Removed padLeft and padRight in favour of String.prototype.padStart and padEnd. 'To Hex' now supports ArrayBuffers.

src/core/Utils.js

@@ -64,58 +64,6 @@ const Utils = {
     },
 
 
-    /**
-     * Adds leading zeros to strings
-     *
-     * @param {string} str - String to add leading characters to.
-     * @param {number} max - Maximum width of the string.
-     * @param {char} [chr='0'] - The character to pad with.
-     * @returns {string}
-     *
-     * @example
-     * // returns "0a"
-     * Utils.padLeft("a", 2);
-     *
-     * // returns "000a"
-     * Utils.padLeft("a", 4);
-     *
-     * // returns "xxxa"
-     * Utils.padLeft("a", 4, "x");
-     *
-     * // returns "bcabchello"
-     * Utils.padLeft("hello", 10, "abc");
-     */
-    padLeft: function(str, max, chr) {
-        chr = chr || "0";
-        let startIndex = chr.length - (max - str.length);
-        startIndex = startIndex < 0 ? 0 : startIndex;
-        return str.length < max ?
-            Utils.padLeft(chr.slice(startIndex, chr.length) + str, max, chr) : str;
-    },
-
-
-    /**
-     * Adds trailing spaces to strings.
-     *
-     * @param {string} str - String to add trailing characters to.
-     * @param {number} max - Maximum width of the string.
-     * @param {char} [chr='0'] - The character to pad with.
-     * @returns {string}
-     *
-     * @example
-     * // returns "a   "
-     * Utils.padRight("a", 4);
-     *
-     * // returns "axxx"
-     * Utils.padRight("a", 4, "x");
-     */
-    padRight: function(str, max, chr) {
-        chr = chr || " ";
-        return str.length < max ?
-            Utils.padRight(str + chr.slice(0, max-str.length), max, chr) : str;
-    },
-
-
     /**
      * Adds trailing bytes to a byteArray.
      *
@@ -152,14 +100,6 @@ const Utils = {
     },
 
 
-    /**
-     * @alias Utils.padLeft
-     */
-    pad: function(str, max, chr) {
-        return Utils.padLeft(str, max, chr);
-    },
-
-
     /**
      * Truncates a long string to max length and adds suffix.
      *
@@ -201,7 +141,7 @@ const Utils = {
     hex: function(c, length) {
         c = typeof c == "string" ? Utils.ord(c) : c;
         length = length || 2;
-        return Utils.pad(c.toString(16), length);
+        return c.toString(16).padStart(length, "0");
     },
 
 
@@ -222,7 +162,7 @@ const Utils = {
     bin: function(c, length) {
         c = typeof c == "string" ? Utils.ord(c) : c;
         length = length || 8;
-        return Utils.pad(c.toString(2), length);
+        return c.toString(2).padStart(length, "0");
     },
 
 
@@ -656,7 +596,7 @@ const Utils = {
     /**
      * Convert a byte array into a hex string.
      *
-     * @param {byteArray} data
+     * @param {Uint8Array|byteArray} data
      * @param {string} [delim=" "]
      * @param {number} [padding=2]
      * @returns {string}
@@ -676,7 +616,7 @@ const Utils = {
         let output = "";
 
         for (let i = 0; i < data.length; i++) {
-            output += Utils.pad(data[i].toString(16), padding) + delim;
+            output += data[i].toString(16).padStart(padding, "0") + delim;
         }
 
