Fix types for two methods

djipco / webmidi

Tame the Web MIDI API. Send and receive MIDI messages with ease. Control instruments with user-friendly functions (playNote, sendPitchBend, etc.). React to MIDI input with simple event listeners (noteon, pitchbend, controlchange, etc.).

Apache License 2.0

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Fix types for two methods #289

Closed disambiguator closed 2 years ago

disambiguator commented 2 years ago

getInputById and getOutputById can both return undefined if not found. This is already noted in the docs, but the types are wrong.

djipco commented 2 years ago

Thanks!