(null, onRejected);
+}

node_modules/promise/lib/node-extensions.js

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+'use strict';
+
+//This file contains then/promise specific extensions that are only useful for node.js interop
+
+var Promise = require('./core.js')
+var asap = require('asap')
+
+module.exports = Promise
+
+/* Static Functions */
+
+Promise.denodeify = function (fn, argumentCount) {
+  argumentCount = argumentCount || Infinity
+  return function () {
+    var self = this
+    var args = Array.prototype.slice.call(arguments)
+    return new Promise(function (resolve, reject) {
+      while (args.length && args.length > argumentCount) {
+        args.pop()
+      }
+      args.push(function (err, res) {
+        if (err) reject(err)
+        else resolve(res)
+      })
+      var res = fn.apply(self, args)
+      if (res && (typeof res === 'object' || typeof res === 'function') && typeof res.then === 'function') {
+        resolve(res)
+      }
+    })
+  }
+}
+Promise.nodeify = function (fn) {
+  return function () {
+    var args = Array.prototype.slice.call(arguments)
+    var callback = typeof args[args.length - 1] === 'function' ? args.pop() : null
+    var ctx = this
+    try {
+      return fn.apply(this, arguments).nodeify(callback, ctx)
+    } catch (ex) {
+      if (callback === null || typeof callback == 'undefined') {
+        return new Promise(function (resolve, reject) { reject(ex) })
+      } else {
+        asap(function () {
+          callback.call(ctx, ex)
+        })
+      }
+    }
+  }
+}
+
+Promise.prototype.nodeify = function (callback, ctx) {
+  if (typeof callback != 'function') return this
+
+  this.then(function (value) {
+    asap(function () {
+      callback.call(ctx, null, value)
+    })
+  }, function (err) {
+    asap(function () {
+      callback.call(ctx, err)
+    })
+  })
+}