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* fix(builders): don't mutate user provided array * test: add normalize array tests * chore: revert vscode autochange * Update util.test.ts * refactor: remove unnecessary clone --------- Co-authored-by: Vlad Frangu <me@vladfrangu.dev> Co-authored-by: Jiralite <33201955+Jiralite@users.noreply.github.com> Co-authored-by: Almeida <github@almeidx.dev>
20 lines
687 B
TypeScript
20 lines
687 B
TypeScript
/**
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* Normalizes data that is a rest parameter or an array into an array with a depth of 1.
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*
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* @typeParam ItemType - The data that must satisfy {@link RestOrArray}.
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* @param arr - The (possibly variadic) data to normalize
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*/
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export function normalizeArray<ItemType>(arr: RestOrArray<ItemType>): ItemType[] {
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if (Array.isArray(arr[0])) return [...arr[0]];
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return arr as ItemType[];
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}
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/**
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* Represents data that may be an array or came from a rest parameter.
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*
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* @remarks
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* This type is used throughout builders to ensure both an array and variadic arguments
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* may be used. It is normalized with {@link normalizeArray}.
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*/
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export type RestOrArray<Type> = Type[] | [Type[]];
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