From 7bab3773dc37c430d8e4ce833c29dc7799c15005 Mon Sep 17 00:00:00 2001
From: Danila Fedorin <danila.fedorin@gmail.com>
Date: Mon, 24 Jul 2017 14:26:09 -0700
Subject: [PATCH] Add a map to promoting priorities.

---
 src/org/nwapw/abacus/number/Function.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/org/nwapw/abacus/number/Function.java b/src/org/nwapw/abacus/number/Function.java
index 8b42124..807bea7 100644
--- a/src/org/nwapw/abacus/number/Function.java
+++ b/src/org/nwapw/abacus/number/Function.java
@@ -1,7 +1,14 @@
 package org.nwapw.abacus.number;
 
+import java.util.HashMap;
+
 public abstract class Function {
 
+    private static final HashMap<Class<? extends Number>, Integer> priorityMap =
+            new HashMap<Class<? extends Number>, Integer>() {{
+                put(NaiveNumber.class, 0);
+            }};
+
     protected abstract boolean matchesParams(Number[] params);
     protected abstract Number applyInternal(Number[] params);