Merge pull request #2738 from phanimarupaka/ListSettersRecursively

List and set setters in folders recursively

kyaml/pathutil/pathutil.go

@@ -0,0 +1,35 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package pathutil
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+
+	"sigs.k8s.io/kustomize/kyaml/errors"
+)
+
+// SubDirsWithFile takes the root directory path and returns all the paths of
+// sub-directories which contain file with input fileName including itself
+func SubDirsWithFile(root, fileName string) ([]string, error) {
+	var res []string
+	err := filepath.Walk(root,
+		func(path string, info os.FileInfo, err error) error {
+			if err != nil {
+				return err
+			}
+			if strings.HasSuffix(path, fileName) {
+				if root == "." {
+					path = root + "/" + path
+				}
+				res = append(res, path)
+			}
+			return nil
+		})
+	if err != nil {
+		return res, errors.Wrap(err)
+	}
+	return res, nil
+}

kyaml/printutil/printutil.go

@@ -0,0 +1,23 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package printutil
+
+import (
+	"fmt"
+	"io"
+)
+
+// GreenPrintf formats according to a format specifier and prints the resulting string
+// in green color to the writer
+func GreenPrintf(w io.Writer, format string, args ...string) {
+	msg := fmt.Sprintf(format, args)
+	fmt.Fprintf(w, "\033[1;32m%s\033[0m", msg)
+}
+
+// WarnPrintf formats according to a format specifier and prints the resulting string
+// in yellow color to the writer
+func WarnPrintf(w io.Writer, format string, args ...string) {
+	msg := fmt.Sprintf(format, args)
+	fmt.Fprintf(w, "\033[1;33m%s\033[0m", msg)
+}

kyaml/setters2/set.go

@@ -34,6 +34,8 @@ type Set struct {
 	SetAll bool
 }
 
+const SetterNotFoundWarn = "unable to find setter with name "
+
 // Filter implements Set as a yaml.Filter
 func (s *Set) Filter(object *yaml.RNode) (*yaml.RNode, error) {
 	return object, accept(s, object)
@@ -328,14 +330,14 @@ func (s SetOpenAPI) Filter(object *yaml.RNode) (*yaml.RNode, error) {
 		return nil, err
 	}
 	if oa == nil {
-		return nil, errors.Errorf("no setter %s found", s.Name)
+		return nil, errors.Errorf(SetterNotFoundWarn + s.Name)
 	}
 	def, err := oa.Pipe(yaml.Lookup("x-k8s-cli", "setter"))
 	if err != nil {
 		return nil, err
 	}
 	if def == nil {
-		return nil, errors.Errorf("no setter %s found", s.Name)
+		return nil, errors.Errorf(SetterNotFoundWarn + s.Name)
 	}
 
 	// record the OpenAPI type for the setter

kyaml/setters2/set_test.go

@@ -1209,7 +1209,7 @@ openAPI:
 		{
 			name:   "error",
 			setter: "replicas",
-			err:    "no setter replicas found",
+			err:    "unable to find setter with name replicas",
 			input: `
 openAPI:
   definitions: