source-engine/devtools/swigwin-1.3.34/Lib/ruby/std_map.i
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//
// Maps
//
%fragment("StdMapTraits","header",fragment="StdSequenceTraits")
{
namespace swig {
template <class RubySeq, class K, class T >
inline void
assign(const RubySeq& rubyseq, std::map<K,T > *map) {
typedef typename std::map<K,T>::value_type value_type;
typename RubySeq::const_iterator it = rubyseq.begin();
for (;it != rubyseq.end(); ++it) {
map->insert(value_type(it->first, it->second));
}
}
template <class K, class T>
struct traits_asptr<std::map<K,T> > {
typedef std::map<K,T> map_type;
static int asptr(VALUE obj, map_type **val) {
int res = SWIG_ERROR;
if ( TYPE(obj) == T_HASH ) {
static ID id_to_a = rb_intern("to_a");
VALUE items = rb_funcall(obj, id_to_a, 0);
res = traits_asptr_stdseq<std::map<K,T>, std::pair<K, T> >::asptr(items, val);
} else {
map_type *p;
res = SWIG_ConvertPtr(obj,(void**)&p,swig::type_info<map_type>(),0);
if (SWIG_IsOK(res) && val) *val = p;
}
return res;
}
};
template <class K, class T >
struct traits_from<std::map<K,T> > {
typedef std::map<K,T> map_type;
typedef typename map_type::const_iterator const_iterator;
typedef typename map_type::size_type size_type;
static VALUE from(const map_type& map) {
swig_type_info *desc = swig::type_info<map_type>();
if (desc && desc->clientdata) {
return SWIG_NewPointerObj(new map_type(map), desc, SWIG_POINTER_OWN);
} else {
size_type size = map.size();
int rubysize = (size <= (size_type) INT_MAX) ? (int) size : -1;
if (rubysize < 0) {
SWIG_RUBY_THREAD_BEGIN_BLOCK;
rb_raise( rb_eRuntimeError, "map size not valid in Ruby");
SWIG_RUBY_THREAD_END_BLOCK;
return Qnil;
}
VALUE obj = rb_hash_new();
for (const_iterator i= map.begin(); i!= map.end(); ++i) {
VALUE key = swig::from(i->first);
VALUE val = swig::from(i->second);
rb_hash_aset(obj, key, val);
}
return obj;
}
}
};
template <class ValueType>
struct from_key_oper
{
typedef const ValueType& argument_type;
typedef VALUE result_type;
result_type operator()(argument_type v) const
{
return swig::from(v.first);
}
};
template <class ValueType>
struct from_value_oper
{
typedef const ValueType& argument_type;
typedef VALUE result_type;
result_type operator()(argument_type v) const
{
return swig::from(v.second);
}
};
template<class OutIterator, class FromOper,
class ValueType = typename OutIterator::value_type>
struct MapIterator_T : ConstIteratorClosed_T<OutIterator, ValueType, FromOper>
{
MapIterator_T(OutIterator curr, OutIterator first, OutIterator last, VALUE seq)
: ConstIteratorClosed_T<OutIterator,ValueType,FromOper>(curr, first, last, seq)
{
}
};
template<class OutIterator,
class FromOper = from_key_oper<typename OutIterator::value_type> >
struct MapKeyIterator_T : MapIterator_T<OutIterator, FromOper>
{
MapKeyIterator_T(OutIterator curr, OutIterator first, OutIterator last, VALUE seq)
: MapIterator_T<OutIterator, FromOper>(curr, first, last, seq)
{
}
};
template<typename OutIter>
inline ConstIterator*
make_output_key_iterator(const OutIter& current, const OutIter& begin,
const OutIter& end, VALUE seq = 0)
{
return new MapKeyIterator_T<OutIter>(current, begin, end, seq);
}
template<class OutIterator,
class FromOper = from_value_oper<typename OutIterator::value_type> >
struct MapValueIterator_T : MapIterator_T<OutIterator, FromOper>
{
MapValueIterator_T(OutIterator curr, OutIterator first, OutIterator last, VALUE seq)
: MapIterator_T<OutIterator, FromOper>(curr, first, last, seq)
{
}
};
template<typename OutIter>
inline ConstIterator*
make_output_value_iterator(const OutIter& current, const OutIter& begin,
const OutIter& end, VALUE seq = 0)
{
return new MapValueIterator_T<OutIter>(current, begin, end, seq);
}
}
}
%define %swig_map_common(Map...)
