@feugene/mu/dist/esm/to/toArray.mjs

Helpful TS utilities without dependencies

import isArrayLike from '../is/isArrayLike.mjs';
import isBoolean from '../is/isBoolean.mjs';
import isNumeric from '../is/isNumeric.mjs';
import isNil from '../is/isNil.mjs';
import isString from '../is/isString.mjs';
import copyArray from '../internal/copyArray.mjs';
import stringToArray from '../string/stringToArray.mjs';
import values from '../object/values.mjs';
/** Built-in value references. */
const symIterator = Symbol ? Symbol.iterator : undefined;
/**
 * Converts `iterator` to an array.
 *
 * @private
 * @param {Object} iterator The iterator to convert.
 * @returns {Array} Returns the converted array.
 */
function iteratorToArray(iterator) {
    let data;
    const result = [];
    while (!(data = iterator.next()).done) {
        result.push(data.value);
    }
    return result;
}
/**
 * Converts `value` to an array.
 *
 * @memberof µ
 * @author efureev
 *
 * @param {*} value The value to convert.
 * @returns {Array} Returns the converted array.
 *
 * @example
 *
 * toArray({ 'a': 1, 'b': 2 });
 * // => [1, 2]
 *
 * toArray('abc');
 * // => ['a', 'b', 'c']
 *
 * toArray(1);
 * // => []
 *
 * toArray(null);
 * // => []
 */
export default function toArray(value = []) {
    if (isNil(value)) {
        return [];
    }
    if (isArrayLike(value)) {
        return isString(value) ? stringToArray(value) : copyArray(value);
    }
    if (isNumeric(value) || isBoolean(value)) {
        return [value];
    }
    if (symIterator && value[symIterator]) {
        return iteratorToArray(value[symIterator]());
    }
    return values(value);
}
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