golang issue22856 代码
文件路径：/src/go/doc/testdata/issue22856.go
// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package issue22856
type T struct{}
func New() T { return T{} }
func NewPointer() *T { return &T{} }
func NewPointerSlice() []*T { return []*T{&T{}} }
func NewSlice() []T { return []T{T{}} }
func NewPointerOfPointer() **T { x := &T{}; return &x }
func NewArray() [1]T { return [1]T{T{}} }
func NewPointerArray() [1]*T { return [1]*T{&T{}} }
// NewSliceOfSlice is not a factory function because slices of a slice of
// type *T are not factory functions of type T.
func NewSliceOfSlice() [][]T { return []T{[]T{}} }
// NewPointerSliceOfSlice is not a factory function because slices of a
// slice of type *T are not factory functions of type T.
func NewPointerSliceOfSlice() [][]*T { return []*T{[]*T{}} }
// NewSlice3 is not a factory function because 3 nested slices of type T
// are not factory functions of type T.
func NewSlice3() [][][]T { return []T{[]T{[]T{}}} }