From 3948c658648de03773889f194b7037c136f52055 Mon Sep 17 00:00:00 2001
From: xushiwei <x@goplus.org>
Date: Fri, 2 Aug 2024 02:21:43 +0800
Subject: [PATCH] tool: gostdpkgs

---
 chore/gostdpkgs/gostdpkgs.go | 51 ++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 chore/gostdpkgs/gostdpkgs.go

diff --git a/chore/gostdpkgs/gostdpkgs.go b/chore/gostdpkgs/gostdpkgs.go
new file mode 100644
index 0000000..3344bb1
--- /dev/null
+++ b/chore/gostdpkgs/gostdpkgs.go
@@ -0,0 +1,51 @@
+/*
+Copyright 2024 The GoPlus Authors (goplus.org)
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"runtime"
+	"strings"
+)
+
+func main() {
+	dir := runtime.GOROOT() + "/src/"
+	pkgs := collect(nil, dir, "")
+	fmt.Println(strings.Join(pkgs, "\n"))
+}
+
+func collect(pkgs []string, dir, base string) []string {
+	fis, err := os.ReadDir(dir)
+	check(err)
+	for _, fi := range fis {
+		if !fi.IsDir() {
+			continue
+		}
+		if name := fi.Name(); name != "cmd" && name != "internal" && name != "vendor" && name != "testdata" {
+			nameSlash := name + "/"
+			pkgs = append(pkgs, base+name)
+			pkgs = collect(pkgs, dir+nameSlash, base+nameSlash)
+		}
+	}
+	return pkgs
+}
+
+func check(err error) {
+	if err != nil {
+		panic(err)
+	}
+}