label waveformCache prop as optional

bbc / peaks.js

JavaScript UI component for interacting with audio waveforms

https://waveform.prototyping.bbc.co.uk

GNU Lesser General Public License v3.0

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label waveformCache prop as optional #453

Closed tscz closed 2 years ago

tscz commented 2 years ago

This PR fixes a little typo in the typescript definition: The waveform cache is currently not labelled as optional in typescript, even though it is intended to be optional.

chrisn commented 2 years ago

Sorry, I missed that. Thank you!