Correctly handle space-comma case in Delete

Author: JeanMertz

parser.go

@@ -648,6 +648,8 @@ func Delete(data []byte, keys ...string) []byte {
 
 		if data[endOffset+tokEnd] == ","[0] {
 			endOffset += tokEnd + 1
+		} else if data[endOffset+tokEnd] == " "[0] && len(data) > endOffset+tokEnd+1 && data[endOffset+tokEnd+1] == ","[0] {
+			endOffset += tokEnd + 2
 		} else if data[endOffset+tokEnd] == "}"[0] && data[tokStart] == ","[0] {
 			keyOffset = tokStart
 		}

parser_test.go

@@ -173,6 +173,18 @@ var deleteTests = []DeleteTest{
 		path: []string{"b"},
 		data: `{"a": "1"}`,
 	},
+	{
+		desc: "Correctly delete first element with space-comma",
+		json: `{"a": "1" ,"b": "2" }`,
+		path: []string{"a"},
+		data: `{"b": "2" }`,
+	},
+	{
+		desc: "Correctly delete middle element with space-comma",
+		json: `{"a": "1" ,"b": "2" , "c": 3}`,
+		path: []string{"b"},
+		data: `{"a": "1" , "c": 3}`,
+	},
 }
 
 var setTests = []SetTest{