References

summary
public	F accessDeep(path: array, obj: object): null \| any Safely access deeply nested values in an object.
public	F arrayChunks(arr: array, len: number): array Group an array's values into subgroups.
public	F ifFunc(func: function, args: args): any Quickly call a function or fail gracefully if it does not exist.
public	F mapObj(obj: object, callback: function): array The mapObj() method creates a new array with the results of calling a provided function on every element in the calling object.
public	F setDeep(obj: object, path: array \| string , value: any, setRecursively: boolean): object Deeply nest and set a value in an object.