declare namespace Ext {
    export interface LoaderConfig {
        disableCaching?: boolean;
        disableCachingParam?: string;
        enabled?: boolean;
        paths?: object;
        preserveScripts?: boolean;
        scriptChainDelay?: boolean;
        scriptCharset?: string;
    }

    export class Loader   {
        public history?: [];
        public addBaseUrlClassPathMappings(pathConfig?: object): void;
        public addClassPathMappings(paths?: object): Ext.Loader;
        public getConfig(name?: string): object;
        public getPath(className?: string): string;
        public loadScript(options?: object | string | string[]): void;
        public onReady(fn?: CallableFunction, scope?: object, withDomReady?: boolean, options?: object): void;
        public setConfig(config?: object): Ext.Loader;
        public setPath(name?: string | object, path?: string): Ext.Loader;
    }
}