toAscii && fromAscii moved to utils

lib/web3.js

@@ -27,6 +27,8 @@ if (process.env.NODE_ENV !== 'build') {
     var BigNumber = require('bignumber.js');
 }
 
+var utils = require('./utils');
+
 var ETH_UNITS = [ 
     'wei', 
     'Kwei', 
@@ -192,43 +194,11 @@ var web3 = {
     _events: {},
     providers: {},
 
-    toHex: function(str) {
-        var hex = "";
-        for(var i = 0; i < str.length; i++) {
-            var n = str.charCodeAt(i).toString(16);
-            hex += n.length < 2 ? '0' + n : n;
-        }
-
-        return hex;
-    },
-
     /// @returns ascii string representation of hex value prefixed with 0x
-    toAscii: function(hex) {
-        // Find termination
-        var str = "";
-        var i = 0, l = hex.length;
-        if (hex.substring(0, 2) === '0x')
-            i = 2;
-        for(; i < l; i+=2) {
-            var code = parseInt(hex.substr(i, 2), 16);
-            if(code === 0) {
-                break;
-            }
-
-            str += String.fromCharCode(code);
-        }
-
-        return str;
-    },
+    toAscii: utils.toAscii,
 
     /// @returns hex representation (prefixed by 0x) of ascii string
-    fromAscii: function(str, pad) {
-        pad = pad === undefined ? 0 : pad;
-        var hex = this.toHex(str);
-        while(hex.length < pad*2)
-            hex += "00";
-        return "0x" + hex;
-    },
+    fromAscii: utils.fromAscii,
 
     /// @returns decimal representaton of hex value prefixed by 0x
     toDecimal: function (val) {