Function applyMapToElement

src/map.ts:301–313

(input: unknown, parent: object | undefined, owner: RpcPayload | null,
                           captures: StubHook[], instructions: unknown[])

}

function applyMapToElement(input: unknown, parent: object | undefined, owner: RpcPayload | null,
                           captures: StubHook[], instructions: unknown[]): RpcPayload {
  // TODO(perf): I wonder if we could use .fromAppParams() instead of .deepCopyFrom()? It
  //   maybe wouldn't correctly handle the case of RpcTargets in the input, so we need a variant
  //   which takes an `owner`, which does add some complexity.
  let inputHook = new PayloadStubHook(RpcPayload.deepCopyFrom(input, parent, owner));
  let mapper = new MapApplicator(captures, inputHook);
  try {
    return mapper.apply(instructions);
  } finally {
    mapper.dispose();
  }
}

mapImpl.applyMap = (input: unknown, parent: object | undefined, owner: RpcPayload | null,
                    captures: StubHook[], instructions: unknown[]) => {