feat: support runtime log via logger.nvim

Author: wsdjeg

lua/flygrep.lua

@@ -15,6 +15,8 @@ if not ok then
   ok, cmp = pcall(require, 'cmp')
 end
 
+local log = require('flygrep.logger')
+
 local grep_root_dir = '.'
 
 local grep_timer_id = -1
@@ -474,6 +476,7 @@ function M.open(opt)
   else
     grep_root_dir = vim.fn.getcwd()
   end
+  log.info('flygrep cwd:' .. grep_root_dir)
   open_win()
 end
 

lua/flygrep/logger.lua

@@ -0,0 +1,14 @@
+local M = {}
+local logger
+function M.info(msg)
+  if not logger then
+    pcall(function()
+      logger = require('logger').derive('flygrep')
+      logger.info(msg)
+    end)
+  else
+    logger.info(msg)
+  end
+end
+
+return M