JAVASCRIPT

getting data from an api

function sayJoke(apiUrl, jokeId) {
    return fetch(apiUrl).then(response =>
        response.json()
    ).then(json => {
        for (let joke of json.jokes) {
            if (joke.id === jokeId) {
                return {saySetup: _ => joke.setup, sayPunchLine: _ => joke.punchLine};
            }
        }
        throw new Error(`No jokes found id: ${jokeId}`);
    }).catch(error => {
        throw (error instanceof TypeError)? new Error(`No jokes at url: ${apiUrl}`) : error
    });
}