iter-tools-es/impls/$take-while/async-take-while.js

The iterable toolbox

const {
  asyncIterableCurry
} = require('../../internal/async-iterable.js');

async function* __asyncTakeWhile(source, predicate) {
  let take = true;
  let c = 0;

  for await (const value of source) {
    take = await predicate(value, c++);

    if (take) {
      yield value;
    } else {
      break;
    }
  }
}

exports.__asyncTakeWhile = __asyncTakeWhile;
const asyncTakeWhile = /*#__PURE__*/asyncIterableCurry(__asyncTakeWhile);
exports.asyncTakeWhile = asyncTakeWhile;