lua: add simple event multiplexing mechanism

The editor core calls into the functions registered in the `vis.events`
table which then multiplex the events to all registered event handlers.
The first handler which returns a non `nil` value terminates event
propagation.

1 files changed, 2 insertions, 2 deletions

diff --git a/lua/plugins/filetype.lua b/lua/plugins/filetype.lua
index e308ac0..7101e4c 100644
--- a/lua/plugins/filetype.lua
+++ b/lua/plugins/filetype.lua
@@ -356,7 +356,7 @@ vis.ftdetect.filetypes = {
 	},
 }
 
-vis.filetype_detect = function(win)
+vis.events.subscribe(vis.events.WIN_OPEN, function(win)
 	local name = win.file.name
 	-- remove ignored suffixes from filename
 	local sanitizedfn = name
@@ -425,5 +425,5 @@ vis.filetype_detect = function(win)
 	end
 
 	win.syntax = nil
-end
+end)