mirror of
https://github.com/yuzu-emu/FasTC
synced 2024-11-23 01:33:36 +00:00
339 lines
9 KiB
C++
339 lines
9 KiB
C++
$$ -*- mode: c++; -*-
|
|
$var n = 10 $$ Maximum number of tuple fields we want to support.
|
|
$$ This meta comment fixes auto-indentation in Emacs. }}
|
|
// Copyright 2009 Google Inc.
|
|
// All Rights Reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Google Inc. nor the names of its
|
|
// contributors may be used to endorse or promote products derived from
|
|
// this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
// Author: wan@google.com (Zhanyong Wan)
|
|
|
|
// Implements a subset of TR1 tuple needed by Google Test and Google Mock.
|
|
|
|
#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_TUPLE_H_
|
|
#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_TUPLE_H_
|
|
|
|
#include <utility> // For ::std::pair.
|
|
|
|
// The compiler used in Symbian has a bug that prevents us from declaring the
|
|
// tuple template as a friend (it complains that tuple is redefined). This
|
|
// hack bypasses the bug by declaring the members that should otherwise be
|
|
// private as public.
|
|
// Sun Studio versions < 12 also have the above bug.
|
|
#if defined(__SYMBIAN32__) || (defined(__SUNPRO_CC) && __SUNPRO_CC < 0x590)
|
|
# define GTEST_DECLARE_TUPLE_AS_FRIEND_ public:
|
|
#else
|
|
# define GTEST_DECLARE_TUPLE_AS_FRIEND_ \
|
|
template <GTEST_$(n)_TYPENAMES_(U)> friend class tuple; \
|
|
private:
|
|
#endif
|
|
|
|
|
|
$range i 0..n-1
|
|
$range j 0..n
|
|
$range k 1..n
|
|
// GTEST_n_TUPLE_(T) is the type of an n-tuple.
|
|
#define GTEST_0_TUPLE_(T) tuple<>
|
|
|
|
$for k [[
|
|
$range m 0..k-1
|
|
$range m2 k..n-1
|
|
#define GTEST_$(k)_TUPLE_(T) tuple<$for m, [[T##$m]]$for m2 [[, void]]>
|
|
|
|
]]
|
|
|
|
// GTEST_n_TYPENAMES_(T) declares a list of n typenames.
|
|
|
|
$for j [[
|
|
$range m 0..j-1
|
|
#define GTEST_$(j)_TYPENAMES_(T) $for m, [[typename T##$m]]
|
|
|
|
|
|
]]
|
|
|
|
// In theory, defining stuff in the ::std namespace is undefined
|
|
// behavior. We can do this as we are playing the role of a standard
|
|
// library vendor.
|
|
namespace std {
|
|
namespace tr1 {
|
|
|
|
template <$for i, [[typename T$i = void]]>
|
|
class tuple;
|
|
|
|
// Anything in namespace gtest_internal is Google Test's INTERNAL
|
|
// IMPLEMENTATION DETAIL and MUST NOT BE USED DIRECTLY in user code.
|
|
namespace gtest_internal {
|
|
|
|
// ByRef<T>::type is T if T is a reference; otherwise it's const T&.
|
|
template <typename T>
|
|
struct ByRef { typedef const T& type; }; // NOLINT
|
|
template <typename T>
|
|
struct ByRef<T&> { typedef T& type; }; // NOLINT
|
|
|
|
// A handy wrapper for ByRef.
|
|
#define GTEST_BY_REF_(T) typename ::std::tr1::gtest_internal::ByRef<T>::type
|
|
|
|
// AddRef<T>::type is T if T is a reference; otherwise it's T&. This
|
|
// is the same as tr1::add_reference<T>::type.
|
|
template <typename T>
|
|
struct AddRef { typedef T& type; }; // NOLINT
|
|
template <typename T>
|
|
struct AddRef<T&> { typedef T& type; }; // NOLINT
|
|
|
|
// A handy wrapper for AddRef.
|
|
#define GTEST_ADD_REF_(T) typename ::std::tr1::gtest_internal::AddRef<T>::type
|
|
|
|
// A helper for implementing get<k>().
|
|
template <int k> class Get;
|
|
|
|
// A helper for implementing tuple_element<k, T>. kIndexValid is true
|
|
// iff k < the number of fields in tuple type T.
