Added support for astral characters to charcode ops

src/core/operations/ByteRepr.js

@@ -108,8 +108,9 @@ const ByteRepr = {
             throw "Error: Base argument must be between 2 and 36";
         }
 
-        for (let i = 0; i < input.length; i++) {
-            ordinal = Utils.ord(input[i]);
+        const charcode = Utils.strToCharcode(input);
+        for (let i = 0; i < charcode.length; i++) {
+            ordinal = charcode[i];
 
             if (base === 16) {
                 if (ordinal < 256) padding = 2;

src/core/operations/HTML.js

@@ -91,7 +91,7 @@ const HTML = {
             const bite = HTML._entityToByte[m[1]];
             if (bite) {
                 output += Utils.chr(bite);
-            } else if (!bite && m[1][0] === "#" && m[1].length > 1 && /^#\d{1,5}$/.test(m[1])) {
+            } else if (!bite && m[1][0] === "#" && m[1].length > 1 && /^#\d{1,6}$/.test(m[1])) {
                 // Numeric entity (e.g. 
)
                 const num = m[1].slice(1, m[1].length);
                 output += Utils.chr(parseInt(num, 10));