feat: support callback on cmp.accept()

lua/blink/cmp/completion/list.lua

@@ -24,7 +24,10 @@
 --- @field apply_preview fun(item: blink.cmp.CompletionItem)
 --- @field accept fun(opts?: blink.cmp.CompletionListAcceptOpts): boolean Applies the currently selected item, returning true if it succeeded
 
---- @class blink.cmp.CompletionListAcceptOpts
+--- @class blink.cmp.CompletionListSelectAndAcceptOpts
+--- @field callback? fun() Called after the item is accepted
+
+--- @class blink.cmp.CompletionListAcceptOpts : blink.cmp.CompletionListSelectAndAcceptOpts
 --- @field index? number The index of the item to accept, if not provided, the currently selected item will be accepted
 
 --- @class blink.cmp.CompletionListShowEvent
@@ -210,7 +213,10 @@ function list.accept(opts)
 
   list.undo_preview()
   local accept = require('blink.cmp.completion.accept')
-  accept(list.context, item, function() list.accept_emitter:emit({ item = item, context = list.context }) end)
+  accept(list.context, item, function()
+    list.accept_emitter:emit({ item = item, context = list.context })
+    if opts.callback then opts.callback() end
+  end)
   return true
 end
 

lua/blink/cmp/init.lua

@@ -63,11 +63,19 @@ function cmp.accept(opts)
   return true
 end
 
-function cmp.select_and_accept()
+--- @param opts? blink.cmp.CompletionListSelectAndAcceptOpts
+function cmp.select_and_accept(opts)
   if not cmp.is_visible() then return end
 
   local completion_list = require('blink.cmp.completion.list')
-  vim.schedule(function() completion_list.accept({ index = completion_list.selected_item_idx or 1 }) end)
+  vim.schedule(
+    function()
+      completion_list.accept({
+        index = completion_list.selected_item_idx or 1,
+        callback = opts and opts.callback,
+      })
+    end
+  )
   return true
 end