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-naming.go

@@ -0,0 +1,79 @@
+package rule
+
+import (
+	"fmt"
+	"go/ast"
+	"go/token"
+	"strings"
+
+	"github.com/mgechev/revive/lint"
+)
+
+// ErrorNamingRule lints given else constructs.
+type ErrorNamingRule struct{}
+
+// Apply applies the rule to given file.
+func (r *ErrorNamingRule) Apply(file *lint.File, _ lint.Arguments) []lint.Failure {
+	var failures []lint.Failure
+
+	fileAst := file.AST
+	walker := lintErrors{
+		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 *ErrorNamingRule) Name() string {
+	return "error-naming"
+}
+
+type lintErrors struct {
+	file      *lint.File
+	fileAst   *ast.File
+	onFailure func(lint.Failure)
+}
+
+func (w lintErrors) Visit(_ ast.Node) ast.Visitor {
+	for _, decl := range w.fileAst.Decls {
+		gd, ok := decl.(*ast.GenDecl)
+		if !ok || gd.Tok != token.VAR {
+			continue
+		}
+		for _, spec := range gd.Specs {
+			spec := spec.(*ast.ValueSpec)
+			if len(spec.Names) != 1 || len(spec.Values) != 1 {
+				continue
+			}
+			ce, ok := spec.Values[0].(*ast.CallExpr)
+			if !ok {
+				continue
+			}
+			if !isPkgDot(ce.Fun, "errors", "New") && !isPkgDot(ce.Fun, "fmt", "Errorf") {
+				continue
+			}
+
+			id := spec.Names[0]
+			prefix := "err"
+			if id.IsExported() {
+				prefix = "Err"
+			}
+			if !strings.HasPrefix(id.Name, prefix) {
+				w.onFailure(lint.Failure{
+					Node:       id,
+					Confidence: 0.9,
+					Category:   "naming",
+					Failure:    fmt.Sprintf("error var %s should have name of the form %sFoo", id.Name, prefix),
+				})
+			}
+		}
+	}
+	return nil
+}