From cced0fa71920fb537b36a139dacd950a0f8f41f4 Mon Sep 17 00:00:00 2001
From: thirstycoda <davemchugh2003@hotmail.com>
Date: Sun, 28 Oct 2018 00:20:01 +0100
Subject: [PATCH] Added not like operator support to query

---
 README.md     | 3 ++-
 gjson.go      | 4 +++-
 gjson_test.go | 4 ++++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 70240d9..a7484c6 100644
--- a/README.md
+++ b/README.md
@@ -88,13 +88,14 @@ The dot and wildcard characters can be escaped with '\\'.
 ```
 
 You can also query an array for the first match by using `#[...]`, or find all matches with `#[...]#`. 
-Queries support the `==`, `!=`, `<`, `<=`, `>`, `>=` comparison operators and the simple pattern matching `%` operator.
+Queries support the `==`, `!=`, `<`, `<=`, `>`, `>=` comparison operators and the simple pattern matching `%` (like) and `!%` (not like) operators.
 
 ```
 friends.#[last=="Murphy"].first    >> "Dale"
 friends.#[last=="Murphy"]#.first   >> ["Dale","Jane"]
 friends.#[age>45]#.last            >> ["Craig","Murphy"]
 friends.#[first%"D*"].last         >> "Murphy"
+friends.#[first!%"D*"].last        >> "Craig"
 ```
 
 ## JSON Lines
diff --git a/gjson.go b/gjson.go
index 74515ed..2c2e5d8 100644
--- a/gjson.go
+++ b/gjson.go
@@ -755,7 +755,7 @@ func parseArrayPath(path string) (r arrayPathResult) {
 					if i < len(path) {
 						s = i
 						if path[i] == '!' {
-							if i < len(path)-1 && path[i+1] == '=' {
+							if i < len(path)-1 && (path[i+1] == '=' || path[i+1] == '%') {
 								i++
 							}
 						} else if path[i] == '<' || path[i] == '>' {
@@ -1099,6 +1099,8 @@ func queryMatches(rp *arrayPathResult, value Result) bool {
 			return value.Str >= rpv
 		case "%":
 			return match.Match(value.Str, rpv)
+		case "!%":
+			return !match.Match(value.Str, rpv)
 		}
 	case Number:
 		rpvn, _ := strconv.ParseFloat(rpv, 64)
diff --git a/gjson_test.go b/gjson_test.go
index 6333be7..c994cef 100644
--- a/gjson_test.go
+++ b/gjson_test.go
@@ -403,6 +403,10 @@ func TestBasic2(t *testing.T) {
 	if mtok.String() != "aaaa" {
 		t.Fatalf("expected %v, got %v", "aaaa", mtok.String())
 	}
+	mtok = get(basicJSON, `loggy.programmers.#[firstName !% "Bre*"].email`)
+	if mtok.String() != "bbbb" {
+		t.Fatalf("expected %v, got %v", "bbbb", mtok.String())
+	}
 	mtok = get(basicJSON, `loggy.programmers.#[firstName == "Brett"].email`)
 	if mtok.String() != "aaaa" {
 		t.Fatalf("expected %v, got %v", "aaaa", mtok.String())