Function _disposeOnce

_disposeOnce<A extends any[]>(fn: (...args: A) => void): _Dispose<A>
Wraps a function to ensure it is only executed once.
Type Parameters
- A extends any[]
Parameters
- fn: (...args: A) => void
  The function to be executed only once.
Returns _Dispose<A>
A new function that calls the original function only the first time it is invoked.