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/**

 * Create an HTML card

 * @param {String} title The title the card should have (placed inside an <h2>)

 * @param {string} title The title the card should have (placed inside an <h2>)

 * @param {String | undefined} supplemental Optional: A supplemental text that is placed floating right to the title

 * @returns A div.card DOM element

 */

 * and if the title bar should appear clickable.

 * 

 * @param {HTMLElement} cardEl The .card element

 * @param {String} text The text for the hover title

 * @param {string} text The text for the hover title

 * @param {Boolean} clickable If the title bar should appear clickable

 */

export function setCardHoverTitle(cardEl, text, clickable) {

    #execute = null

    #context = new ExerciseExecutionContext()

    /**

     * @param {string} name Human-readable name of the exercise

     * @param {number} index Index of the exercise in the list of exercises of the test

     * @param {Function} execute A function to configure and execute this exercise

     */

    constructor(name, index, execute) {

        this.name = name

        this.index = index

     * should know exactly what is expected of them and can start thinking

     * about a solution.

     * 

     * @param {String} description Description of the exercise

     * @param {string} description Description of the exercise

     */

    describe(description) {

        this._describeHandler(description)

     * When the praameter passed to `hasOutput` is a list, the verification succeeds iff

     * the output lines are exactly the ones in the list.

     * 

     * @param {String} command A command to execute

     * @param {string} command A command to execute

     * @returns An object that has the method "hasOutput"

     */

    verify(command) {

 * A test. It has a human-readable name and a list of exercises.

 */

class Test {

    /**

     * @param {string} name Human-readable name of the test

     * @param {Exercise[]} exercises The exercises this test consists of

     */

    constructor(name, exercises) {

        this.name = name

        this.exercises = exercises

/**

 * Create a test. Returns the test object

 * 

 * @param {String} name A human-readable name of the test

 * @param {string} name A human-readable name of the test

 * @param {Function} exerciseCreationFunction A function that calls `exercise` to create exercise.

 * Note: This must be a function declared with the function keyword, arrow functions (()=>{...}) do not work.

 */

        /**

         * Add an exercise.

         * 

         * @param {String} name A short name of the exercise

         * @param {string} name A short name of the exercise

         * @param {Function} execute A function that executes the exercise. 

         * Note: This must be a function declared with the function keyword, arrow functions (()=>{...}) do not work.

         */

/**

 * Try to parse the given line as if it contained a prompt, maybe followed by user input.

 * 

 * @param {String} line A line that might contain a prompt, followed by optional user input

 * @param {string} line A line that might contain a prompt, followed by optional user input

 * @returns An object containing prompt and input, or null if the line wasn't a prompt line

 */

function parseAsPrompt(line) {

/**

 * Parse the given line as if it was a line of output.

 * 

 * @param {String} line A line containing output

 * @param {string} line A line containing output

 * @returns An object with an output property, which is a list containing only this line

 */

function parseAsOutput(line) {

 * Try to parse the given line as if it contained a prompt, maybe followed by user input.

 * If this isn't successful, parse it as if it contained output.

 * 

 * @param {String} line A line containing either a prompt and optionally input or some output

 * @param {string} line A line containing either a prompt and optionally input or some output

 * @returns An object containing either prompt and input, or the output

 */

function parseAsPromptOrOutput(line) {

/**

 * Types the given command into the terminal and simulates an Enter press

 * The command will then be executed, and the output will be shown in the terminal

 * @param {String} command A command to execute

 * @param {string} command A command to execute

 */

export function runCommand(command) {

    const textarea = document.querySelector(".term_textarea")

    /**

     * Mark the given exercise as solved

     * @param {Number} exerciseIndex The index of the exercise to be marked as solved

     * @param {number} exerciseIndex The index of the exercise to be marked as solved

     */

    markAsSolved(exerciseIndex) {

        if (this.solvedExercises.includes(exerciseIndex)) {

/**

 * Create a DOM element with the given tag and the given classes

 * @param {String} tagName The tag name of the element to create

 * @param {string} tagName The tag name of the element to create

 * @param {Array<String>} classes The class(es) the element should have

 */

export function createElementWithClass(tagName, ...classes) {