%swig_container_methods(%arg(Map));
// %swig_sequence_iterator(%arg(Map));
%extend {
VALUE __delete__(const key_type& key) {
Map::iterator i = self->find(key);
if (i != self->end()) {
self->erase(i);
return swig::from( key );
}
else {
return Qnil;
}
}
bool has_key(const key_type& key) const {
Map::const_iterator i = self->find(key);
return i != self->end();
}
VALUE keys() {
Map::size_type size = self->size();
int rubysize = (size <= (Map::size_type) INT_MAX) ? (int) size : -1;
if (rubysize < 0) {
SWIG_RUBY_THREAD_BEGIN_BLOCK;
rb_raise(rb_eRuntimeError, "map size not valid in Ruby");
SWIG_RUBY_THREAD_END_BLOCK;
return Qnil;
}
VALUE ary = rb_ary_new2(rubysize);
Map::const_iterator i = self->begin();
Map::const_iterator e = self->end();
for ( ; i != e; ++i ) {
rb_ary_push( ary, swig::from(i->first) );
}
return ary;
}
Map* each()
{
if ( !rb_block_given_p() )
rb_raise( rb_eArgError, "no block given");
VALUE k, v;
Map::iterator i = self->begin();
Map::iterator e = self->end();
for ( ; i != e; ++i )
{
const Map::key_type& key = i->first;
const Map::mapped_type& val = i->second;
k = swig::from<Map::key_type>(key);
v = swig::from<Map::mapped_type>(val);
rb_yield_values(2, k, v);
}
return self;
}
%newobject select;
Map* select() {
if ( !rb_block_given_p() )
rb_raise( rb_eArgError, "no block given" );
Map* r = new Map;
Map::iterator i = $self->begin();
Map::iterator e = $self->end();
for ( ; i != e; ++i )
{
VALUE k = swig::from<Map::key_type>(i->first);
VALUE v = swig::from<Map::mapped_type>(i->second);
if ( RTEST( rb_yield_values(2, k, v) ) )
$self->insert(r->end(), *i);
}
return r;
}
%typemap(in) (int argc, VALUE* argv) {
$1 = argc;
$2 = argv;
}
VALUE values_at(int argc, VALUE* argv, ...) {
VALUE r = rb_ary_new();
ID id = rb_intern("[]");
swig_type_info* type = swig::type_info< Map >();
VALUE me = SWIG_NewPointerObj( $self, type, 0 );
for ( int i = 0; i < argc; ++i )
{
VALUE key = argv[i];
VALUE tmp = rb_funcall( me, id, 1, key );
rb_ary_push( r, tmp );
}
return r;
}
Map* each_key()
{
if ( !rb_block_given_p() )
rb_raise( rb_eArgError, "no block given");
VALUE r;
Map::iterator i = self->begin();
Map::iterator e = self->end();
for ( ; i != e; ++i )
{
r = swig::from( i->first );
rb_yield(r);
}
return self;
}
VALUE values() {
Map::size_type size = self->size();
int rubysize = (size <= (Map::size_type) INT_MAX) ? (int) size : -1;
if (rubysize < 0) {
SWIG_RUBY_THREAD_BEGIN_BLOCK;
rb_raise(rb_eRuntimeError, "map size not valid in Ruby");
SWIG_RUBY_THREAD_END_BLOCK;
return Qnil;
}
VALUE ary = rb_ary_new2(rubysize);
Map::const_iterator i = self->begin();
Map::const_iterator e = self->end();
for ( ; i != e; ++i ) {
rb_ary_push( ary, swig::from(i->second) );
}
return ary;
}
Map* each_value()
{
if ( !rb_block_given_p() )
rb_raise( rb_eArgError, "no block given");
VALUE r;
Map::iterator i = self->begin();
Map::iterator e = self->end();
for ( ; i != e; ++i )
{
r = swig::from( i->second );
rb_yield(r);
}
return self;
}
VALUE entries() {
