From 65dc1f2196b46dbd527d49da113515bea825416d Mon Sep 17 00:00:00 2001
From: Bruce Hill <bitbucket@bruce-hill.com>
Date: Tue, 26 Jun 2018 15:52:38 -0700
Subject: Cleaning up metaprogramming a bit and fixing/adding test for
 recursion control flow.

---
 code_obj.lua | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'code_obj.lua')

diff --git a/code_obj.lua b/code_obj.lua
index de62c8f..e3f7b16 100644
--- a/code_obj.lua
+++ b/code_obj.lua
@@ -297,6 +297,12 @@ do
       end
       return statements
     end,
+    as_expr = function(self)
+      if self.is_value then
+        return self
+      end
+      return error("Cannot convert to expression: " .. tostring(tostring(self)))
+    end,
     __tostring = function(self)
       if self.__str == nil then
         local buff, indents = { }, self.indents
-- 
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