receive jsonld is []byte and string fix error

Author: juunini

json_ld_reader.go

@@ -1,6 +1,9 @@
 package jsonld_helper
 
 import (
+	"encoding/json"
+	"reflect"
+
 	"github.com/piprate/json-gold/ld"
 )
 
@@ -29,7 +32,22 @@ type JsonLDReader interface {
 }
 
 func ParseJsonLD(value any, options *ld.JsonLdOptions) (JsonLDReader, error) {
-	expanded, err := ld.NewJsonLdProcessor().Expand(value, options)
+	origin := value
+	reflectType := reflect.TypeOf(value).String()
+
+	if reflectType == "[]uint8" {
+		if err := json.Unmarshal(value.([]byte), &origin); err != nil {
+			return nil, err
+		}
+	}
+
+	if reflectType == "string" {
+		if err := json.Unmarshal([]byte(value.(string)), &origin); err != nil {
+			return nil, err
+		}
+	}
+
+	expanded, err := ld.NewJsonLdProcessor().Expand(origin, options)
 
 	if err != nil {
 		return nil, err

json_ld_reader_test.go

@@ -188,26 +188,26 @@ func Test_READMEJsonLDTest(t *testing.T) {
 }
 
 var jsonld, _ = jsonld_helper.ParseJsonLD(givenJsonLD, nil)
-var givenJsonLD = map[string]any{
-	"@context": []any{
+var givenJsonLD = `{
+	"@context": [
 		"activitystreams.json",
-		map[string]any{
-			"schema":        "http://schema.org#",
+		{
+			"schema": "http://schema.org#",
 			"PropertyValue": "schema:PropertyValue",
-			"value":         "schema:value",
-		},
-	},
+			"value": "schema:value"
+		}
+	],
 	"as:type": "Person",
-	"@id":     "acct:[email protected]",
-	"name":    "지상 최강의 개발자 쥬니니",
-	"attachment": []map[string]any{
+	"@id": "acct:[email protected]",
+	"name": "지상 최강의 개발자 쥬니니",
+	"attachment": [
 		{
-			"type":  "PropertyValue",
-			"name":  "GitHub",
-			"value": "juunini",
-		},
-	},
-}
+			"type": "PropertyValue",
+			"name": "GitHub",
+			"value": "juunini"
+		}
+	]
+}`
 var readmeJsonLD = map[string]any{
 	"@context": []any{
 		"activitystreams.json",