From 3b5cfad8adfafac2b396dc08b30ba63140e31bba Mon Sep 17 00:00:00 2001
From: Arthur Britto <ahbritto@gmail.com>
Date: Thu, 25 Apr 2013 13:25:41 -0700
Subject: [PATCH] JS: Fixes for compareTo().

---
 src/js/amount.js | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/src/js/amount.js b/src/js/amount.js
index 01a65d48aa..14d6526733 100644
--- a/src/js/amount.js
+++ b/src/js/amount.js
@@ -227,16 +227,15 @@ Amount.prototype.compareTo = function (v) {
     result  = Amount.NaN();
   }
   else if (this._is_negative !== v._is_negative) {
+    // Different sign.
     result  = this._is_negative ? -1 : 1;
   }
   else if (this._value.equals(BigInteger.ZERO)) {
-    result  = v._is_negative
-                ? 1
-                : v._value.equals(BigInteger.ZERO)
-                  ? 0
-                  : -1;
+    // Same sign: positive.
+    result  = v._value.equals(BigInteger.ZERO) ? 0 : -1;
   }
   else if (v._value.equals(BigInteger.ZERO)) {
+    // Same sign: positive.
     result  = 1;
   }
   else if (!this._is_native && this._offset > v._offset) {
@@ -248,10 +247,10 @@ Amount.prototype.compareTo = function (v) {
   else {
     result  = this._value.compareTo(v._value);
 
-    if (result > 1)
-      result  = 1;
-    else if (result < -1)
-      result  = -1;
+    if (result > 0)
+      result  = this._is_negative ? -1 : 1;
+    else if (result < 0)
+      result  = this._is_negative ? 1 : -1;
   }
 
   return result;