campaigns: Use heap for changeset syncing (!8769) · Merge requests · Administrator / sourcegraph

Administrator requested to merge syncer-priority into master Mar 03, 2020

Created by: ryanslade

This PR rewrites the changeset syncer to use a heap.

The downside is that we have long lived state, but we avoid the possibility of items getting queued more than once in the high priority channel.

campaigns: Use heap for changeset syncing