Function storeEndpoint

storeEndpoint(
    ep: { l: string; r?: string },
    identify: IdentifyPort,
    previous?: StoredPatchEndpoint,
): StoredPatchEndpoint
storeLeg for a whole endpoint, keeping r absent when the source is mono.
Parameters
- ep: { l: string; r?: string }
- identify: IdentifyPort
- Optionalprevious: StoredPatchEndpoint
Returns StoredPatchEndpoint