add get to get none string value

Author: gkorland

.gitignore

@@ -4,3 +4,4 @@
 package-lock.json
 yarn.lock
 /examples/node_modules
+/coverage/

src/record.js

@@ -7,13 +7,21 @@ class Record {
 		this._values = values;
 	}
 
-	getString(key) {
+	get(key) {
 		let index = key;
 		if (typeof key === "string") {
 			index = this._header.indexOf(key);
 		}
 		return this._values[index];
 	}
+	
+	getString(key) {
+		let index = key;
+		if (typeof key === "string") {
+			index = this._header.indexOf(key);
+		}
+		return this._values[index].toString();
+	}
 
 	keys() {
 		return this._header;

test/redisGraphAPITest.js

@@ -111,10 +111,11 @@ describe('RedisGraphAPI Test', () =>{
 			let record = resultSet.next();
 			assert.equal( "roi", record.getString(1));
 			assert.equal( "roi", record.getString("a.name"));
-			assert.equal( "32.000000", record.getString(0));
+			assert.equal( "32", record.getString(0));
+			assert.equal( 32, record.get(0));
 
 			assert.deepStrictEqual( [ 'a.age', 'a.name' ], record.keys());
-			assert.deepStrictEqual( [ '32.000000', 'roi' ], record.values());
+			assert.deepStrictEqual( [ 32, 'roi' ], record.values());
 			assert.equal( false, record.containsKey("aa"));
 			assert.equal( true, record.containsKey("a.name"));
 			assert.equal( 2, record.size());