From f441022881945db08846e09a8f3bfee2f8cfa95d Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jans.tuomi@gmail.com>
Date: Wed, 15 Jun 2016 21:56:03 +0300
Subject: Add interpreter and AST

---
 main/utils/Counter.java | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

(limited to 'main/utils')

diff --git a/main/utils/Counter.java b/main/utils/Counter.java
index a0bf0fd..9783adf 100644
--- a/main/utils/Counter.java
+++ b/main/utils/Counter.java
@@ -6,22 +6,37 @@ package com.jantuomi.interpreter.main.utils;
 public class Counter {
     private int value = 0;
 
+    public int getRecursionDepth() {
+        return recursionDepth;
+    }
+
+    private int recursionDepth = 0;
+
     public int advance() {
-        value = value + 1;
-        return value;
+        return ++value;
+    }
+
+    public int deeper() {
+        return ++recursionDepth;
+    }
+
+    public int shallower() {
+        return --recursionDepth;
     }
 
     public int getValue() {
         return value;
     }
 
-    public void setValue(int value) {
-        this.value = value;
+    public void assign(Counter other) {
+        value = other.value;
+        recursionDepth = other.recursionDepth;
     }
 
     public Counter clone() {
         Counter c = new Counter();
         c.value = value;
+        c.recursionDepth = recursionDepth;
         return c;
     }
 }
-- 
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