export function query(obj: object): string { const params = Object.entries(obj) .filter(([, v]) => Array.isArray(v) ? v.length : v !== undefined) .reduce((a, [k, v]) => (a[k] = v, a), {} as Record); return Object.entries(params) .map((e) => `${e[0]}=${encodeURIComponent(e[1])}`) .join('&'); } export function appendQuery(url: string, query: string): string { return `${url}${/\?/.test(url) ? url.endsWith('?') ? '' : '&' : '?'}${query}`; }