adds support to keys not found in payload

Author: omaraboumrad

objectron.js

@@ -5,6 +5,11 @@ const match = (payload, pattern, callback) => {
     const tester = (payload, pattern, current_node) => {
 
         Object.entries(pattern).forEach(([key, value]) => {
+            if(!(key in payload)){
+                result.match = false;
+                return;
+            }
+
             if(value instanceof RegExp){
                 const matcher = payload[key].match(value) || [];
                 if (matcher.length > 0) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@menadevs/objectron",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "description": "TBD",
   "main": "matcher.js",
   "devDependencies": {

test/test_objectron.js

@@ -4,6 +4,30 @@ const suite = require('mocha').suite;
 const test = require('mocha').test;
 
 suite('Objectron Core Tests', () => {
+    test('Match with pattern keys none-existant', () => {
+        const payload = {
+            'type': 'message',
+            'text': 'text',
+        }
+
+        const result = match(payload, {
+            'other': 'stuff',
+            'text': 'text',
+        });
+
+        const expected = {
+            match: false,
+            total: 1,
+            matches: {
+                'text': 'text',
+            },
+            groups: {}
+        };
+
+        assert.isFalse(result.match);
+        assert.deepEqual(result, expected);
+    });
+
     test('Match with primitive types', () => {
         const payload = {
             'type': 'message',