From 2d5ad7dee89ebe9c014270882e44d3a7a8a626fd Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Sun, 8 Feb 2009 04:30:05 -0400
Subject: Added support for value expression definitions.

Example:

  ] expr f(x) := x + 100
  ] expr f(100)
  200
---
 src/session.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/session.cc')

diff --git a/src/session.cc b/src/session.cc
index fad51da3..5dbd5593 100644
--- a/src/session.cc
+++ b/src/session.cc
@@ -206,7 +206,8 @@ expr_t::ptr_op_t session_t::lookup(const string& name)
     }
     break;
   }
-  return NULL;
+
+  return symbol_scope_t::lookup(name);
 }
 
 } // namespace ledger
-- 
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