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code improvements

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Rene Haas
2021-01-13 17:13:25 +01:00
parent 9b47e9d76b
commit dc3b83ac7b
19 changed files with 323 additions and 98 deletions
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packages/overlayscrollbars/src/support/utils/array.ts
+12 -2
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@@ -1,4 +1,4 @@
import { isArrayLike } from 'support/utils/types';
import { isArrayLike, isString } from 'support/utils/types';
import { PlainObject } from 'typings';
type RunEachItem = ((...args: any) => any | any[]) | null | undefined;
@@ -55,6 +55,16 @@ export function each<T>(
*/
export const indexOf = <T = any>(arr: Array<T>, item: T, fromIndex?: number): number => arr.indexOf(item, fromIndex);
/**
* Pushesh all given items into the given array and returns it.
* @param array The array the items shall be pushed into.
* @param items The items which shall be pushed into the array.
*/
export const push = <T>(array: Array<T>, items: T | ArrayLike<T>, arrayIsSingleItem?: boolean): Array<T> => {
!arrayIsSingleItem && !isString(items) && isArrayLike(items) ? Array.prototype.push.apply(array, items as Array<T>) : array.push(items as T);
return array;
};
/**
* Creates a shallow-copied Array instance from an array-like or iterable object.
* @param arr The object from which the array instance shall be created.
@@ -65,7 +75,7 @@ export const from = <T = any>(arr: ArrayLike<T>) => {
}
const result: Array<T> = [];
each(arr, (elm) => {
result.push(elm);
push(result, elm);
});
return result;
};