|
|
template <bool kIndexValid, int kIndex, class Tuple>
|
|
struct TupleElement;
|
|
|
|
|
|
$for i [[
|
|
template <GTEST_$(n)_TYPENAMES_(T)>
|
|
struct TupleElement<true, $i, GTEST_$(n)_TUPLE_(T) > {
|
|
typedef T$i type;
|
|
};
|
|
|
|
|
|
]]
|
|
} // namespace gtest_internal
|
|
|
|
template <>
|
|
class tuple<> {
|
|
public:
|
|
tuple() {}
|
|
tuple(const tuple& /* t */) {}
|
|
tuple& operator=(const tuple& /* t */) { return *this; }
|
|
};
|
|
|
|
|
|
$for k [[
|
|
$range m 0..k-1
|
|
template <GTEST_$(k)_TYPENAMES_(T)>
|
|
class $if k < n [[GTEST_$(k)_TUPLE_(T)]] $else [[tuple]] {
|
|
public:
|
|
template <int k> friend class gtest_internal::Get;
|
|
|
|
tuple() : $for m, [[f$(m)_()]] {}
|
|
|
|
explicit tuple($for m, [[GTEST_BY_REF_(T$m) f$m]]) : [[]]
|
|
$for m, [[f$(m)_(f$m)]] {}
|
|
|
|
tuple(const tuple& t) : $for m, [[f$(m)_(t.f$(m)_)]] {}
|
|
|
|
template <GTEST_$(k)_TYPENAMES_(U)>
|
|
tuple(const GTEST_$(k)_TUPLE_(U)& t) : $for m, [[f$(m)_(t.f$(m)_)]] {}
|
|
|
|
$if k == 2 [[
|
|
template <typename U0, typename U1>
|
|
tuple(const ::std::pair<U0, U1>& p) : f0_(p.first), f1_(p.second) {}
|
|
|
|
]]
|
|
|
|
tuple& operator=(const tuple& t) { return CopyFrom(t); }
|
|
|
|
template <GTEST_$(k)_TYPENAMES_(U)>
|
|
tuple& operator=(const GTEST_$(k)_TUPLE_(U)& t) {
|
|
return CopyFrom(t);
|
|
}
|
|
|
|
$if k == 2 [[
|
|
template <typename U0, typename U1>
|
|
tuple& operator=(const ::std::pair<U0, U1>& p) {
|
|
f0_ = p.first;
|
|
f1_ = p.second;
|
|
return *this;
|
|
}
|
|
|
|
]]
|
|
|
|
GTEST_DECLARE_TUPLE_AS_FRIEND_
|
|
|
|
template <GTEST_$(k)_TYPENAMES_(U)>
|
|
tuple& CopyFrom(const GTEST_$(k)_TUPLE_(U)& t) {
|
|
|
|
$for m [[
|
|
f$(m)_ = t.f$(m)_;
|
|
|
|
]]
|
|
return *this;
|
|
}
|
|
|
|
|
|
$for m [[
|
|
T$m f$(m)_;
|
|
|
|
]]
|
|
};
|
|
|
|
|
|
]]
|
|
// 6.1.3.2 Tuple creation functions.
|
|
|
|
// Known limitations: we don't support passing an
|
|
// std::tr1::reference_wrapper<T> to make_tuple(). And we don't
|
|
// implement tie().
|
|
|
|
inline tuple<> make_tuple() { return tuple<>(); }
|
|
|
|
$for k [[
|
|
$range m 0..k-1
|
|
|
|
template <GTEST_$(k)_TYPENAMES_(T)>
|
|
inline GTEST_$(k)_TUPLE_(T) make_tuple($for m, [[const T$m& f$m]]) {
|
|
return GTEST_$(k)_TUPLE_(T)($for m, [[f$m]]);
|
|
}
|
|
|
|
]]
|
|
|
|
// 6.1.3.3 Tuple helper classes.
|
|
|
|
template <typename Tuple> struct tuple_size;
|
|
|
|
|
|
$for j [[
|
|
template <GTEST_$(j)_TYPENAMES_(T)>
|
|
struct tuple_size<GTEST_$(j)_TUPLE_(T) > {
|
|
static const int value = $j;
|
|
};
|
|
|
|
|
|
]]
|
|
template <int k, class Tuple>
|
|
struct tuple_element {
|
|
typedef typename gtest_internal::TupleElement<
|
|
k < (tuple_size<Tuple>::value), k, Tuple>::type type;
|
|
};
|
|
|
|
#define GTEST_TUPLE_ELEMENT_(k, Tuple) typename tuple_element<k, Tuple >::type
|
|
|
|
// 6.1.3.4 Element access.
