How to use the reflectAll function from async

installHelpers.js

GitHub: Laerdal/adapt_authoring

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    .then((answers) => callback({ ...answers, ...prefilled }));
}

function checkAllDependencies(callback) {
  async.parallel(
    async.reflectAll([checkPrimaryDependencies, checkSecondaryDependencies]),
    (error, results) => {
      const errors = results.map((result) => result.error).filter(Boolean);
      // all errors will be the same
      callback(errors.length ? errors[0] : null);

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utils.js

GitHub: alhassanaraouf/amon-node-js-public

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  }
},

asyncParallel: (tasks, onError) =>
  new Promise((resolve) => {
    const wrappedTasks = async.reflectAll(tasks);

    function callback(err, results) {
      const successResults = results.filter((res) => !!res.value).map((res) => res.value);
      const errorResults = results.filter((res) => !!res.error).map((res) => res.error);

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fetch.js

GitHub: metaodi/cabdriver

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var sources = me.getSources();
var sourceEntries = me.getSourceEntries(sources);

Async.parallel(
    Async.reflectAll(sourceEntries),
    function(err, allResults) {
        if (err) {
            exitCallback(err);
            return;

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ProjectFlusher.js

GitHub: overleaf/overleaf

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      { background: true },
      cb
    )
)
return async.parallelLimit(
  async.reflectAll(jobs),
  options.concurrency,
  function (error, results) {
    const success = []
    const failure = []

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+ 3 other calls in file

reflectAll.js

GitHub: mitchellporter/async.js-playground

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function fourth(callback) {
    // Everything goes perfectly
    callback(null, 'fourth result');
}

var async_functions = async.reflectAll([first, second, third, fourth]);
async.parallel(async_functions, (err, results) => {
    console.log(`Error: ${err}`);
    console.log(`Results length: ${results.length}`);

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