mirror of
https://github.com/microsoft/GSL.git
synced 2024-11-25 01:01:58 -05:00
Applied clang-format to the source.
This commit is contained in:
Neil MacIntosh
parent
ca4cdd80de
commit
b03b04bfcd
@ -16,6 +16,6 @@ AllowShortLoopsOnASingleLine: true
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PointerAlignment: Left
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AlignConsecutiveAssignments: false
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AlignTrailingComments: false
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AlignTrailingComments: true
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SpaceAfterCStyleCast: true
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107
include/gsl.h
107
include/gsl.h
@ -1,17 +1,17 @@
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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#pragma once
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@ -19,39 +19,38 @@
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#ifndef GSL_GSL_H
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#define GSL_GSL_H
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#include "gsl_assert.h" // Ensures/Expects
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#include "gsl_util.h" // finally()/narrow()/narrow_cast()...
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#include "span.h" // span
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#include "multi_span.h" // multi_span, strided_span...
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#include "string_span.h" // zstring, string_span, zstring_builder...
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#include "gsl_assert.h" // Ensures/Expects
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#include "gsl_util.h" // finally()/narrow()/narrow_cast()...
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#include "multi_span.h" // multi_span, strided_span...
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#include "span.h" // span
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#include "string_span.h" // zstring, string_span, zstring_builder...
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#include <memory>
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#ifdef _MSC_VER
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// No MSVC does constexpr fully yet
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#pragma push_macro("constexpr")
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#define constexpr
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#define constexpr
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// MSVC 2013 workarounds
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#if _MSC_VER <= 1800
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// noexcept is not understood
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// noexcept is not understood
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#pragma push_macro("noexcept")
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#define noexcept
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#define noexcept
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// turn off some misguided warnings
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#pragma warning(push)
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#pragma warning(disable: 4351) // warns about newly introduced aggregate initializer behavior
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#pragma warning(disable : 4351) // warns about newly introduced aggregate initializer behavior
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#endif // _MSC_VER <= 1800
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#endif // _MSC_VER
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namespace gsl
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{
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//
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// GSL.owner: ownership pointers
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// GSL.owner: ownership pointers
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//
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using std::unique_ptr;
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using std::shared_ptr;
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@ -59,67 +58,74 @@ using std::shared_ptr;
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template <class T>
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using owner = T;
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//
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// not_null
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//
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// Restricts a pointer or smart pointer to only hold non-null values.
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//
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//
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// Has zero size overhead over T.
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//
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// If T is a pointer (i.e. T == U*) then
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// - allow construction from U* or U&
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// If T is a pointer (i.e. T == U*) then
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// - allow construction from U* or U&
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// - disallow construction from nullptr_t
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// - disallow default construction
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// - ensure construction from U* fails with nullptr
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// - allow implicit conversion to U*
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//
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template<class T>
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template <class T>
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class not_null
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{
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static_assert(std::is_assignable<T&, std::nullptr_t>::value, "T cannot be assigned nullptr.");
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public:
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not_null(T t) : ptr_(t) { ensure_invariant(); }
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not_null& operator=(const T& t) { ptr_ = t; ensure_invariant(); return *this; }
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not_null& operator=(const T& t)
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{
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ptr_ = t;
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ensure_invariant();
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return *this;
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}
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not_null(const not_null &other) = default;
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not_null& operator=(const not_null &other) = default;
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not_null(const not_null& other) = default;
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not_null& operator=(const not_null& other) = default;
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template <typename U, typename Dummy = std::enable_if_t<std::is_convertible<U, T>::value>>
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not_null(const not_null<U> &other)
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not_null(const not_null<U>& other)
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{
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*this = other;
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}
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template <typename U, typename Dummy = std::enable_if_t<std::is_convertible<U, T>::value>>
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not_null& operator=(const not_null<U> &other)
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not_null& operator=(const not_null<U>& other)
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{
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ptr_ = other.get();
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return *this;
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}
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// prevents compilation when someone attempts to assign a nullptr
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// prevents compilation when someone attempts to assign a nullptr
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not_null(std::nullptr_t) = delete;
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not_null(int) = delete;
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not_null<T>& operator=(std::nullptr_t) = delete;
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not_null<T>& operator=(int) = delete;
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T get() const {
