Rename scripts to build and add revive command as a new build tool command (#10942)

Co-authored-by: techknowlogick <techknowlogick@gitea.io>

vendor/github.com/mgechev/revive/rule/error-strings.go

@@ -0,0 +1,98 @@
+package rule
+
+import (
+	"go/ast"
+	"go/token"
+	"strconv"
+	"unicode"
+	"unicode/utf8"
+
+	"github.com/mgechev/revive/lint"
+)
+
+// ErrorStringsRule lints given else constructs.
+type ErrorStringsRule struct{}
+
+// Apply applies the rule to given file.
+func (r *ErrorStringsRule) Apply(file *lint.File, _ lint.Arguments) []lint.Failure {
+	var failures []lint.Failure
+
+	fileAst := file.AST
+	walker := lintErrorStrings{
+		file:    file,
+		fileAst: fileAst,
+		onFailure: func(failure lint.Failure) {
+			failures = append(failures, failure)
+		},
+	}
+
+	ast.Walk(walker, fileAst)
+
+	return failures
+}
+
+// Name returns the rule name.
+func (r *ErrorStringsRule) Name() string {
+	return "error-strings"
+}
+
+type lintErrorStrings struct {
+	file      *lint.File
+	fileAst   *ast.File
+	onFailure func(lint.Failure)
+}
+
+func (w lintErrorStrings) Visit(n ast.Node) ast.Visitor {
+	ce, ok := n.(*ast.CallExpr)
+	if !ok {
+		return w
+	}
+	if !isPkgDot(ce.Fun, "errors", "New") && !isPkgDot(ce.Fun, "fmt", "Errorf") {
+		return w
+	}
+	if len(ce.Args) < 1 {
+		return w
+	}
+	str, ok := ce.Args[0].(*ast.BasicLit)
+	if !ok || str.Kind != token.STRING {
+		return w
+	}
+	s, _ := strconv.Unquote(str.Value) // can assume well-formed Go
+	if s == "" {
+		return w
+	}
+	clean, conf := lintErrorString(s)
+	if clean {
+		return w
+	}
+
+	w.onFailure(lint.Failure{
+		Node:       str,
+		Confidence: conf,
+		Category:   "errors",
+		Failure:    "error strings should not be capitalized or end with punctuation or a newline",
+	})
+	return w
+}
+
+func lintErrorString(s string) (isClean bool, conf float64) {
+	const basicConfidence = 0.8
+	const capConfidence = basicConfidence - 0.2
+	first, firstN := utf8.DecodeRuneInString(s)
+	last, _ := utf8.DecodeLastRuneInString(s)
+	if last == '.' || last == ':' || last == '!' || last == '\n' {
+		return false, basicConfidence
+	}
+	if unicode.IsUpper(first) {
+		// People use proper nouns and exported Go identifiers in error strings,
+		// so decrease the confidence of warnings for capitalization.
+		if len(s) <= firstN {
+			return false, capConfidence
+		}
+		// Flag strings starting with something that doesn't look like an initialism.
+		if second, _ := utf8.DecodeRuneInString(s[firstN:]); !unicode.IsUpper(second) {
+			return false, capConfidence
+		}
+	}
+	return true, 0
+}