From 98ccb8167de64fcfc8552e541194b5ae632a86bf Mon Sep 17 00:00:00 2001
From: Jeremy Siek <jeremy.siek@gmail.com>
Date: Mon, 23 Apr 2001 17:07:02 +0000
Subject: [PATCH] removed const_binary_predicate_archetype, made all predicates
 and function objects have a const operator()

[SVN r9912]
---
 include/boost/concept_archetype.hpp | 18 +++---------------
 1 file changed, 3 insertions(+), 15 deletions(-)

diff --git a/include/boost/concept_archetype.hpp b/include/boost/concept_archetype.hpp
index 9cf0166..5047794 100644
--- a/include/boost/concept_archetype.hpp
+++ b/include/boost/concept_archetype.hpp
@@ -332,7 +332,7 @@ namespace boost {
     unary_function_archetype() { }
   public:
     unary_function_archetype(detail::dummy_constructor) { }
-    const Return& operator()(const Arg&) {
+    const Return& operator()(const Arg&) const {
       return static_object<Return>::get(); 
     }
   };
@@ -343,7 +343,7 @@ namespace boost {
     binary_function_archetype() { }
   public:
     binary_function_archetype(detail::dummy_constructor) { }
-    const Return& operator()(const Arg1&, const Arg2&) {
+    const Return& operator()(const Arg1&, const Arg2&) const {
       return static_object<Return>::get(); 
     }
   };
@@ -354,7 +354,7 @@ namespace boost {
     unary_predicate_archetype() { }
   public:
     unary_predicate_archetype(detail::dummy_constructor) { }
-    const Return& operator()(const Arg&) {
+    const Return& operator()(const Arg&) const {
       return static_object<Return>::get(); 
     }
   };
@@ -365,23 +365,11 @@ namespace boost {
     binary_predicate_archetype() { }
   public:
     binary_predicate_archetype(detail::dummy_constructor) { }
-    const Return& operator()(const Arg1&, const Arg2&) {
-      return static_object<Return>::get(); 
-    }
-  };
-
-  template <class Arg1, class Arg2>
-  class const_binary_predicate_archetype {
-    typedef boolean_archetype Return;
-    const_binary_predicate_archetype() { }
-  public:
-    const_binary_predicate_archetype(detail::dummy_constructor) { }
     const Return& operator()(const Arg1&, const Arg2&) const {
       return static_object<Return>::get(); 
     }
   };
 
-
   //===========================================================================
   // Iterator Archetype Classes