Added lexer

cc_code_preview/Program/main.cc

@@ -15,5 +15,12 @@ public lib Main {
             output(isTrue(test));
             output(this.test.getName());
         }
+
+        private func testForEach(): void {
+            var list = [];
+            list.forEach(e => {
+                output(e);
+            });
+        }
     }
 }