From ae301626ddd8288bd58d67dfb7b2a660740001b0 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 9 Feb 2016 19:10:38 +0200
Subject: Implement ==, != operators for dependency class

---
 brep/package          |  6 ++++++
 brep/package.cxx      | 12 ++++++++++++
 tests/load/driver.cxx | 36 ------------------------------------
 3 files changed, 18 insertions(+), 36 deletions(-)

diff --git a/brep/package b/brep/package
index e23dfd6..5360623 100644
--- a/brep/package
+++ b/brep/package
@@ -315,6 +315,12 @@ namespace brep
   std::ostream&
   operator<< (std::ostream&, const dependency&);
 
+  bool
+  operator== (const dependency&, const dependency&);
+
+  bool
+  operator!= (const dependency&, const dependency&);
+
   #pragma db value
   class dependency_alternatives: public vector<dependency>
   {
diff --git a/brep/package.cxx b/brep/package.cxx
index cb7ab46..7bdc3c7 100644
--- a/brep/package.cxx
+++ b/brep/package.cxx
@@ -37,6 +37,18 @@ namespace brep
     return o;
   }
 
+  bool
+  operator== (const dependency& x, const dependency& y)
+  {
+    return x.name () == y.name () && x.constraint == y.constraint;
+  }
+
+  bool
+  operator!= (const dependency& x, const dependency& y)
+  {
+    return !(x == y);
+  }
+
   // package
   //
   package::
diff --git a/tests/load/driver.cxx b/tests/load/driver.cxx
index 006f14c..539c50d 100644
--- a/tests/load/driver.cxx
+++ b/tests/load/driver.cxx
@@ -25,42 +25,6 @@ using namespace odb::core;
 using namespace butl;
 using namespace brep;
 
-// @@ Rather add this to optional in libbutl! See:
-//
-// http://en.cppreference.com/w/cpp/experimental/optional/operator_cmp
-
-namespace butl
-{
-  template <typename T>
-  static inline auto
-  operator== (const optional<T>& a, const optional<T>& b) ->
-    decltype (*a == *b)
-  {
-    return !a == !b && (!a || *a == *b);
-  }
-}
-
-// @@ Add it to libbpkg/libbrep rather!
-//
-namespace bpkg
-{
-  static inline bool
-  operator== (const dependency_constraint& a, const dependency_constraint& b)
-  {
-    return a.min_version == b.min_version && a.max_version == b.max_version &&
-      a.min_open == b.min_open && a.max_open == b.max_open;
-  }
-}
-
-namespace brep
-{
-  static inline bool
-  operator== (const dependency& a, const dependency& b)
-  {
-    return a.name () == b.name () && a.constraint == b.constraint;
-  }
-}
-
 static bool
 check_location (shared_ptr<package>& p)
 {
-- 
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