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not_null<T>& operator=(int) = delete;
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T get() const
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{
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#ifdef _MSC_VER
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__assume(ptr_ != nullptr);
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#endif
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return ptr_;
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} // the assume() should help the optimizer
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operator T() const { return get(); }
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operator T() const { return get(); }
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T operator->() const { return get(); }
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bool operator==(const T& rhs) const { return ptr_ == rhs; }
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bool operator!=(const T& rhs) const { return !(*this == rhs); }
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bool operator==(const T& rhs) const { return ptr_ == rhs; }
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bool operator!=(const T& rhs) const { return !(*this == rhs); }
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private:
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T ptr_;
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// we assume that the compiler can hoist/prove away most of the checks inlined from this function
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// we assume that the compiler can hoist/prove away most of the checks inlined from this
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// function
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// if not, we could make them optional via conditional compilation
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void ensure_invariant() const { Expects(ptr_ != nullptr); }
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@ -139,14 +145,11 @@ private:
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namespace std
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{
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template<class T>
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struct hash<gsl::not_null<T>>
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{
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size_t operator()(const gsl::not_null<T> & value) const
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{
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return hash<T>{}(value);
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}
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};
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template <class T>
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struct hash<gsl::not_null<T>>
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{
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size_t operator()(const gsl::not_null<T>& value) const { return hash<T>{}(value); }
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};
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} // namespace std
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@ -159,7 +162,7 @@ namespace std
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#undef noexcept
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#pragma pop_macro("noexcept")
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#pragma warning(pop)
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#endif // _MSC_VER <= 1800
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@ -1,17 +1,17 @@
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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#pragma once
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@ -28,50 +28,50 @@
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//
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// 1. GSL_TERMINATE_ON_CONTRACT_VIOLATION: std::terminate will be called (default)
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// 2. GSL_THROW_ON_CONTRACT_VIOLATION: a gsl::fail_fast exception will be thrown
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// 3. GSL_UNENFORCED_ON_CONTRACT_VIOLATION: nothing happens
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// 3. GSL_UNENFORCED_ON_CONTRACT_VIOLATION: nothing happens
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//
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#if !(defined(GSL_THROW_ON_CONTRACT_VIOLATION) ^ defined(GSL_TERMINATE_ON_CONTRACT_VIOLATION) ^ defined(GSL_UNENFORCED_ON_CONTRACT_VIOLATION))
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#define GSL_TERMINATE_ON_CONTRACT_VIOLATION
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#if !(defined(GSL_THROW_ON_CONTRACT_VIOLATION) ^ defined(GSL_TERMINATE_ON_CONTRACT_VIOLATION) ^ \
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defined(GSL_UNENFORCED_ON_CONTRACT_VIOLATION))
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#define GSL_TERMINATE_ON_CONTRACT_VIOLATION
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#endif
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#define GSL_STRINGIFY_DETAIL(x) #x
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#define GSL_STRINGIFY(x) GSL_STRINGIFY_DETAIL(x)
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//
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// GSL.assert: assertions
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//
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namespace gsl
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{
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struct fail_fast : public std::runtime_error
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struct fail_fast : public std::runtime_error
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{
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explicit fail_fast(char const* const message) : std::runtime_error(message) {}
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explicit fail_fast(char const* const message) : std::runtime_error(message) {}
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};
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}
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#if defined(GSL_THROW_ON_CONTRACT_VIOLATION)
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#define Expects(cond) if (!(cond)) \
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throw gsl::fail_fast("GSL: Precondition failure at " __FILE__ ": " GSL_STRINGIFY(__LINE__));
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#define Ensures(cond) if (!(cond)) \
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throw gsl::fail_fast("GSL: Postcondition failure at " __FILE__ ": " GSL_STRINGIFY(__LINE__));
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#define Expects(cond) \
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if (!(cond)) \
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throw gsl::fail_fast("GSL: Precondition failure at " __FILE__ ": " GSL_STRINGIFY(__LINE__));
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#define Ensures(cond) \
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if (!(cond)) \
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throw gsl::fail_fast("GSL: Postcondition failure at " __FILE__ \
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": " GSL_STRINGIFY(__LINE__));
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#elif defined(GSL_TERMINATE_ON_CONTRACT_VIOLATION)
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#define Expects(cond) if (!(cond)) std::terminate();
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#define Ensures(cond) if (!(cond)) std::terminate();
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#define Expects(cond) \
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if (!(cond)) std::terminate();
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#define Ensures(cond) \
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if (!(cond)) std::terminate();
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#elif defined(GSL_UNENFORCED_ON_CONTRACT_VIOLATION)
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#define Expects(cond)
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#define Ensures(cond)
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#endif
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#define Expects(cond)
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#define Ensures(cond)
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#endif
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#endif // GSL_CONTRACTS_H
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@ -1,17 +1,17 @@
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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#pragma once
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@ -26,11 +26,11 @@
