node_modules/bluebird/js/zalgo/props.js

/**
 * Copyright (c) 2014 Petka Antonov
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:</p>
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 * 
 */
"use strict";
module.exports = function(Promise, PromiseArray) {
    var PropertiesPromiseArray = require("./properties_promise_array.js")(
        Promise, PromiseArray);
    var util = require("./util.js");
    var apiRejection = require("./errors_api_rejection")(Promise);
    var isObject = util.isObject;

    function Promise$_Props(promises, useBound, caller) {
        var ret;
        var castValue = Promise._cast(promises, caller, void 0);

        if (!isObject(castValue)) {
            return apiRejection("cannot await properties of a non-object");
        }
        else if (Promise.is(castValue)) {
            ret = castValue._then(Promise.props, void 0, void 0,
                            void 0, void 0, caller);
        }
        else {
            ret = new PropertiesPromiseArray(
                castValue,
                caller,
                useBound === true && castValue._isBound()
                            ? castValue._boundTo
                            : void 0
           ).promise();
            useBound = false;
        }
        if (useBound === true && castValue._isBound()) {
            ret._setBoundTo(castValue._boundTo);
        }
        return ret;
    }

    Promise.prototype.props = function Promise$props() {
        return Promise$_Props(this, true, this.props);
    };

    Promise.props = function Promise$Props(promises) {
        return Promise$_Props(promises, false, Promise.props);
    };
};