'use strict';
|
|
Object.defineProperty(exports, "__esModule", {
|
value: true
|
});
|
exports.default = _eachOfLimit;
|
|
var _noop = require('lodash/noop');
|
|
var _noop2 = _interopRequireDefault(_noop);
|
|
var _once = require('./once');
|
|
var _once2 = _interopRequireDefault(_once);
|
|
var _iterator = require('./iterator');
|
|
var _iterator2 = _interopRequireDefault(_iterator);
|
|
var _onlyOnce = require('./onlyOnce');
|
|
var _onlyOnce2 = _interopRequireDefault(_onlyOnce);
|
|
var _breakLoop = require('./breakLoop');
|
|
var _breakLoop2 = _interopRequireDefault(_breakLoop);
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
function _eachOfLimit(limit) {
|
return function (obj, iteratee, callback) {
|
callback = (0, _once2.default)(callback || _noop2.default);
|
if (limit <= 0 || !obj) {
|
return callback(null);
|
}
|
var nextElem = (0, _iterator2.default)(obj);
|
var done = false;
|
var running = 0;
|
var looping = false;
|
|
function iterateeCallback(err, value) {
|
running -= 1;
|
if (err) {
|
done = true;
|
callback(err);
|
} else if (value === _breakLoop2.default || done && running <= 0) {
|
done = true;
|
return callback(null);
|
} else if (!looping) {
|
replenish();
|
}
|
}
|
|
function replenish() {
|
looping = true;
|
while (running < limit && !done) {
|
var elem = nextElem();
|
if (elem === null) {
|
done = true;
|
if (running <= 0) {
|
callback(null);
|
}
|
return;
|
}
|
running += 1;
|
iteratee(elem.value, elem.key, (0, _onlyOnce2.default)(iterateeCallback));
|
}
|
looping = false;
|
}
|
|
replenish();
|
};
|
}
|
module.exports = exports['default'];
|
