mirror of
https://github.com/golang/go
synced 2024-11-14 06:00:22 -07:00
e24977d231
The next CL will remove the -G flag, effectively hard-coding it to its current default (-G=3). Change-Id: Ib4743b529206928f9f1cca9fdb19989728327831 Reviewed-on: https://go-review.googlesource.com/c/go/+/388534 Reviewed-by: Keith Randall <khr@golang.org> Trust: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gopher Robot <gobot@golang.org>
29 lines
475 B
Go
29 lines
475 B
Go
// run
|
|
|
|
// 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
|
|
|
|
type Iterator[T any] interface {
|
|
Iterate()
|
|
}
|
|
|
|
type IteratorFunc[T any] func(fn func(T) bool)
|
|
|
|
func (f IteratorFunc[T]) Iterate() {
|
|
}
|
|
|
|
func FromIterator[T any](it Iterator[T]) {
|
|
it.Iterate()
|
|
}
|
|
|
|
func Foo[T, R any]() {
|
|
FromIterator[R](IteratorFunc[R](nil))
|
|
}
|
|
|
|
func main() {
|
|
Foo[int, int]()
|
|
}
|