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'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = eachOfSeries;
var _once = require('lodash/once');
var _once2 = _interopRequireDefault(_once);
var _noop = require('lodash/noop');
var _noop2 = _interopRequireDefault(_noop);
var _keyIterator = require('./internal/keyIterator');
var _keyIterator2 = _interopRequireDefault(_keyIterator);
var _onlyOnce = require('./internal/onlyOnce');
var _onlyOnce2 = _interopRequireDefault(_onlyOnce);
var _setImmediate = require('./setImmediate');
var _setImmediate2 = _interopRequireDefault(_setImmediate);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function eachOfSeries(obj, iterator, callback) {
callback = (0, _once2.default)(callback || _noop2.default);
obj = obj || [];
var nextKey = (0, _keyIterator2.default)(obj);
var key = nextKey();
function iterate() {
var sync = true;
if (key === null) {
return callback(null);
}
iterator(obj[key], key, (0, _onlyOnce2.default)(function (err) {
if (err) {
callback(err);
} else {
key = nextKey();
if (key === null) {
return callback(null);
} else {
if (sync) {
(0, _setImmediate2.default)(iterate);
} else {
iterate();
}
}
}
}));
sync = false;
}
iterate();
}
module.exports = exports['default'];
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