snapshot of https://github.com/go-gitea/gitea.git (main, 2026-09-15; blobs > 131072B omitted)

tools/lint-go-all.go

@@ -0,0 +1,131 @@
+// Copyright 2026 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package main
+
+import (
+	"fmt"
+	"io"
+	"io/fs"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"regexp"
+	"strings"
+
+	"golang.org/x/mod/modfile"
+)
+
+// goModIgnoredDirs returns the go.mod "ignore" directories, which the go tool skips but a filesystem walk does not.
+func goModIgnoredDirs() (map[string]bool, error) {
+	data, err := os.ReadFile("go.mod")
+	if err != nil {
+		return nil, err
+	}
+	mod, err := modfile.Parse("go.mod", data, nil)
+	if err != nil {
+		return nil, err
+	}
+	dirs := make(map[string]bool, len(mod.Ignore))
+	for _, ignore := range mod.Ignore {
+		dirs[filepath.ToSlash(filepath.Clean(ignore.Path))] = true
+	}
+	return dirs, nil
+}
+
+func lintGoHeader() bool {
+	headerRE := regexp.MustCompile(`^(// (Copyright [^\n]+|All rights reserved\.)\n)*// Copyright \d{4} (The Gogs Authors|The Gitea Authors|Gitea Authors|Gitea)\.( All rights reserved\.)?\n(// (Copyright [^\n]+|All rights reserved\.)\n)*// SPDX-License-Identifier: [\w.-]+`)
+	generatedRE := regexp.MustCompile(`(?m)^// (Code|This file is) [Gg]enerated.*DO NOT EDIT`)
+	skipDirs, err := goModIgnoredDirs()
+	if err != nil {
+		_, _ = fmt.Fprintln(os.Stderr, err)
+		return false
+	}
+	root, bad := ".", 0
+	err = filepath.WalkDir(root, func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+		if d.IsDir() {
+			if path == root {
+				return nil
+			}
+			if skipDirs[filepath.ToSlash(path)] || strings.HasPrefix(d.Name(), ".") {
+				return fs.SkipDir
+			}
+			return nil
+		}
+		if !strings.HasSuffix(path, ".go") {
+			return nil
+		}
+		f, err := os.Open(path)
+		if err != nil {
+			return err
+		}
+		data, err := io.ReadAll(io.LimitReader(f, 512))
+		_ = f.Close()
+		if err != nil {
+			return err
+		}
+		if generatedRE.Match(data) {
+			return nil
+		}
+		if !headerRE.Match(data) {
+			_, _ = fmt.Fprintf(os.Stderr, "%s: missing or invalid copyright header\n", path)
+			bad++
+		}
+		return nil
+	})
+	if err != nil {
+		_, _ = fmt.Fprintln(os.Stderr, err)
+	}
+	return err == nil && bad == 0
+}
+
+func runCmd(env []string, name string, args []string) bool {
+	cmd := exec.Command(name, args...)
+	cmd.Env = append(os.Environ(), env...)
+	cmd.Stdout, cmd.Stderr = os.Stdout, os.Stderr
+	if err := cmd.Run(); err != nil {
+		_, _ = fmt.Fprintln(os.Stderr, err)
+		return false
+	}
+	return true
+}
+
+func main() {
+	// 'go run' can not have distinct GOOS/GOARCH for its build and run steps,
+	// so install a pre-compiled binary and run it for different target platforms.
+	_, _ = os.Unsetenv("GOOS"), os.Unsetenv("GOARCH")
+
+	envGolangciLintPackage := os.Getenv("GOLANGCI_LINT_PACKAGE")
+	envGo := os.Getenv("GO")
+	if envGo == "" || envGolangciLintPackage == "" {
+		_, _ = fmt.Fprintln(os.Stderr, "Environment variables GO and GOLANGCI_LINT_PACKAGE must be set")
+		os.Exit(1)
+	}
+	if !runCmd(nil, envGo, []string{"install", envGolangciLintPackage}) {
+		os.Exit(1)
+	}
+
+	_, _ = fmt.Fprintln(os.Stdout, "lint go header ...")
+	succeed := lintGoHeader()
+
+	_, _ = fmt.Fprintln(os.Stdout, "lint for linux ...")
+	lintTagsLinux := ""
+	if os.Getenv("CI") != "" || strings.Contains(os.Getenv("TAGS"), "bindata") {
+		// also lint with bindata tag if we are in CI or the "bindata" is explicitly set in the env TAGS
+		lintTagsLinux = "bindata"
+	}
+	succeed = runCmd([]string{"GOOS=linux", "TAGS=" + lintTagsLinux}, "golangci-lint", append([]string{"run", "--build-tags=linux," + lintTagsLinux}, os.Args[1:]...)) && succeed
+
+	if os.Getenv("CI") != "" {
+		// only lint for other platforms when in CI, to keep local lint fast
+		_, _ = fmt.Fprintln(os.Stdout, "lint for windows ...")
+		succeed = runCmd([]string{"GOOS=windows", "TAGS=gogit"}, "golangci-lint", append([]string{"run", "--build-tags=windows,gogit"}, os.Args[1:]...)) && succeed
+	}
+
+	if !succeed {
+		os.Exit(1)
+	}
+}