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import arrayMap from 'lodash/_arrayMap';
import property from 'lodash/_baseProperty';
export default function _filter(eachfn, arr, iteratee, callback) {
var results = [];
eachfn(arr, function (x, index, callback) {
iteratee(x, function (err, v) {
if (err) {
callback(err);
}
else {
if (v) {
results.push({index: index, value: x});
}
callback();
}
});
}, function (err) {
if (err) {
callback(err);
}
else {
callback(null, arrayMap(results.sort(function (a, b) {
return a.index - b.index;
}), property('value')));
}
});
}
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