Function maybeNotify

src/queue.js:109–115

(q)

}

function maybeNotify(q) {
  if (!q._active && q._call) {
    var d = q._data;
    q._data = undefined; // allow gc
    q._call(q._error, d);
  }
}

export default function queue(concurrency) {
  if (concurrency == null) concurrency = Infinity;