use ByteString as container for websocket text message #1864
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PR Type
Improvement
PR Checklist
Overview
Use
ByteString
as the contained format for websocket text messages so that the underlying memory can be re-used when sending to many clients; eliminating need for more expensive String cloning.Blocked on #1813 for bytestring v1.0 upgrade.
Breaking change to public interface.
Closes #1846.