`defineExtensionDecoder`

`defineExtensionDecoder`

Identity helper that narrows the type of a custom ExtensionDecoder literal.

ts

function defineExtensionDecoder<TValue>(
	decoder: ExtensionDecoder<TValue>,
): ExtensionDecoder<TValue>

Parameters

decoder: ExtensionDecoder<TValue> — Decoder definition to return unchanged.

Returns — The same decoder, properly typed.