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https://github.com/golang/go
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527829a7cb
This commit is aimed at improving the readability and consistency of the code base. Extraneous newline characters were present after some return statements, creating unnecessary separation in the code. Fixes #64610 Change-Id: Ic1b05bf11761c4dff22691c2f1c3755f66d341f7 Reviewed-on: https://go-review.googlesource.com/c/go/+/548316 Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org> LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Michael Pratt <mpratt@google.com> Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
52 lines
963 B
Go
52 lines
963 B
Go
// compile
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// Copyright 2022 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import "fmt"
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type IntLike interface {
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~int | ~int64 | ~int32 | ~int16 | ~int8
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}
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func Reduce[T any, U any, Uslice ~[]U](function func(T, U) T, sequence Uslice, initial T) T {
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result := initial
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for _, x := range sequence {
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result = function(result, x)
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}
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return result
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}
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func min[T IntLike](x, y T) T {
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if x < y {
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return x
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}
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return y
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}
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// Min returns the minimum element of `nums`.
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func Min[T IntLike, NumSlice ~[]T](nums NumSlice) T {
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if len(nums) == 0 {
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return T(0)
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}
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return Reduce(min[T], nums, nums[0])
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}
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// VarMin is the variadic version of Min.
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func VarMin[T IntLike](nums ...T) T {
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return Min(nums)
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}
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type myInt int
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func main() {
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fmt.Println(VarMin(myInt(1), myInt(2)))
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seq := []myInt{1, 2}
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fmt.Println(Min(seq))
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fmt.Println(VarMin(seq...))
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}
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