From 8c0f46309bfe424cd86a7b273170e7380fbd678c Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Sat, 4 Apr 2015 12:51:56 -0400
Subject: [PATCH] Variant: Return const refs rather than string copies

---
 src/Variant.cpp |  4 ++--
 src/Variant.h   | 14 +++++++-------
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/Variant.cpp b/src/Variant.cpp
index 80b5f228f..1f378b8f7 100644
--- a/src/Variant.cpp
+++ b/src/Variant.cpp
@@ -166,7 +166,7 @@ void Variant::source (const std::string& input)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-std::string Variant::source () const
+const std::string& Variant::source () const
 {
   return _source;
 }
@@ -2174,7 +2174,7 @@ double Variant::get_real () const
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-std::string Variant::get_string () const
+const std::string& Variant::get_string () const
 {
   return _string;
 }
diff --git a/src/Variant.h b/src/Variant.h
index 6780acefa..c733a0abe 100644
--- a/src/Variant.h
+++ b/src/Variant.h
@@ -53,7 +53,7 @@ public:
   ~Variant ();
 
   void source (const std::string&);
-  std::string source () const;
+  const std::string& source () const;
 
   Variant& operator= (const Variant&);
 
@@ -99,12 +99,12 @@ public:
   int type ();
   bool trivial () const;
 
-  bool        get_bool () const;
-  int         get_integer () const;
-  double      get_real () const;
-  std::string get_string () const;
-  time_t      get_date () const;
-  time_t      get_duration () const;
+  bool               get_bool () const;
+  int                get_integer () const;
+  double             get_real () const;
+  const std::string& get_string () const;
+  time_t             get_date () const;
+  time_t             get_duration () const;
 
 private:
   enum type   _type;