         // Add \x or 0x to beginning
@@ -1379,3 +1319,45 @@ Array.prototype.equals = function(other) {
 String.prototype.count = function(chr) {
     return this.split(chr).length - 1;
 };
+
+
+/*
+ * Polyfills
+ */
+
+// https://github.com/uxitten/polyfill/blob/master/string.polyfill.js
+// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/padStart
+if (!String.prototype.padStart) {
+    String.prototype.padStart = function padStart(targetLength, padString) {
+        targetLength = targetLength>>0; //floor if number or convert non-number to 0;
+        padString = String((typeof padString !== "undefined" ? padString : " "));
+        if (this.length > targetLength) {
+            return String(this);
+        } else {
+            targetLength = targetLength-this.length;
+            if (targetLength > padString.length) {
+                padString += padString.repeat(targetLength/padString.length); //append to original to ensure we are longer than needed
+            }
+            return padString.slice(0, targetLength) + String(this);
+        }
+    };
+}
+
+
+// https://github.com/uxitten/polyfill/blob/master/string.polyfill.js
+// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/padEnd
+if (!String.prototype.padEnd) {
+    String.prototype.padEnd = function padEnd(targetLength, padString) {
+        targetLength = targetLength>>0; //floor if number or convert non-number to 0;
+        padString = String((typeof padString !== "undefined" ? padString : " "));
+        if (this.length > targetLength) {
+            return String(this);
+        } else {
+            targetLength = targetLength-this.length;
+            if (targetLength > padString.length) {
+                padString += padString.repeat(targetLength/padString.length); //append to original to ensure we are longer than needed
+            }
+            return String(this) + padString.slice(0, targetLength);
+        }
+    };
+}

src/core/config/OperationConfig.js

@@ -631,7 +631,7 @@ const OperationConfig = {
         description: "Converts the input string to hexadecimal bytes separated by the specified delimiter.<br><br>e.g. The UTF-8 encoded string <code>Γειά σου</code> becomes <code>ce 93 ce b5 ce b9 ce ac 20 cf 83 ce bf cf 85 0a</code>",
         highlight: "func",
         highlightReverse: "func",
-        inputType: "byteArray",
+        inputType: "ArrayBuffer",
         outputType: "string",
         args: [
             {

src/core/operations/BCD.js

@@ -134,11 +134,11 @@ const BCD = {
         switch (outputFormat) {
             case "Nibbles":
                 return nibbles.map(n => {
-                    return Utils.padLeft(n.toString(2), 4);
+                    return n.toString(2).padStart(4, "0");
                 }).join(" ");
             case "Bytes":
                 return bytes.map(b => {
-                    return Utils.padLeft(b.toString(2), 8);
+                    return b.toString(2).padStart(8, "0");
                 }).join(" ");
             case "Raw":
             default:

src/core/operations/ByteRepr.js

@@ -31,13 +31,13 @@ const ByteRepr = {
     /**
      * To Hex operation.
      *
-     * @param {byteArray} input
+     * @param {ArrayBuffer} input
      * @param {Object[]} args
      * @returns {string}
      */
     runToHex: function(input, args) {
         const delim = Utils.charRep[args[0] || "Space"];
-        return Utils.toHex(input, delim, 2);
+        return Utils.toHex(new Uint8Array(input), delim, 2);
     },
 
 
@@ -266,7 +266,7 @@ const ByteRepr = {
             padding = 8;
 
         for (let i = 0; i < input.length; i++) {
-            output += Utils.pad(input[i].toString(2), padding) + delim;
+            output += input[i].toString(2).padStart(padding, "0") + delim;
         }
 
         if (delim.length) {

src/core/operations/Compress.js

@@ -418,9 +418,9 @@ const Compress = {
             }
         };
 
-        const fileSize = Utils.padLeft(input.length.toString(8), 11, "0");
+        const fileSize = input.length.toString(8).padStart(11, "0");
         const currentUnixTimestamp = Math.floor(Date.now() / 1000);
-        const lastModTime = Utils.padLeft(currentUnixTimestamp.toString(8), 11, "0");
+        const lastModTime = currentUnixTimestamp.toString(8).padStart(11, "0");
 
         const file = {
             fileName: Utils.padBytesRight(args[0], 100),
@@ -452,7 +452,7 @@ const Compress = {
                 }
             });
         }
-        checksum = Utils.padBytesRight(Utils.padLeft(checksum.toString(8), 7, "0"), 8);
+        checksum = Utils.padBytesRight(checksum.toString(8).padStart(7, "0"), 8);
         file.checksum = checksum;
 
         const tarball = new Tarball();

