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Last change
on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
Update repo after prototype presentation
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File size:
1.4 KB
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[d565449] | 1 | import Symbol from './_Symbol.js';
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| 2 | import copyArray from './_copyArray.js';
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| 3 | import getTag from './_getTag.js';
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| 4 | import isArrayLike from './isArrayLike.js';
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| 5 | import isString from './isString.js';
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| 6 | import iteratorToArray from './_iteratorToArray.js';
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| 7 | import mapToArray from './_mapToArray.js';
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| 8 | import setToArray from './_setToArray.js';
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| 9 | import stringToArray from './_stringToArray.js';
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| 10 | import values from './values.js';
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| 11 |
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| 12 | /** `Object#toString` result references. */
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| 13 | var mapTag = '[object Map]',
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| 14 | setTag = '[object Set]';
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| 15 |
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| 16 | /** Built-in value references. */
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| 17 | var symIterator = Symbol ? Symbol.iterator : undefined;
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| 18 |
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| 19 | /**
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| 20 | * Converts `value` to an array.
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| 21 | *
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| 22 | * @static
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| 23 | * @since 0.1.0
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| 24 | * @memberOf _
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| 25 | * @category Lang
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| 26 | * @param {*} value The value to convert.
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| 27 | * @returns {Array} Returns the converted array.
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| 28 | * @example
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| 29 | *
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| 30 | * _.toArray({ 'a': 1, 'b': 2 });
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| 31 | * // => [1, 2]
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| 32 | *
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| 33 | * _.toArray('abc');
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| 34 | * // => ['a', 'b', 'c']
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| 35 | *
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| 36 | * _.toArray(1);
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| 37 | * // => []
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| 38 | *
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| 39 | * _.toArray(null);
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| 40 | * // => []
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| 41 | */
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| 42 | function toArray(value) {
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| 43 | if (!value) {
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| 44 | return [];
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| 45 | }
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| 46 | if (isArrayLike(value)) {
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| 47 | return isString(value) ? stringToArray(value) : copyArray(value);
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| 48 | }
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| 49 | if (symIterator && value[symIterator]) {
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| 50 | return iteratorToArray(value[symIterator]());
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| 51 | }
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| 52 | var tag = getTag(value),
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| 53 | func = tag == mapTag ? mapToArray : (tag == setTag ? setToArray : values);
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| 54 |
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| 55 | return func(value);
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| 56 | }
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| 57 |
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| 58 | export default toArray;
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