sij/mapnik
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

+ add eq/neq operators value_null <--> T

Browse source
This commit is contained in:
artemp 2014-05-12 10:12:09 +01:00 • committed by Dane Springmeyer
parent 1f81ee09d4
commit 19bd20f8a6
1 changed files with 14 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
include/mapnik/value_types.hpp
View file

@ -53,12 +53,26 @@ struct value_null
return true; return true;
} }
template <typename T>
bool operator==(T const& other) const
{
boost::ignore_unused_variable_warning(other);
return false;
}
bool operator!=(value_null const& other) const bool operator!=(value_null const& other) const
{ {
boost::ignore_unused_variable_warning(other); boost::ignore_unused_variable_warning(other);
return false; return false;
} }
template <typename T>
bool operator!=(T const& other) const
{
boost::ignore_unused_variable_warning(other);
return true;
}
template <typename T> template <typename T>
value_null operator+ (T const& other) const value_null operator+ (T const& other) const
{ {