CyberChef/src/core/operations/RemoveWhitespace.mjs

87 lines
2.3 KiB
JavaScript

/**
* @author n1474335 [n1474335@gmail.com]
* @copyright Crown Copyright 2016
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
/**
* Remove whitespace operation
*/
class RemoveWhitespace extends Operation {
/**
* RemoveWhitespace constructor
*/
constructor() {
super();
this.name = "Remove whitespace";
this.module = "Default";
this.description = "Optionally removes all spaces, carriage returns, line feeds, tabs and form feeds from the input data.<br><br>This operation also supports the removal of full stops which are sometimes used to represent non-printable bytes in ASCII output.";
this.inputType = "string";
this.outputType = "string";
this.args = [
{
"name": "Spaces",
"type": "boolean",
"value": true
},
{
"name": "Carriage returns (\\r)",
"type": "boolean",
"value": true
},
{
"name": "Line feeds (\\n)",
"type": "boolean",
"value": true
},
{
"name": "Tabs",
"type": "boolean",
"value": true
},
{
"name": "Form feeds (\\f)",
"type": "boolean",
"value": true
},
{
"name": "Full stops",
"type": "boolean",
"value": false
}
];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const [
removeSpaces,
removeCarriageReturns,
removeLineFeeds,
removeTabs,
removeFormFeeds,
removeFullStops
] = args;
let data = input;
if (removeSpaces) data = data.replace(/ /g, "");
if (removeCarriageReturns) data = data.replace(/\r/g, "");
if (removeLineFeeds) data = data.replace(/\n/g, "");
if (removeTabs) data = data.replace(/\t/g, "");
if (removeFormFeeds) data = data.replace(/\f/g, "");
if (removeFullStops) data = data.replace(/\./g, "");
return data;
}
}
export default RemoveWhitespace;