need to update argument list for the right context

src/symbol_table.c

@@ -124,6 +124,48 @@ int getArgumentNumber(Function_Stack *fs) {
     return fs->arg;
 }
 
+TableNode* getRecordNumberType(TableNode* record, int arg){
+    if(record == NULL){
+        //case where NULL is being passed in
+        return undefined;
+    }
+    if(getAdInfoType(record) != TYPE_RECORD_TYPE){
+        //case where invalid argument number is being passed
+        return undefined;
+    }
+    if(arg<getRecLength(record)){
+        //case where invalid argument number is being passed
+        return undefined;
+    }
+    int count = 1;
+    TableNode* this = getFirstEntry(getRecList(record));
+    while(this != NULL && count<arg){
+        this = getNextEntry(this);
+        count++;
+    }
+    if(this == NULL){
+        //something went wrong. traversal is off
+        return undefined;
+    }
+    return getTypeEntry(this);
+}
+
+TableNode* getFunctionNumberType(TableNode* function, int arg){
+    if(function ==NULL){
+        //case where NULL is being passed in
+    return undefined;
+    }
+    if(arg<1){
+        //case where invalid argument number is being passed
+        return undefined;
+    }
+    if(getAdInfoType(getParameter(function)) != TYPE_RECORD_TYPE){
+        return getParameter(function);
+    }else{
+        return getRecordNumberType(getParameter(function), arg);
+    }
+}
+
 TableNode* getFunctionTypeContext(Function_Stack *fs) {
     if (fs == NULL) {
         printdebug(