dynatrace-cordova-outsystems-plugin/node_modules/request-promise-core/configure/request2.js

This plugin gives you the ability to use the Dynatrace instrumentation in your hybrid application (Cordova, Ionic, ..). It uses the Mobile Agent, the JavaScript Agent and the Javascript Bridge. The Mobile Agent will give you all device specific values con

'use strict';

var core = require('../'),
    isArray = require('lodash/isArray'),
    isFunction = require('lodash/isFunction'),
    isObjectLike = require('lodash/isObjectLike');


module.exports = function (options) {

    var errorText = 'Please verify options'; // For better minification because this string is repeating

    if (!isObjectLike(options)) {
        throw new TypeError(errorText);
    }

    if (!isFunction(options.request)) {
        throw new TypeError(errorText + '.request');
    }

    if (!isArray(options.expose) || options.expose.length === 0) {
        throw new TypeError(errorText + '.expose');
    }


    var plumbing = core({
        PromiseImpl: options.PromiseImpl,
        constructorMixin: options.constructorMixin
    });


    // Intercepting Request's init method

    var originalInit = options.request.Request.prototype.init;

    options.request.Request.prototype.init = function RP$initInterceptor(requestOptions) {

        // Init may be called again - currently in case of redirects
        if (isObjectLike(requestOptions) && !this._callback && !this._rp_promise) {

            plumbing.init.call(this, requestOptions);

        }

        return originalInit.apply(this, arguments);

    };


    // Exposing the Promise capabilities

    var thenExposed = false;
    for ( var i = 0; i < options.expose.length; i+=1 ) {

        var method = options.expose[i];

        plumbing[ method === 'promise' ? 'exposePromise' : 'exposePromiseMethod' ](
            options.request.Request.prototype,
            null,
            '_rp_promise',
            method
        );

        if (method === 'then') {
            thenExposed = true;
        }

    }

    if (!thenExposed) {
        throw new Error('Please expose "then"');
    }

};