Sets or gets the default captureRejection value for all emitters.
This symbol shall be used to install a listener for only monitoring
events. Listeners installed using this symbol are called before the regular
'error' listeners are called.
Installing a listener using this symbol does not change the behavior once an
'error' event is emitted, therefore the process will still crash if no
'error' listener is installed.
Event emitter The defined events on documents including:
A utility method for creating Readable Streams out of iterators.