// Copyright 2024 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"
)
type Seq[V any] func(yield func(V) bool)
func AppendSeq[Slice ~[]E, E any](s Slice, seq Seq[E]) Slice {
for v := range seq {
s = append(s, v)
}
return s
}
func main() {
seq := func(yield func(int) bool) {
for i := 0; i < 10; i += 2 {
if !yield(i) {
return
}
}
}
s := AppendSeq([]int{1, 2}, seq)
fmt.Println(s)
}