What every enhancer call returns. api is the first instance's API (or
null when nothing matched), the common case for framework bindings, which
always enhance a single root. instances carries one entry per enhanced
root for callers that enhance a whole container.
What every enhancer call returns.
apiis the first instance's API (ornullwhen nothing matched), the common case for framework bindings, which always enhance a single root.instancescarries one entry per enhanced root for callers that enhance a whole container.