==== tests/cases/compiler/redefineArray.ts (1 errors) ====
    Array = function (n:number, s:string) {return n;};
    ~~~~~
!!! redefineArray.ts(1,1): error TS2012: Cannot convert '(n: number, s: string) => number' to '{ isArray(arg: any): boolean; prototype: any[]; (arrayLength?: number): any[]; <T>(arrayLength: number): T[]; <T>(...items: T[]): T[]; new(arrayLength?: number): any[]; new<T>(arrayLength: number): T[]; new<T>(...items: T[]): T[]; }':
!!! 	Type '(n: number, s: string) => number' is missing property 'isArray' from type '{ isArray(arg: any): boolean; prototype: any[]; (arrayLength?: number): any[]; <T>(arrayLength: number): T[]; <T>(...items: T[]): T[]; new(arrayLength?: number): any[]; new<T>(arrayLength: number): T[]; new<T>(...items: T[]): T[]; }'.