| // run -gcflags=-G=3 | |
| // Copyright 2021 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 main | |
| import ( | |
| "fmt" | |
| "reflect" | |
| ) | |
| type Stream[T any] struct { | |
| } | |
| func (s Stream[T]) DropWhile() Stream[T] { | |
| return Pipe[T, T](s) | |
| } | |
| func Pipe[T, R any](s Stream[T]) Stream[R] { | |
| it := func(fn func(R) bool) { | |
| } | |
| fmt.Println(reflect.TypeOf(it).String()) | |
| return Stream[R]{} | |
| } | |
| func main() { | |
| s := Stream[int]{} | |
| s = s.DropWhile() | |
| } |