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74 lines
1.6 KiB
74 lines
1.6 KiB
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package checks
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import (
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"regexp"
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"strings"
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"golang.org/x/tools/go/analysis"
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)
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var (
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header = regexp.MustCompile(`.*Copyright.*\d{4}.*(Gitea|Gogs)`)
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goGenerate = "//go:generate"
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buildTag = "// +build"
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)
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var License = &analysis.Analyzer{
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Name: "license",
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Doc: "check for a copyright header",
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Run: runLicense,
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}
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func runLicense(pass *analysis.Pass) (interface{}, error) {
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for _, file := range pass.Files {
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if len(file.Comments) == 0 {
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pass.Reportf(file.Pos(), "Copyright not found")
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continue
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}
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if len(file.Comments[0].List) == 0 {
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pass.Reportf(file.Pos(), "Copyright not found or wrong")
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continue
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}
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commentGroup := 0
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if strings.HasPrefix(file.Comments[0].List[0].Text, goGenerate) {
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if len(file.Comments[0].List) > 1 {
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pass.Reportf(file.Pos(), "Must be an empty line between the go:generate and the Copyright")
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continue
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}
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commentGroup++
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}
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if strings.HasPrefix(file.Comments[0].List[0].Text, buildTag) {
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commentGroup++
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}
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if len(file.Comments) < commentGroup+1 {
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pass.Reportf(file.Pos(), "Copyright not found")
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continue
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}
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if len(file.Comments[commentGroup].List) < 1 {
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pass.Reportf(file.Pos(), "Copyright not found or wrong")
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continue
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}
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var check bool
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for _, comment := range file.Comments[commentGroup].List {
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if header.MatchString(comment.Text) {
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check = true
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}
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}
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if !check {
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pass.Reportf(file.Pos(), "Copyright did not match check")
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}
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}
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return nil, nil
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}
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