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[lmi-commits] [5805] Add relational operators for class minmax
From: |
Greg Chicares |
Subject: |
[lmi-commits] [5805] Add relational operators for class minmax |
Date: |
Fri, 25 Oct 2013 23:15:26 +0000 |
Revision: 5805
http://svn.sv.gnu.org/viewvc/?view=rev&root=lmi&revision=5805
Author: chicares
Date: 2013-10-25 23:15:25 +0000 (Fri, 25 Oct 2013)
Log Message:
-----------
Add relational operators for class minmax
Modified Paths:
--------------
lmi/trunk/miscellany.hpp
Modified: lmi/trunk/miscellany.hpp
===================================================================
--- lmi/trunk/miscellany.hpp 2013-10-25 22:17:15 UTC (rev 5804)
+++ lmi/trunk/miscellany.hpp 2013-10-25 23:15:25 UTC (rev 5805)
@@ -30,10 +30,11 @@
#include <algorithm>
#include <cctype>
-#include <climits> // UCHAR_MAX
-#include <cstddef> // std::size_t
+#include <climits> // UCHAR_MAX
+#include <cstddef> // std::size_t
+#include <cstdio> // EOF
#include <ios>
-#include <iterator> // std::distance()
+#include <iterator> // std::distance()
#include <string>
#include <utility>
#include <vector>
@@ -52,6 +53,8 @@
/// Ascertain vector minimum and maximum efficiently.
///
+/// Heterogeneous relational operators are necessarily free functions.
+///
/// Implicitly-declared special member functions do the right thing.
template<typename T>
@@ -68,14 +71,19 @@
maximum_ = *extrema.second;
}
- T minimum() {return minimum_;}
- T maximum() {return maximum_;}
+ T minimum() const {return minimum_;}
+ T maximum() const {return maximum_;}
private:
T minimum_;
T maximum_;
};
+template<typename T> bool operator< (T t, minmax<T> m) {return t <
m.minimum();}
+template<typename T> bool operator<=(T t, minmax<T> m) {return t <=
m.minimum();}
+template<typename T> bool operator< (minmax<T> m, T t) {return m.maximum() <
t;}
+template<typename T> bool operator<=(minmax<T> m, T t) {return m.maximum() <=
t;}
+
std::string htmlize(std::string const&);
inline std::ios_base::openmode ios_in_binary()
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