refactor(extractor): export ParseJsonPath function

extractor/extractor.go

@@ -51,7 +51,7 @@ func New(jsonPaths []string, opts ...Option) (Extractor, error) {
 	}
 
 	for _, p := range jsonPaths {
-		parser, err := parseJsonPath(p)
+		parser, err := ParseJSONPath(p)
 		if err != nil {
 			return nil, fmt.Errorf("error in parsing path %q: %w", p, err)
 		}

extractor/jsonpath_test.go

@@ -34,7 +34,7 @@ type jsonPathTest struct {
 }
 
 func (t *jsonPathTest) Prepare(opts ...Option) (Extractor, error) {
-	parser, err := parseJsonPath(t.template)
+	parser, err := ParseJSONPath(t.template)
 	if err != nil {
 		return nil, err
 	}
@@ -178,7 +178,7 @@ func TestJSONPath(t *testing.T) {
 }
 
 func TestJSONPathReuse(t *testing.T) {
-	parser, err := parseJsonPath(`{.spec.containers[*]['name', 'image']}`)
+	parser, err := ParseJSONPath(`{.spec.containers[*]['name', 'image']}`)
 	require.NoError(t, err)
 	extractor := newJSONPatch(options{ignoreMissingKey: true}, parser)
 	got, err := extractor.Extract(podData)

extractor/parser.go

@@ -24,13 +24,13 @@ import (
 	"k8s.io/client-go/util/jsonpath"
 )
 
-// parseJsonPath is unlike the jsonpath.parseJsonPath, which supports multi-paths input.
+// ParseJSONPath is unlike the jsonpath.ParseJSONPath, which supports multi-paths input.
 // The input like `{.kind} {.apiVersion}` or
 // `{range .spec.containers[*]}{.name}{end}` will result in an error.
 //
 // It also relaxes the JSONPath expressions internally,
 // so inputs like `.kind` (without curly braces) are acceptable.
-func parseJsonPath(text string) (*jsonpath.Parser, error) {
+func ParseJSONPath(text string) (*jsonpath.Parser, error) {
 	relaxed, err := RelaxedJSONPathExpression(text)
 	if err != nil {
 		return nil, err

extractor/parser_test.go

@@ -37,7 +37,7 @@ func TestParse(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, err := parseJsonPath(tt.text)
+			got, err := ParseJSONPath(tt.text)
 			if tt.wantErr {
 				require.Error(t, err)
 			} else {