go a 源码
golang a 代码
文件路径：/test/typeparam/issue50121.dir/a.go
// 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 a
import (
"math/rand"
)
type Integer interface {
~int | ~int8 | ~int16 | ~int32 | ~int64 |
~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr
}
type Builder[T Integer] struct{}
func (r Builder[T]) New() T {
return T(rand.Int())
}
var IntBuilder = Builder[int]{}
func BuildInt() int {
return IntBuilder.New()
}
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