refactor: move mode checks to the main file

lua/blink-ripgrep/backends/ripgrep/ripgrep.lua

@@ -1,5 +1,4 @@
 ---@class blink-ripgrep.Backend
----@field config blink-ripgrep.Options
 local RipgrepBackend = {}
 
 ---@param config table
@@ -10,21 +9,6 @@ function RipgrepBackend.new(config)
 end
 
 function RipgrepBackend:get_matches(prefix, context, resolve)
-  if self.config.mode ~= "on" then
-    if self.config.debug then
-      local debug = require("blink-ripgrep.debug")
-      debug.add_debug_message("mode is off, skipping the search")
-      debug.add_debug_invocation({ "ignored-because-mode-is-off" })
-    end
-    resolve()
-    return
-  end
-
-  if string.len(prefix) < self.config.prefix_min_len then
-    resolve()
-    return
-  end
-
   -- builtin default command
   local command_module =
     require("blink-ripgrep.backends.ripgrep.ripgrep_command")
@@ -122,6 +106,8 @@ function RipgrepBackend:get_matches(prefix, context, resolve)
         end
       end
 
+      -- Had some issues with E550, might be fixed upstream nowadays. See
+      -- https://github.com/mikavilpas/blink-ripgrep.nvim/issues/53
       vim.schedule(function()
         resolve({
           is_incomplete_forward = false,

lua/blink-ripgrep/init.lua

@@ -28,6 +28,7 @@
 ---| "off" # Don't show completions at all
 
 ---@class blink-ripgrep.Backend # a backend defines how to get matches from the project's files for a search
+---@field config blink-ripgrep.Options
 ---@field get_matches fun(self: blink-ripgrep.Backend, prefix: string, context: blink.cmp.Context, resolve: fun(response: blink.cmp.CompletionResponse | nil)): nil | fun(): nil # start a search process. Return an optional cancellation function that kills the search in case the user has canceled the completion.
 
 ---@class blink-ripgrep.RgSource : blink.cmp.Source
@@ -86,9 +87,25 @@ function RgSource.new(input_opts)
 end
 
 function RgSource:get_completions(context, resolve)
+  if self.config.mode ~= "on" then
+    if self.config.debug then
+      local debug = require("blink-ripgrep.debug")
+      debug.add_debug_message("mode is off, skipping the search")
+      debug.add_debug_invocation({ "ignored-because-mode-is-off" })
+    end
+    resolve()
+    return
+  end
+
   local ripgrep =
     require("blink-ripgrep.backends.ripgrep.ripgrep").new(RgSource.config)
   local prefix = self.get_prefix(context)
+
+  if string.len(prefix) < self.config.prefix_min_len then
+    resolve()
+    return
+  end
+
   local cancellation_function = ripgrep:get_matches(prefix, context, resolve)
 
   return cancellation_function