Returns a connection by ID, or undefined if not found.
The connection ID.
The connection entity, or undefined.
Returns all connections where the given claim is the supported
endpoint (i.e. the claimId side of the edge).
The supported claim ID to filter by.
An array of matching connections.
Narrow read-only interface for claim-connection lookups. Implemented by
ClaimCitationLibraryandClaimAxiomLibrary.A claim connection is a directional support edge between two claims. The supported endpoint lives at
claimId; the endpoint that supplies the support lives atsupportingClaimId. Specializations (citation vs. axiom) differ in which library they live in and what type the supporting-side claim must have.