From 81261f992dce2a4eb43781e939008a40b174f96d Mon Sep 17 00:00:00 2001
From: crowfrog <38678436+crowfrog@users.noreply.github.com>
Date: Sat, 8 Oct 2022 10:41:00 +0800
Subject: [PATCH 1/2] Update parser.go

---
 parser.go | 35 ++++++++++++++++++++++++++++-------
 1 file changed, 28 insertions(+), 7 deletions(-)

diff --git a/parser.go b/parser.go
index 76ec02d..e0fac00 100644
--- a/parser.go
+++ b/parser.go
@@ -708,13 +708,29 @@ func WriteToBuffer(buffer []byte, str string) int {
 
 /*
 
-Del - Receives existing data structure, path to delete.
+Delete - Receives existing data structure, path to delete.
 
 Returns:
-`data` - return modified data
+`data` - return modified data on new slice
 
 */
 func Delete(data []byte, keys ...string) []byte {
+	return delete(false, data, keys)
+}
+
+/*
+
+DeleteOnOrig - Receives existing data structure, path to delete.
+
+Returns:
+`data` - return modified data on original slice
+
+*/
+func DeleteOnOrig(data []byte, keys ...string) []byte {
+	return delete(true, data, keys)
+}
+
+func delete(flag bool, data []byte, keys ...string) []byte {
 	lk := len(keys)
 	if lk == 0 {
 		return data[:0]
@@ -783,11 +799,16 @@ func Delete(data []byte, keys ...string) []byte {
 		newOffset = prevTok + 1
 	}
 
-	// We have to make a copy here if we don't want to mangle the original data, because byte slices are
-	// accessed by reference and not by value
-	dataCopy := make([]byte, len(data))
-	copy(dataCopy, data)
-	data = append(dataCopy[:newOffset], dataCopy[endOffset:]...)
+	if !flag {
+		// We have to make a copy here if we don't want to mangle the original data, because byte slices are
+		// accessed by reference and not by value
+		dataCopy := make([]byte, len(data))
+		copy(dataCopy, data)
+		data = append(dataCopy[:newOffset], dataCopy[endOffset:]...)
+	} else {
+		// delete on original slice
+		data = append(data[:newOffset], data[endOffset:]...)
+	}
 
 	return data
 }

From 3cfaafe9e4674a389dd0280e09f34511d7189307 Mon Sep 17 00:00:00 2001
From: crowfrog <38678436+crowfrog@users.noreply.github.com>
Date: Sat, 8 Oct 2022 11:25:33 +0800
Subject: [PATCH 2/2] Update parser.go

---
 parser.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/parser.go b/parser.go
index e0fac00..5ba715b 100644
--- a/parser.go
+++ b/parser.go
@@ -715,7 +715,7 @@ Returns:
 
 */
 func Delete(data []byte, keys ...string) []byte {
-	return delete(false, data, keys)
+	return delete(false, data, keys...)
 }
 
 /*
@@ -727,7 +727,7 @@ Returns:
 
 */
 func DeleteOnOrig(data []byte, keys ...string) []byte {
-	return delete(true, data, keys)
+	return delete(true, data, keys...)
 }
 
 func delete(flag bool, data []byte, keys ...string) []byte {