20 lines
798 B
JavaScript
20 lines
798 B
JavaScript
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import { isArrayLike } from "../predicate/isArrayLike.mjs";
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//#region src/compat/array/flatten.ts
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function flatten(value, depth = 1) {
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const result = [];
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const flooredDepth = Math.floor(depth);
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if (!isArrayLike(value)) return result;
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const recursive = (arr, currentDepth) => {
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for (let i = 0; i < arr.length; i++) {
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const item = arr[i];
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if (currentDepth < flooredDepth && (Array.isArray(item) || Boolean(item?.[Symbol.isConcatSpreadable]) || item !== null && typeof item === "object" && Object.prototype.toString.call(item) === "[object Arguments]")) if (Array.isArray(item)) recursive(item, currentDepth + 1);
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else recursive(Array.from(item), currentDepth + 1);
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else result.push(item);
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}
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};
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recursive(Array.from(value), 0);
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return result;
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}
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//#endregion
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export { flatten };
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