From ec74fc05d438806ece64fe34b0f28c8f45f5167e Mon Sep 17 00:00:00 2001
From: Marek Kotewicz <marek.kotewicz@gmail.com>
Date: Thu, 15 Jan 2015 16:01:58 +0100
Subject: gulp

---
 dist/ethereum.js | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

(limited to 'dist/ethereum.js')

diff --git a/dist/ethereum.js b/dist/ethereum.js
index 204eb0dde..f4e0e6eac 100644
--- a/dist/ethereum.js
+++ b/dist/ethereum.js
@@ -58,9 +58,10 @@ var findMethodIndex = function (json, methodName) {
 
 /// @param string string to be padded
 /// @param number of characters that result string should have
+/// @param sign, by default 0
 /// @returns right aligned string
-var padLeft = function (string, chars) {
-    return new Array(chars - string.length + 1).join("0") + string;
+var padLeft = function (string, chars, sign) {
+    return new Array(chars - string.length + 1).join(sign ? sign : "0") + string;
 };
 
 /// @param expected type prefix (string)
@@ -87,8 +88,17 @@ var setupInputTypes = function () {
     /// @returns right-aligned byte representation of int
     var formatInt = function (value) {
         var padding = 32 * 2;
-        if (typeof value === 'number')
+        if (typeof value === 'number') {
+            if (value < 0) {
+                
+                // two's complement
+                // TODO: fix big numbers support
+                value = ((value) >>> 0).toString(16);
+                return padLeft(value, padding, 'f');
+            }
             value = value.toString(16);
+
+        }
         else if (value.indexOf('0x') === 0)
             value = value.substr(2);
         else if (typeof value === 'string')
-- 
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