arg_handle

3 files changed, 74 insertions, 0 deletions

diff --git a/docs/io.md b/docs/io.md
index dd5aff0..79b4b23 100644
--- a/docs/io.md
+++ b/docs/io.md
@@ -52,3 +52,31 @@ returns a table represented by the string
 ```lua
 llib.io.json_parse('{"test":[5,4,3]}') -- {"test" : {5, 4, 3}}
 ```
+
+### arg_handle
+
+'accepts two tables
+    1 = table mapped with names and function
+    2 = args, or the list of strings to test
+
+the first table accepts this layout
+
+{ { list_of_keys, function_to_execute }, ... }
+
+returns nothing, executes marked functions
+
+```lua
+llib.io.arg_handle({
+    {
+        {"test"},
+        function()
+            print("test")
+        end,
+    }, {
+        {"test2","t"},
+        function()
+            print("test2")
+        end,
+    }
+}, arg)
+```
diff --git a/src/io.c b/src/io.c
index f30f867..10fe048 100644
--- a/src/io.c
+++ b/src/io.c
@@ -246,5 +246,49 @@ void json_parse(lua_State* L, str* raw){
 int l_json_parse(lua_State* L){
   str* raw_json = str_init((char*)luaL_checklstring(L, 1, NULL));
   json_parse(L, raw_json);
+  str_free(raw_json);
   return 1;
 }
+
+int l_arg_handle(lua_State* L){
+  luaL_checktype(L, 1, LUA_TTABLE);
+  luaL_checktype(L, 2, LUA_TTABLE);
+   
+  size_t len = lua_objlen(L,1);
+  for(size_t i = 0; i <= len - 1; i++){
+    lua_pushnumber(L,i + 1);
+    lua_gettable(L,1);
+    
+    lua_pushnumber(L,1);
+    lua_gettable(L,-2);
+    size_t inner_len = lua_objlen(L,-1);
+    size_t inner_idx = lua_gettop(L);
+
+    lua_pushnumber(L, 2);
+    lua_gettable(L, -3);
+
+    size_t function_idx = lua_gettop(L);
+
+    for(int ii = 1; ii <= inner_len; ii++){
+      lua_pushnumber(L, ii);
+      lua_gettable(L, inner_idx);
+      
+      const char* key = lua_tostring(L, -1);
+
+      size_t input_len = lua_objlen(L, 2);
+
+      for(int iii = 1; iii <= input_len; iii++){
+        lua_pushnumber(L, iii);
+        lua_gettable(L, 2);
+        if(strcmp(lua_tostring(L, -1), key) == 0){
+          lua_pushvalue(L, function_idx);
+          lua_pcall(L, 0, 0, 0);
+          ii = inner_len + 1;
+          break;
+        }
+      }
+    
+    }
+  }
+  return 0;
+}
diff --git a/src/io.h b/src/io.h
index 570e4b4..21e14d0 100644
--- a/src/io.h
+++ b/src/io.h
@@ -24,6 +24,7 @@ int l_log(lua_State*);
 int l_warn(lua_State*);
 int l_error(lua_State*);
 int l_pprint(lua_State*);
+int l_arg_handle(lua_State*);
 
 int l_json_parse(lua_State*);
 
@@ -35,5 +36,6 @@ static const luaL_Reg io_function_list [] = {
   {"error",l_error},
   {"pprint",l_pprint},
   {"json_parse",l_json_parse},
+  {"arg_handle",l_arg_handle},
   {NULL,NULL}
 };