src/core/operations/Entropy.js

@@ -127,7 +127,7 @@ const Entropy = {
         for (i = 0; i < 256; i++) {
             if (distrib[i] || showZeroes) {
                 output += " " + Utils.hex(i, 2) + "    (" +
-                        Utils.padRight(percentages[i].toFixed(2).replace(".00", "") + "%)", 8) +
+                        (percentages[i].toFixed(2).replace(".00", "") + "%)").padEnd(8, " ") +
                         Array(Math.ceil(percentages[i])+1).join("|") + "\n";
             }
         }

src/core/operations/HTML.js

@@ -215,9 +215,9 @@ const HTML = {
         k = k.toFixed(2);
 
         let hex = "#" +
-                Utils.padLeft(Math.round(r).toString(16), 2) +
+                Math.round(r).toString(16).padStart(2, "0") +
-                Utils.padLeft(Math.round(g).toString(16), 2) +
+                Math.round(g).toString(16).padStart(2, "0") +
-                Utils.padLeft(Math.round(b).toString(16), 2),
+                Math.round(b).toString(16).padStart(2, "0"),
             rgb  = "rgb(" + r + ", " + g + ", " + b + ")",
             rgba = "rgba(" + r + ", " + g + ", " + b + ", " + a + ")",
             hsl  = "hsl(" + h + ", " + s + "%, " + l + "%)",

src/core/operations/Hexdump.js

@@ -56,8 +56,8 @@ const Hexdump = {
             }
 
             output += lineNo + "  " +
-                Utils.padRight(hexa, (length*(padding+1))) +
+                hexa.padEnd(length*(padding+1), " ") +
-                " |" + Utils.padRight(Utils.printable(Utils.byteArrayToChars(buff)), buff.length) + "|\n";
+                " |" + Utils.printable(Utils.byteArrayToChars(buff)).padEnd(buff.length, " ") + "|\n";
 
             if (includeFinalLength && i+buff.length === input.length) {
                 output += Utils.hex(i+buff.length, 8) + "\n";

src/core/operations/PublicKey.js

@@ -121,8 +121,7 @@ const PublicKey = {
         // Format Public Key fields
         for (let i = 0; i < pkFields.length; i++) {
             pkStr += "  " + pkFields[i].key + ":" +
-                Utils.padLeft(
+                (pkFields[i].value + "\n").padStart(
-                    pkFields[i].value + "\n",
                     18 - (pkFields[i].key.length + 3) + pkFields[i].value.length + 1,
                     " "
                 );
@@ -286,9 +285,9 @@ ${extensions}`;
 
             key = fields[i].split("=")[0];
             value = fields[i].split("=")[1];
-            str = Utils.padRight(key, maxKeyLen) + " = " + value + "\n";
+            str = key.padEnd(maxKeyLen, " ") + " = " + value + "\n";
 
-            output += Utils.padLeft(str, indent + str.length, " ");
+            output += str.padStart(indent + str.length, " ");
         }
 
         return output.slice(0, -1);
@@ -314,7 +313,7 @@ ${extensions}`;
             if (i === 0) {
                 output += str;
             } else {
-                output += Utils.padLeft(str, indent + str.length, " ");
+                output += str.padStart(indent + str.length, " ");
             }
         }
 

src/core/operations/SeqUtils.js

@@ -158,7 +158,7 @@ const SeqUtils = {
             width = lines.length.toString().length;
 
         for (let n = 0; n < lines.length; n++) {
-            output += Utils.pad((n+1).toString(), width, " ") + " " + lines[n] + "\n";
+            output += (n+1).toString().padStart(width, " ") + " " + lines[n] + "\n";
         }
         return output.slice(0, output.length-1);
     },

src/core/operations/Tidy.js

@@ -1,6 +1,3 @@
-import Utils from "../Utils.js";
-
-
 /**
  * Tidy operations.
  *
@@ -229,11 +226,11 @@ const Tidy = {
 
         if (position === "Start") {
             for (i = 0; i < lines.length; i++) {
-                output += Utils.padLeft(lines[i], lines[i].length+len, chr) + "\n";
+                output += lines[i].padStart(lines[i].length+len, chr) + "\n";
             }
         } else if (position === "End") {
             for (i = 0; i < lines.length; i++) {
-                output += Utils.padRight(lines[i], lines[i].length+len, chr) + "\n";
+                output += lines[i].padEnd(lines[i].length+len, chr) + "\n";
             }
         }
 

src/core/operations/URL.js

@@ -1,5 +1,4 @@
 /* globals unescape */
-import Utils from "../Utils.js";
 import url from "url";
 
