Function using

using<T extends Disposable, R>(
resource: T & { init(): Promise<void> },
fn: (resource: T) => Promise<R>,
): Promise<R>
Utility function to handle resource management similar to Python's context manager
Type Parameters
- T extends Disposable
- R
Parameters
- resource: T & { init(): Promise<void> }
  A disposable resource with init and dispose methods
- fn: (resource: T) => Promise<R>
  The function to execute with the managed resource
Returns Promise<R>
- Defined in fs/src/context.ts:50