mirror of https://github.com/gchq/CyberChef.git
68 lines
1.7 KiB
JavaScript
68 lines
1.7 KiB
JavaScript
/**
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* @author Matt C [me@mitt.dev]
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* @copyright Crown Copyright 2020
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* @license Apache-2.0
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*/
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import Operation from "../Operation.mjs";
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import Utils from "../Utils.mjs";
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/**
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* Unicode Text Format operation
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*/
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class UnicodeTextFormat extends Operation {
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/**
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* UnicodeTextFormat constructor
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*/
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constructor() {
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super();
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this.name = "Unicode Text Format";
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this.module = "Default";
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this.description = "Adds Unicode combining characters to change formatting of plaintext.";
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this.infoURL = "https://wikipedia.org/wiki/Combining_character";
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this.inputType = "byteArray";
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this.outputType = "byteArray";
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this.args = [
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{
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name: "Underline",
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type: "boolean",
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value: "false"
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},
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{
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name: "Strikethrough",
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type: "boolean",
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value: "false"
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}
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];
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}
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/**
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* @param {byteArray} input
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* @param {Object[]} args
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* @returns {byteArray}
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*/
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run(input, args) {
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const [underline, strikethrough] = args;
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let output = input.map(char => [char]);
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if (strikethrough) {
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output = output.map(charFormat => {
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charFormat.push(...Utils.strToUtf8ByteArray("\u0336"));
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return charFormat;
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});
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}
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if (underline) {
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output = output.map(charFormat => {
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charFormat.push(...Utils.strToUtf8ByteArray("\u0332"));
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return charFormat;
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});
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}
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// return output.flat(); - Not supported in Node 10, polyfilled
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return [].concat(...output);
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}
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}
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export default UnicodeTextFormat;
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