From 3e89092833a6d407e711fe4ae5f44474ff34cf64 Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Tue, 1 Jan 2019 17:15:51 -0800
Subject: Some changes to the error API, a fix for statement block parsing, and
 replacing ((foo 1 baz)'s meaning) with $(foo 1 baz).

---
 syntax_tree.lua | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'syntax_tree.lua')

diff --git a/syntax_tree.lua b/syntax_tree.lua
index a091e86..2365681 100644
--- a/syntax_tree.lua
+++ b/syntax_tree.lua
@@ -185,6 +185,14 @@ do
         stub_bits[#stub_bits] = nil
       end
       return concat(stub_bits, " ")
+    end,
+    as_var = function(self)
+      assert(self.type == "Var")
+      if type(self[1]) == 'string' then
+        return self[1]
+      else
+        return self[1]:get_stub()
+      end
     end
   }
   _base_0.__index = _base_0
-- 
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