| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | function isIterator(candidate) {
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| 4 | return typeof candidate === 'object' && candidate !== null && typeof candidate.next === 'function';
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| 5 | }
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| 6 | exports.isIterator = isIterator;
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| 7 | function isIterable(candidate) {
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| 8 | return typeof candidate === 'object' && candidate !== null && typeof candidate[Symbol.iterator] === 'function';
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| 9 | }
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| 10 | exports.isIterable = isIterable;
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| 11 | function toIterator(collection) {
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| 12 | if (isIterator(collection)) {
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| 13 | return collection;
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| 14 | }
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| 15 | if (isIterable(collection)) {
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| 16 | return collection[Symbol.iterator]();
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| 17 | }
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| 18 | throw new Error('Passed collection is neither an Iterator nor an Iterable');
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| 19 | }
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| 20 | exports.toIterator = toIterator;
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| 21 | |
| \ | No newline at end of file |