bs-manager/src/shared/helpers/array.helpers.ts

export function splitIntoChunk<T = unknown>(arr: T[], chunkSize: number): T[][] {
    const resArr = [];
    for(let i = 0; i < arr.length; i += chunkSize){
        resArr.push(arr.slice(i, i + chunkSize));
    }
    return resArr;
}