From 011f35b730817034168369be1a7bd62b31146b64 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Sat, 7 Feb 2009 04:27:28 -0400
Subject: Implemented expr_context.

---
 src/expr.cc | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/expr.cc')

diff --git a/src/expr.cc b/src/expr.cc
index ee06187a..69319105 100644
--- a/src/expr.cc
+++ b/src/expr.cc
@@ -190,4 +190,9 @@ std::ostream& operator<<(std::ostream& out, const expr_t& expr) {
   return out;
 }
 
+string expr_context(const expr_t& expr)
+{
+  return expr ? op_context(expr.ptr) : "<empty expression>";
+}
+
 } // namespace ledger
-- 
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