TargetContainer
map(
SourceRange &&_source,
Function const &_function
)
{
TargetContainer result;
fcppt::algorithm::detail::map_reserve(
result,
_source
);
for(
fcppt::algorithm::range_element_type<
SourceRange
> element
:
_source
)
result.insert(
result.end(),
_function(
element
)
);
return
result;
}
void delAll(TargetContainer& geoms)
{
for (typename TargetContainer::const_iterator i = geoms.begin(),
e = geoms.end(); i != e; ++i)
{
Geom* g = dynamic_cast<Geom*>(*i);
delete g;
}
}
TargetContainer
map_optional(
Source &&_source,
Function const &_function
)
{
TargetContainer result;
for(
fcppt::algorithm::range_element_type<
Source
> element
:
_source
)
{
auto result_element(
_function(
element
)
);
static_assert(
fcppt::is_optional<
typename
std::decay<
decltype(
result_element
)
>::type
>::value,
"map_optional requires a function that returns an optional"
);
if(
result_element.has_value()
)
result.insert(
result.end(),
std::move(
result_element.get_unsafe()
)
);
}
return
result;
}
void push_back( TargetContainer& x, const SourceContainer& y ){
x.insert( x.end(), y.begin(), y.end() ) ;
}
