Refactor emiter (#1879)
* split big Emitter to submodules.
* fix all deprecated warning.
Co-authored-by: 
mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
parent
fe95544d
* split big Emitter to submodules.
* fix all deprecated warning.
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
mentioned in commit 98f4da8b
·mentioned in commit 98f4da8b