tree f2c8bfdfe7d867766d161a710f2b7425287cd3ba
parent 70bcf14c593676a9983ff90693a37173d1430e48
author Patrick Williams <patrick@stwcx.xyz> 1692301497 -0500
committer Patrick Williams <patrick@stwcx.xyz> 1692304061 -0500

message: read: simplify SFIANE templates

Leverage C++20 concepts to simplify the SFINAE template instances for
message::read_single.  All templates now use requirements instead of
SFINAE and all variadic class templates are removed, except for the
variant instance.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ic3c7c2594d58a8c599d142905d924a1c0b45806c