diff options
Diffstat (limited to 'core/objectmanager.lua')
| -rw-r--r-- | core/objectmanager.lua | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/core/objectmanager.lua b/core/objectmanager.lua new file mode 100644 index 00000000..b8e5eb3f --- /dev/null +++ b/core/objectmanager.lua @@ -0,0 +1,60 @@ +
+local new_multitable = require "util.multitable".new;
+local t_insert = table.insert;
+local t_concat = table.concat;
+local tostring = tostring;
+local unpack = unpack;
+local pairs = pairs;
+local error = error;
+local type = type;
+local _G = _G;
+
+local data = new_multitable();
+
+module "objectmanager"
+
+function set(...)
+ return data:set(...);
+end
+function remove(...)
+ return data:remove(...);
+end
+function get(...)
+ return data:get(...);
+end
+
+local function get_path(path)
+ if type(path) == "table" then return path; end
+ local s = {};
+ for part in tostring(path):gmatch("[%w_]+") do
+ t_insert(s, part);
+ end
+ return s;
+end
+
+function get_object(path)
+ path = get_path(path)
+ return data:get(unpack(path)), path;
+end
+function set_object(path, object)
+ path = get_path(path);
+ data:set(unpack(path), object);
+end
+
+data:set("ls", function(_dir)
+ local obj, dir = get_object(_dir);
+ if not obj then error("object not found: " .. t_concat(dir, '/')); end
+ local r = {};
+ if type(obj) == "table" then
+ for key, val in pairs(obj) do
+ r[key] = type(val);
+ end
+ end
+ return r;
+end);
+data:set("get", get_object);
+data:set("set", set_object);
+data:set("echo", function(...) return {...}; end);
+data:set("_G", _G);
+
+return _M;
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