Map::size_type size = self->size();
int rubysize = (size <= (Map::size_type) INT_MAX) ? (int) size : -1;
if (rubysize < 0) {
SWIG_RUBY_THREAD_BEGIN_BLOCK;
rb_raise(rb_eRuntimeError, "map size not valid in Ruby");
SWIG_RUBY_THREAD_END_BLOCK;
return Qnil;
}
VALUE ary = rb_ary_new2(rubysize);
Map::const_iterator i = self->begin();
Map::const_iterator e = self->end();
for ( ; i != e; ++i ) {
rb_ary_push( ary, swig::from<std::pair<Map::key_type,
Map::mapped_type> >(*i) );
}
return ary;
}
bool __contains__(const key_type& key) {
return self->find(key) != self->end();
}
%newobject key_iterator(VALUE *RUBY_SELF);
swig::ConstIterator* key_iterator(VALUE *RUBY_SELF) {
return swig::make_output_key_iterator($self->begin(), $self->begin(),
$self->end(), *RUBY_SELF);
}
%newobject value_iterator(VALUE *RUBY_SELF);
swig::ConstIterator* value_iterator(VALUE *RUBY_SELF) {
return swig::make_output_value_iterator($self->begin(), $self->begin(),
$self->end(), *RUBY_SELF);
}
}
%enddef
%define %swig_map_methods(Map...)
%swig_map_common(Map)
%extend {
VALUE __getitem__(const key_type& key) const {
Map::const_iterator i = self->find(key);
if ( i != self->end() )
return swig::from<Map::mapped_type>( i->second );
else
return Qnil;
}
void __setitem__(const key_type& key, const mapped_type& x) throw (std::out_of_range) {
(*self)[key] = x;
}
VALUE inspect()
{
Map::const_iterator i = $self->begin();
Map::const_iterator e = $self->end();
VALUE str = rb_str_new2( swig::type_name< Map >() );
str = rb_str_cat2( str, " {" );
bool comma = false;
VALUE tmp;
for ( ; i != e; ++i, comma = true )
{
if (comma) str = rb_str_cat2( str, "," );
tmp = swig::from< Map::key_type >( i->first );
tmp = rb_inspect( tmp );
str = rb_str_buf_append( str, tmp );
str = rb_str_cat2( str, "=>" );
tmp = swig::from< Map::mapped_type >( i->second );
tmp = rb_inspect( tmp );
str = rb_str_buf_append( str, tmp );
}
str = rb_str_cat2( str, "}" );
return str;
}
VALUE to_a()
{
Map::const_iterator i = $self->begin();
Map::const_iterator e = $self->end();
VALUE ary = rb_ary_new2( std::distance( i, e ) );
VALUE tmp;
for ( ; i != e; ++i )
{
// @todo: improve -- this should just be swig::from(*i)
tmp = swig::from< std::pair<Map::key_type,
Map::mapped_type> >( *i );
rb_ary_push( ary, tmp );
}
return ary;
}
VALUE to_s()
{
Map::iterator i = $self->begin();
Map::iterator e = $self->end();
VALUE str = rb_str_new2( "" );
VALUE tmp;
for ( ; i != e; ++i )
{
// @todo: improve -- this should just be swig::from(*i)
tmp = swig::from< std::pair<Map::key_type,
Map::mapped_type> >( *i );
tmp = rb_obj_as_string( tmp );
str = rb_str_buf_append( str, tmp );
}
return str;
}
}
%enddef
%mixin std::map "Enumerable";
%rename("delete") std::map::__delete__;
%rename("reject!") std::map::reject_bang;
%rename("map!") std::map::map_bang;
%rename("empty?") std::map::empty;
%rename("include?" ) std::map::__contains__ const;
%rename("has_key?" ) std::map::has_key const;
%alias std::map::push "<<";
%include <std/std_map.i>