Convert text to emoji in open Bitbucket editor.

commentChanger.js

// Use as a bookmarklet by saving a bookmark with `javascript:${codeBelow}`.
// Will change all characters from `a` to `:regional_indicator_a` in an open Bitbucket editor.
// [a-zA-Z0-9#] supported.
// Working in the bitbucket editor at the time this gist was created (10/02/2020).
(function() {
    'use strict';
    // Get the open editor.
    const editorWrapper = document.getElementsByClassName('ak-editor-content-area')[0];
    const editor = editorWrapper.querySelectorAll('[contenteditable="true"]')[0];

    // Make the content use the emoji if it's an alphabetical character.
    const existingText = editor.textContent;
    const charArray = [...existingText];
    const newCharArray = [];
    charArray.forEach((char) => {
        if (/[a-zA-Z]/.test(char)) {
            newCharArray.push(`:regional_indicator_${char.toLowerCase()}:`)
        } else if (/[0-9#]|10/.test(char)) {
            switch (char.toLowerCase()) {
                case '0':
                    newCharArray.push(':zero:');
                    break;
                case '1':
                    newCharArray.push(':one:');
                    break;
                case '2':
                    newCharArray.push(':two:');
                    break;
                case '3':
                    newCharArray.push(':three:');
                    break;
                case '4':
                    newCharArray.push(':four:');
                    break;
                case '5':
                    newCharArray.push(':five:');
                    break;
                case '6':
                    newCharArray.push(':six:');
                    break;
                case '7':
                    newCharArray.push(':seven:');
                    break;
                case '8':
                    newCharArray.push(':eight:');
                    break;
                case '9':
                    newCharArray.push(':nine:');
                    break;
                case '10':
                    newCharArray.push(':keycap_ten:');
                    break;
                case '#':
                    newCharArray.push(':hash:');
                    break;
                default:
                    break;
            }
        } else if (/[ ]/.test(char)) {
            // Bitbucket strips spaces out, so use `___` to represent a space.
            newCharArray.push('__');
        } else {
            newCharArray.push(char);
        }
    });
    const newMessageString = newCharArray.join(' ');

    // Replace the content.
    editor.textContent = newMessageString;
})();