feat: GH-45 Add events when enabling/disabling the plugin (#46)

README.md

@@ -206,6 +206,8 @@ The plugin fires events at various points during its lifecycle which users can h
 
 - `AutoSaveWritePre` Just before a buffer is getting saved
 - `AutoSaveWritePost` Just after a buffer is getting saved
+- `AutoSaveEnable` Just after enabling the plugin
+- `AutoSaveDisable` Just after disabling the plugin
 
 It will always supply the current buffer in the `data.saved_buffer`
 

lua/auto-save/init.lua

@@ -79,7 +79,7 @@ local function save(buf)
     return
   end
 
-  autocmds.exec_autocmd("AutoSaveWritePre", buf)
+  autocmds.exec_autocmd("AutoSaveWritePre", { saved_buffer = buf })
 
   local noautocmd = cnf.opts.noautocmd and "noautocmd " or ""
   if cnf.opts.write_all_buffers then
@@ -90,7 +90,7 @@ local function save(buf)
     end)
   end
 
-  autocmds.exec_autocmd("AutoSaveWritePost", buf)
+  autocmds.exec_autocmd("AutoSaveWritePost", { saved_buffer = buf })
   logger.log(buf, "Saved buffer")
 
   if cnf.opts.execution_message.enabled == true then
@@ -163,12 +163,16 @@ function M.on()
   })
 
   autosave_running = true
+
+  autocmds.exec_autocmd("AutoSaveEnable")
 end
 
 function M.off()
   autocmds.create_augroup({ clear = true })
 
   autosave_running = false
+
+  autocmds.exec_autocmd("AutoSaveDisable")
 end
 
 function M.toggle()

lua/auto-save/utils/autocommands.lua

@@ -20,9 +20,13 @@ M.create_augroup = function(opts)
 end
 
 --- @param pattern string
---- @param saved_buffer number
-M.exec_autocmd = function(pattern, saved_buffer)
-  api.nvim_exec_autocmds("User", { pattern = pattern, data = { saved_buffer = saved_buffer } })
+--- @param data? table
+M.exec_autocmd = function(pattern, data)
+  local opts = { pattern = pattern }
+  if data ~= nil then
+    opts.data = data
+  end
+  api.nvim_exec_autocmds("User", opts)
 end
 
 --- @param trigger_events TriggerEvent[]?