Version 1
[yaffs-website] / node_modules / bluebird / js / release / promise_array.js
diff --git a/node_modules/bluebird/js/release/promise_array.js b/node_modules/bluebird/js/release/promise_array.js
new file mode 100644 (file)
index 0000000..6400723
--- /dev/null
@@ -0,0 +1,184 @@
+"use strict";
+module.exports = function(Promise, INTERNAL, tryConvertToPromise,
+    apiRejection, Proxyable) {
+var util = require("./util");
+var isArray = util.isArray;
+
+function toResolutionValue(val) {
+    switch(val) {
+    case -2: return [];
+    case -3: return {};
+    }
+}
+
+function PromiseArray(values) {
+    var promise = this._promise = new Promise(INTERNAL);
+    if (values instanceof Promise) {
+        promise._propagateFrom(values, 3);
+    }
+    promise._setOnCancel(this);
+    this._values = values;
+    this._length = 0;
+    this._totalResolved = 0;
+    this._init(undefined, -2);
+}
+util.inherits(PromiseArray, Proxyable);
+
+PromiseArray.prototype.length = function () {
+    return this._length;
+};
+
+PromiseArray.prototype.promise = function () {
+    return this._promise;
+};
+
+PromiseArray.prototype._init = function init(_, resolveValueIfEmpty) {
+    var values = tryConvertToPromise(this._values, this._promise);
+    if (values instanceof Promise) {
+        values = values._target();
+        var bitField = values._bitField;
+        ;
+        this._values = values;
+
+        if (((bitField & 50397184) === 0)) {
+            this._promise._setAsyncGuaranteed();
+            return values._then(
+                init,
+                this._reject,
+                undefined,
+                this,
+                resolveValueIfEmpty
+           );
+        } else if (((bitField & 33554432) !== 0)) {
+            values = values._value();
+        } else if (((bitField & 16777216) !== 0)) {
+            return this._reject(values._reason());
+        } else {
+            return this._cancel();
+        }
+    }
+    values = util.asArray(values);
+    if (values === null) {
+        var err = apiRejection(
+            "expecting an array or an iterable object but got " + util.classString(values)).reason();
+        this._promise._rejectCallback(err, false);
+        return;
+    }
+
+    if (values.length === 0) {
+        if (resolveValueIfEmpty === -5) {
+            this._resolveEmptyArray();
+        }
+        else {
+            this._resolve(toResolutionValue(resolveValueIfEmpty));
+        }
+        return;
+    }
+    this._iterate(values);
+};
+
+PromiseArray.prototype._iterate = function(values) {
+    var len = this.getActualLength(values.length);
+    this._length = len;
+    this._values = this.shouldCopyValues() ? new Array(len) : this._values;
+    var result = this._promise;
+    var isResolved = false;
+    var bitField = null;
+    for (var i = 0; i < len; ++i) {
+        var maybePromise = tryConvertToPromise(values[i], result);
+
+        if (maybePromise instanceof Promise) {
+            maybePromise = maybePromise._target();
+            bitField = maybePromise._bitField;
+        } else {
+            bitField = null;
+        }
+
+        if (isResolved) {
+            if (bitField !== null) {
+                maybePromise.suppressUnhandledRejections();
+            }
+        } else if (bitField !== null) {
+            if (((bitField & 50397184) === 0)) {
+                maybePromise._proxy(this, i);
+                this._values[i] = maybePromise;
+            } else if (((bitField & 33554432) !== 0)) {
+                isResolved = this._promiseFulfilled(maybePromise._value(), i);
+            } else if (((bitField & 16777216) !== 0)) {
+                isResolved = this._promiseRejected(maybePromise._reason(), i);
+            } else {
+                isResolved = this._promiseCancelled(i);
+            }
+        } else {
+            isResolved = this._promiseFulfilled(maybePromise, i);
+        }
+    }
+    if (!isResolved) result._setAsyncGuaranteed();
+};
+
+PromiseArray.prototype._isResolved = function () {
+    return this._values === null;
+};
+
+PromiseArray.prototype._resolve = function (value) {
+    this._values = null;
+    this._promise._fulfill(value);
+};
+
+PromiseArray.prototype._cancel = function() {
+    if (this._isResolved() || !this._promise.isCancellable()) return;
+    this._values = null;
+    this._promise._cancel();
+};
+
+PromiseArray.prototype._reject = function (reason) {
+    this._values = null;
+    this._promise._rejectCallback(reason, false);
+};
+
+PromiseArray.prototype._promiseFulfilled = function (value, index) {
+    this._values[index] = value;
+    var totalResolved = ++this._totalResolved;
+    if (totalResolved >= this._length) {
+        this._resolve(this._values);
+        return true;
+    }
+    return false;
+};
+
+PromiseArray.prototype._promiseCancelled = function() {
+    this._cancel();
+    return true;
+};
+
+PromiseArray.prototype._promiseRejected = function (reason) {
+    this._totalResolved++;
+    this._reject(reason);
+    return true;
+};
+
+PromiseArray.prototype._resultCancelled = function() {
+    if (this._isResolved()) return;
+    var values = this._values;
+    this._cancel();
+    if (values instanceof Promise) {
+        values.cancel();
+    } else {
+        for (var i = 0; i < values.length; ++i) {
+            if (values[i] instanceof Promise) {
+                values[i].cancel();
+            }
+        }
+    }
+};
+
+PromiseArray.prototype.shouldCopyValues = function () {
+    return true;
+};
+
+PromiseArray.prototype.getActualLength = function (len) {
+    return len;
+};
+
+return PromiseArray;
+};