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40 lines
841 B
40 lines
841 B
/* eslint no-constant-condition: 0 */
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/**
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* Obliterator Take Into Function
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* ===============================
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*
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* Same as the take function but enables the user to select an array class
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* in which to insert the retrieved values.
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*/
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var iter = require('./iter.js');
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/**
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* Take Into.
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*
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* @param {function} ArrayClass - Array class to use.
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* @param {Iterable} iterable - Target iterable.
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* @param {number} n - Number of items to take.
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* @return {array}
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*/
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module.exports = function takeInto(ArrayClass, iterable, n) {
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var array = new ArrayClass(n),
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step,
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i = 0;
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var iterator = iter(iterable);
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while (true) {
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if (i === n) return array;
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step = iterator.next();
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if (step.done) {
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if (i !== n) return array.slice(0, i);
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return array;
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}
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array[i++] = step.value;
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}
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};
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