iterama/node/filter-async.js

Composable functional (async) iterable helpers

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

const filterAsync = filterFn => iterable => ({
  async *[Symbol.asyncIterator]() {
    let i = 0;

    for await (const value of iterable) {
      if (await filterFn(value, i++)) {
        yield value;
      }
    }
  }

});

exports.filterAsync = filterAsync;