|
|
|
|
namespace gtest_internal {
|
|
|
|
|
|
$for i [[
|
|
template <>
|
|
class Get<$i> {
|
|
public:
|
|
template <class Tuple>
|
|
static GTEST_ADD_REF_(GTEST_TUPLE_ELEMENT_($i, Tuple))
|
|
Field(Tuple& t) { return t.f$(i)_; } // NOLINT
|
|
|
|
template <class Tuple>
|
|
static GTEST_BY_REF_(GTEST_TUPLE_ELEMENT_($i, Tuple))
|
|
ConstField(const Tuple& t) { return t.f$(i)_; }
|
|
};
|
|
|
|
|
|
]]
|
|
} // namespace gtest_internal
|
|
|
|
template <int k, GTEST_$(n)_TYPENAMES_(T)>
|
|
GTEST_ADD_REF_(GTEST_TUPLE_ELEMENT_(k, GTEST_$(n)_TUPLE_(T)))
|
|
get(GTEST_$(n)_TUPLE_(T)& t) {
|
|
return gtest_internal::Get<k>::Field(t);
|
|
}
|
|
|
|
template <int k, GTEST_$(n)_TYPENAMES_(T)>
|
|
GTEST_BY_REF_(GTEST_TUPLE_ELEMENT_(k, GTEST_$(n)_TUPLE_(T)))
|
|
get(const GTEST_$(n)_TUPLE_(T)& t) {
|
|
return gtest_internal::Get<k>::ConstField(t);
|
|
}
|
|
|
|
// 6.1.3.5 Relational operators
|
|
|
|
// We only implement == and !=, as we don't have a need for the rest yet.
|
|
|
|
namespace gtest_internal {
|
|
|
|
// SameSizeTuplePrefixComparator<k, k>::Eq(t1, t2) returns true if the
|
|
// first k fields of t1 equals the first k fields of t2.
|
|
// SameSizeTuplePrefixComparator(k1, k2) would be a compiler error if
|
|
// k1 != k2.
|
|
template <int kSize1, int kSize2>
|
|
struct SameSizeTuplePrefixComparator;
|
|
|
|
template <>
|
|
struct SameSizeTuplePrefixComparator<0, 0> {
|
|
template <class Tuple1, class Tuple2>
|
|
static bool Eq(const Tuple1& /* t1 */, const Tuple2& /* t2 */) {
|
|
return true;
|
|
}
|
|
};
|
|
|
|
template <int k>
|
|
struct SameSizeTuplePrefixComparator<k, k> {
|
|
template <class Tuple1, class Tuple2>
|
|
static bool Eq(const Tuple1& t1, const Tuple2& t2) {
|
|
return SameSizeTuplePrefixComparator<k - 1, k - 1>::Eq(t1, t2) &&
|
|
::std::tr1::get<k - 1>(t1) == ::std::tr1::get<k - 1>(t2);
|
|
}
|
|
};
|
|
|
|
} // namespace gtest_internal
|
|
|
|
template <GTEST_$(n)_TYPENAMES_(T), GTEST_$(n)_TYPENAMES_(U)>
|
|
inline bool operator==(const GTEST_$(n)_TUPLE_(T)& t,
|
|
const GTEST_$(n)_TUPLE_(U)& u) {
|
|
return gtest_internal::SameSizeTuplePrefixComparator<
|
|
tuple_size<GTEST_$(n)_TUPLE_(T) >::value,
|
|
tuple_size<GTEST_$(n)_TUPLE_(U) >::value>::Eq(t, u);
|
|
}
|
|
|
|
template <GTEST_$(n)_TYPENAMES_(T), GTEST_$(n)_TYPENAMES_(U)>
|
|
inline bool operator!=(const GTEST_$(n)_TUPLE_(T)& t,
|
|
const GTEST_$(n)_TUPLE_(U)& u) { return !(t == u); }
|
|
|
|
// 6.1.4 Pairs.
|
|
// Unimplemented.
|
|
|
|
} // namespace tr1
|
|
} // namespace std
|
|
|
|
|
|
$for j [[
|
|
#undef GTEST_$(j)_TUPLE_
|
|
|
|
]]
|
|
|
|
|
|
$for j [[
|
|
#undef GTEST_$(j)_TYPENAMES_
|
|
|
|
]]
|
|
|
|
#undef GTEST_DECLARE_TUPLE_AS_FRIEND_
|
|
#undef GTEST_BY_REF_
|
|
#undef GTEST_ADD_REF_
|
|
#undef GTEST_TUPLE_ELEMENT_
|
|
|
|
#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_TUPLE_H_
|