working external load

init.lua

@@ -11,4 +11,5 @@ dofile(MP .. "/context/cube.lua")
 dofile(MP .. "/context/grid.lua")
 dofile(MP .. "/context/slope.lua")
 dofile(MP .. "/util.lua")
+dofile(MP .. "/load.lua")
 dofile(MP .. "/test.lua")

load.lua

@@ -0,0 +1,27 @@
+
+local path = minetest.get_worldpath() .. "/mtscad"
+minetest.mkdir(path)
+
+minetest.register_chatcommand("scad", {
+    func = function(name, filename)
+        local def, load_err = loadfile(path .. "/" .. filename)
+        if not def then
+            return false, "Loading failed with '" .. load_err .. "'"
+        end
+
+        local player = minetest.get_player_by_name(name)
+        local ppos = player:get_pos()
+        local ctx = mtscad.create_context(vector.round(ppos))
+
+        local success, exec_err = pcall(function()
+            local fn = def()
+            fn(ctx)
+        end)
+
+        if not success then
+            return false, "Execute failed with '" ..exec_err .. "'"
+        end
+
+        return true, "File successfully executed"
+    end
+})