 
@@ -78,7 +77,7 @@ const URL_ = {
 
             output += "Arguments:\n";
             for (let key in uri.query) {
-                output += "\t" + Utils.padRight(key, padding);
+                output += "\t" + key.padEnd(padding, " ");
                 if (uri.query[key].length) {
                     output += " = " + uri.query[key] + "\n";
                 } else {

src/web/HighlighterWaiter.js

@@ -1,6 +1,3 @@
-import Utils from "../core/Utils.js";
-
-
 /**
  * Waiter to handle events related to highlighting in CyberChef.
  *
@@ -312,9 +309,9 @@ HighlighterWaiter.prototype.outputHtmlMousemove = function(e) {
 HighlighterWaiter.prototype.selectionInfo = function(start, end) {
     const len = end.toString().length;
     const width = len < 2 ? 2 : len;
-    const startStr = Utils.pad(start.toString(), width, " ").replace(/ /g, "&nbsp;");
+    const startStr = start.toString().padStart(width, " ").replace(/ /g, "&nbsp;");
-    const endStr   = Utils.pad(end.toString(), width, " ").replace(/ /g, "&nbsp;");
+    const endStr = end.toString().padStart(width, " ").replace(/ /g, "&nbsp;");
-    const lenStr   = Utils.pad((end-start).toString(), width, " ").replace(/ /g, "&nbsp;");
+    const lenStr = (end-start).toString().padStart(width, " ").replace(/ /g, "&nbsp;");
 
     return "start: " + startStr + "<br>end: " + endStr + "<br>length: " + lenStr;
 };

src/web/InputWaiter.js

@@ -1,4 +1,3 @@
-import Utils from "../core/Utils.js";
 import LoaderWorker from "worker-loader?inline&fallback=false!./LoaderWorker.js";
 
 
@@ -100,8 +99,8 @@ InputWaiter.prototype.setInputInfo = function(length, lines) {
     let width = length.toString().length;
     width = width < 2 ? 2 : width;
 
-    const lengthStr = Utils.pad(length.toString(), width, " ").replace(/ /g, "&nbsp;");
+    const lengthStr = length.toString().padStart(width, " ").replace(/ /g, "&nbsp;");
-    const linesStr  = Utils.pad(lines.toString(), width, " ").replace(/ /g, "&nbsp;");
+    const linesStr = lines.toString().padStart(width, " ").replace(/ /g, "&nbsp;");
 
     document.getElementById("input-info").innerHTML = "length: " + lengthStr + "<br>lines: " + linesStr;
 };

src/web/OutputWaiter.js

@@ -193,13 +193,13 @@ OutputWaiter.prototype.setOutputInfo = function(length, lines, duration) {
     let width = length.toString().length;
     width = width < 4 ? 4 : width;
 
-    const lengthStr = Utils.pad(length.toString(), width, " ").replace(/ /g, "&nbsp;");
+    const lengthStr = length.toString().padStart(width, " ").replace(/ /g, "&nbsp;");
-    const timeStr = Utils.pad(duration.toString() + "ms", width, " ").replace(/ /g, "&nbsp;");
+    const timeStr = (duration.toString() + "ms").padStart(width, " ").replace(/ /g, "&nbsp;");
 
     let msg = "time: " + timeStr + "<br>length: " + lengthStr;
 
     if (typeof lines === "number") {
-        const linesStr = Utils.pad(lines.toString(), width, " ").replace(/ /g, "&nbsp;");
+        const linesStr = lines.toString().padStart(width, " ").replace(/ /g, "&nbsp;");
         msg += "<br>lines: " + linesStr;
     }