obj:remove: error on dependency problem

1 files changed, 8 insertions, 2 deletions

diff --git a/world.lua b/world.lua
index ec35d07..e32938d 100644
--- a/world.lua
+++ b/world.lua
@@ -64,8 +64,14 @@ end
 
 function obj_proto:remove(ct)
 	local c = assert(self:get(ct))
-	self.world:unreg_component(c)
-	if c.disable then c:disable() end
+	for oc in obj:all_components() do
+		for d in ipairs(oc.deps) do
+			assert(d[1] ~= ct, "dependency")
+		end
+	end
+ 	self.world:unreg_component(c)
+ 	if c.disable then c:disable() end
+ 	if c.remove then c:remove() end
 end
 
 function obj_proto:require(ct, instance)