iterama/node/length-async.js

Composable functional (async) iterable helpers

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.lengthAsync = void 0;

const lengthAsync = async iterable => {
  const iterator = iterable[Symbol.asyncIterator]();
  let i = 0;

  while (i < Number.MAX_SAFE_INTEGER && !(await iterator.next()).done) {
    ++i;
  }

  return i;
};

exports.lengthAsync = lengthAsync;