refactor: lua; close #352

lua/is_in_user_dict.lua

@@ -1,14 +1,18 @@
 -- 根据是否在用户词典，在结尾加上一个星号 *
 -- is_in_user_dict: true           输入过的内容
 -- is_in_user_dict: flase 或不写    未输入过的内容
-local function is_in_user_dict(input, env)
-	if not env.is_in_user_dict then
-		local config = env.engine.schema.config
-        env.name_space = env.name_space:gsub('^*', '')
-        env.is_in_user_dict = config:get_bool(env.name_space)
-	end
+
+local M = {}
+
+function M.init(env)
+    local config = env.engine.schema.config
+    env.name_space = env.name_space:gsub('^*', '')
+    M.is_in_user_dict = config:get_bool(env.name_space)
+end
+
+function M.func(input, env)
     for cand in input:iter() do
-        if env.is_in_user_dict then
+        if M.is_in_user_dict then
             if cand.type == "user_phrase" then
                 cand.comment = cand.comment .. '*'
             end
@@ -21,4 +25,4 @@ local function is_in_user_dict(input, env)
     end
 end
 
-return is_in_user_dict
+return M