const obj: { [k: string]: () => any } = {}

obj.src = jest.fn().mockReturnValue(obj)
obj.dest = jest.fn().mockReturnValue(obj)
obj.pipe = jest.fn().mockReturnValue(obj)
obj.on = jest.fn().mockReturnValue(obj)
obj.watch = jest.fn().mockReturnValue(obj)
obj.series = jest.fn()
module.exports = obj