Function fetchJSON

Support/SingleFileLibs/javascript/app.js:140–158

(url, opts = {})

  }

  async function fetchJSON(url, opts = {}) {
    const res = await fetch(url, { headers: { ...authHeaders() }, ...opts });
    if (!res.ok) {
      let message = `HTTP ${res.status} for ${url}`;
      let bodyText = '';
      try { bodyText = await res.text(); } catch {}
      let payload;
      try { payload = JSON.parse(bodyText); } catch { payload = null; }
      const payloadMsg = payload && payload.message ? payload.message : '';
      if (res.status === 403 && (payloadMsg.toLowerCase().includes('rate limit') || (res.headers.get('x-ratelimit-remaining') === '0'))) {
        throw new Error(buildRateLimitMessage(res, payloadMsg));
      }
      if (res.status === 401) {
        throw new Error('GitHub API authentication failed. Please check your token.');
      }
      throw new Error(message + (payloadMsg ? ` — ${payloadMsg}` : ''));
    }
    return res.json();
  }

  async function fetchText(url, opts = {}) {
    const res = await fetch(url, opts);