Adds a shortcut(Shift + Alt/Option + F) and context menu option to prettify code selection.
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// ==UserScript==
// @name Prettify JSON Selection
// @namespace vengut.github.io
// @version 2024-10-10
// @description Adds a shortcut(Shift + Alt/Option + F) and context menu option to prettify code selection.
// @license MIT
// @author Venkat G
// @match *://*/*
// @icon data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>📄</text></svg>
// @grant GM_registerMenuCommand
// ==/UserScript==
(function () {
"use strict";
GM_registerMenuCommand("Prettify", prettifyJson);
document.querySelector("body").addEventListener("keydown", (event) => {
console.log(event.key);
// Shift + Alt(Option) + F
if (event.shiftKey && event.altKey && (event.key === "Ï" || event.key === "F")) {
prettifyJson();
}
});
function prettifyJson() {
try {
let text = "";
// https://stackoverflow.com/a/5379408
if (window.getSelection) {
text = window.getSelection().toString();
} else if (document.selection && document.selection.type != "Control") {
text = document.selection.createRange().text;
}
const json = JSON.stringify(JSON.parse(text), null, 2);
const blob = new Blob([json], { type: "application/json" });
const blobUrl = URL.createObjectURL(blob);
window.open(blobUrl);
} catch (err) {}
}
})();