Fix crash with empty attribute values

preactjs / preact-custom-element

Wrap your component up as a custom element

MIT License

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Fix crash with empty attribute values #51

Closed marvinhagemeister closed 4 years ago

marvinhagemeister commented 4 years ago

Attributes use null as the empty value whereas undefined is more common with JavaScript. The latter is necessary to make default parameter values work.

Fixes #50 .