tree 8e3cfaf86fd3aa50baa31d123f84a469270e4e31
parent 6f5ffc606a78e9b7b69d6dc6b0bc2c4b534df180
author Patrick Williams <patrick@stwcx.xyz> 1647263010 -0500
committer Patrick Williams <patrick@stwcx.xyz> 1647263024 -0500

asio: object_server: fix 'callFunction' for void result

`auto r = ...` doesn't work when the expression returns a void.
Improve the 'callFunction' functions to handle the void result case
by putting the `m.append` into a separate constexpr-if.

Fixes eb6a9d0.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I31dfc23d123000c62efe6243b374ba65fc0d5abd