declare namespace Ext {
    export interface ClassManagerConfig {
        debugHooks?: object;
        deprecated?: object;
    }

    export class ClassManager   {
        public addNameAliasMappings(aliases?: object): void;
        public addNameAlternateMappings(alternates?: object): void;
        public get(name?: string): Ext.Class;
        public getByAlias(alias?: string): Ext.Class;
        public getClass(object?: object): Ext.Class;
        public getDisplayName(object?: object): string;
        public getName(object?: Ext.Class | object): string;
        public instantiate(name?: string, args?: any): object;
        public instantiateByAlias(alias?: string, args?: object): object;
        public isCreated(className?: string): boolean;
        public set(name?: string, value?: object): Ext.ClassManager;
        public setNamespace(namespace?: string, value?: object): void;
    }
}