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<div class="content" data-ice="content"><h1 data-ice="title">lib/internal/iterator.js</h1>
<pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">import isArrayLike from 'lodash/isArrayLike';
import getIterator from './getIterator';
import keys from 'lodash/keys';
export default function iterator(coll) {
var i = -1;
var len;
if (isArrayLike(coll)) {
len = coll.length;
return function next() {
i++;
return i < len ? {value: coll[i], key: i} : null;
};
}
var iterate = getIterator(coll);
if (iterate) {
return function next() {
var item = iterate.next();
if (item.done)
return null;
i++;
return {value: item.value, key: i};
};
}
var okeys = keys(coll);
len = okeys.length;
return function next() {
i++;
var key = okeys[i];
return i < len ? {value: coll[key], key: key} : null;
};
}
</code></pre>
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