1 files changed, 8 insertions, 1 deletions
diff --git a/acf2/model/model.lua b/acf2/model/model.lua
index 4140087..fdb7c96 100644
--- a/acf2/model/model.lua
+++ b/acf2/model/model.lua
@@ -168,12 +168,19 @@ function M.Model:init(context)
       return v
    end
 
+   if self.is_removable then
+      function mt.removable() return self:is_removable() end
+   end
+
    if not mt.txn then return end
 
 
    function mt.mmeta(name) return mt.member(name):meta() end
 
-   function mt.save(k, v) return mt.member(k, false, Field):save(v) end
+   function mt.save(k, v)
+      mt.check_removable(k, v)
+      return mt.member(k, false, Field):save(v)
+   end
 
    local function tmeta(tpe)
       return map(function(m) return m:meta() end, _members(tpe))