Allowed `paraeBody()` to parse classes by making a class to `parseClass` o occurence of `class` keyword

Updated test case to test this

source/tlang/compiler/parser.d

@@ -165,6 +165,11 @@ public final class Parser
                 closedBeforeExit = true;
                 break;
             }
+            /* If it is a class definition */
+            else if(symbol == SymbolType.CLASS)
+            {
+                parseClass();
+            }
             /* Error out */
             else
             {

source/tlang/testing/basic1.t

@@ -10,7 +10,10 @@ class clazz1
 
 class clazz_2_1
 {
-    
+    class clazz_2_2
+    {
+        
+    }
 }