empty string handling for asciiToHex (#1196)

web3 · Nov 27, 2017 · 74748a3 · 74748a3
1 parent e610f6c
commit 74748a3
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/packages/web3-utils/src/index.js b/packages/web3-utils/src/index.js
@@ -138,6 +138,8 @@ var hexToAscii = function(hex) {
  * @returns {String} hex representation of input string
  */
 var asciiToHex = function(str) {
+    if(!str)
+        return "0x00";
     var hex = "";
     for(var i = 0; i < str.length; i++) {
         var code = str.charCodeAt(i);