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// constexpr is not understood
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#pragma push_macro("constexpr")
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#define constexpr
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#define constexpr
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// noexcept is not understood
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// noexcept is not understood
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#pragma push_macro("noexcept")
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#define noexcept
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#define noexcept
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#endif // _MSC_VER <= 1800
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@ -38,54 +38,76 @@
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namespace gsl
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{
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// This is a simple definition for now that allows
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// use of byte within span<> to be standards-compliant
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enum class byte : unsigned char {};
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// This is a simple definition for now that allows
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// use of byte within span<> to be standards-compliant
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enum class byte : unsigned char
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{
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};
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte& operator<<=(byte& b, IntegerType shift) noexcept
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{ return b = byte(static_cast<unsigned char>(b) << shift); }
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte& operator<<=(byte& b, IntegerType shift) noexcept
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{
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return b = byte(static_cast<unsigned char>(b) << shift);
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}
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte operator<<(byte b, IntegerType shift) noexcept
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{ return byte(static_cast<unsigned char>(b) << shift); }
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte operator<<(byte b, IntegerType shift) noexcept
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{
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return byte(static_cast<unsigned char>(b) << shift);
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}
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte& operator>>=(byte& b, IntegerType shift) noexcept
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{ return b = byte(static_cast<unsigned char>(b) >> shift); }
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte& operator>>=(byte& b, IntegerType shift) noexcept
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{
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return b = byte(static_cast<unsigned char>(b) >> shift);
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}
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte operator>> (byte b, IntegerType shift) noexcept
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{ return byte(static_cast<unsigned char>(b) >> shift); }
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr byte operator>>(byte b, IntegerType shift) noexcept
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{
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return byte(static_cast<unsigned char>(b) >> shift);
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}
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constexpr byte& operator|=(byte& l, byte r) noexcept
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{ return l = byte(static_cast<unsigned char>(l) | static_cast<unsigned char>(r)); }
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constexpr byte& operator|=(byte& l, byte r) noexcept
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{
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return l = byte(static_cast<unsigned char>(l) | static_cast<unsigned char>(r));
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}
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constexpr byte operator|(byte l, byte r) noexcept
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{ return byte(static_cast<unsigned char>(l) + static_cast<unsigned char>(r)); }
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constexpr byte operator|(byte l, byte r) noexcept
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{
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return byte(static_cast<unsigned char>(l) + static_cast<unsigned char>(r));
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}
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constexpr byte& operator&=(byte& l, byte r) noexcept
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{ return l = byte(static_cast<unsigned char>(l) & static_cast<unsigned char>(r)); }
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constexpr byte& operator&=(byte& l, byte r) noexcept
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{
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return l = byte(static_cast<unsigned char>(l) & static_cast<unsigned char>(r));
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}
|
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|
||||
constexpr byte operator&(byte l, byte r) noexcept
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||||
{ return byte(static_cast<unsigned char>(l) & static_cast<unsigned char>(r)); }
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constexpr byte operator&(byte l, byte r) noexcept
|
||||
{
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return byte(static_cast<unsigned char>(l) & static_cast<unsigned char>(r));
|
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}
|
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constexpr byte& operator^=(byte& l, byte r) noexcept
|
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{ return l = byte(static_cast<unsigned char>(l) ^ static_cast<unsigned char>(r)); }
|
||||
|
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constexpr byte operator^(byte l, byte r) noexcept
|
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{ return byte(static_cast<unsigned char>(l) ^ static_cast<unsigned char>(r)); }
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constexpr byte operator~(byte b) noexcept
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{ return byte(~static_cast<unsigned char>(b)); }
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constexpr byte& operator^=(byte& l, byte r) noexcept
|
||||
{
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return l = byte(static_cast<unsigned char>(l) ^ static_cast<unsigned char>(r));
|
||||
}
|
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template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
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constexpr IntegerType to_integer(byte b) noexcept { return {b}; }
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||||
constexpr byte operator^(byte l, byte r) noexcept
|
||||
{
|
||||
return byte(static_cast<unsigned char>(l) ^ static_cast<unsigned char>(r));
|
||||
}
|
||||
|
||||
constexpr byte operator~(byte b) noexcept { return byte(~static_cast<unsigned char>(b)); }
|
||||
|
||||
template <class IntegerType, class = std::enable_if_t<std::is_integral<IntegerType>::value>>
|
||||
constexpr IntegerType to_integer(byte b) noexcept
|
||||
{
|
||||
return {b};
|
||||
}
|
||||
|
||||
|
||||
} // namespace gsl
|
||||
|
||||
|
||||
#ifdef _MSC_VER
|
||||
|
||||
#if _MSC_VER <= 1800
|
||||
|
||||
@ -19,11 +19,11 @@
|
||||
#ifndef GSL_UTIL_H
|
||||
#define GSL_UTIL_H
|
||||
|
||||
#include "gsl_assert.h" // Ensures/Expects
|
||||
#include "gsl_assert.h" // Ensures/Expects
|
||||
#include <array>
|
||||
#include <utility>
|
||||
#include <type_traits>
|
||||
#include <exception>
|
||||
#include <type_traits>
|
||||
#include <utility>
|
||||
|
||||
#ifdef _MSC_VER
|
||||
|
||||
@ -32,7 +32,7 @@
|
||||
#define constexpr
|
||||
|
||||
#pragma warning(push)
|
||||
#pragma warning(disable: 4127) // conditional expression is constant
|
||||
#pragma warning(disable : 4127) // conditional expression is constant
|
||||
|
||||
// MSVC 2013 workarounds
|
||||
#if _MSC_VER <= 1800
|
||||
@ -42,13 +42,12 @@
|
||||
|
||||
// turn off some misguided warnings
|
||||
#pragma warning(push)
|
||||
#pragma warning(disable: 4351) // warns about newly introduced aggregate initializer behavior
|
||||
#pragma warning(disable : 4351) // warns about newly introduced aggregate initializer behavior
|
||||
|
||||
#endif // _MSC_VER <= 1800
|
||||
|
||||
#endif // _MSC_VER
|
||||
|
||||
|
||||
namespace gsl
|
||||
{
|
||||
//
|
||||
@ -60,18 +59,20 @@ template <class F>
|
||||
class final_act
|
||||
{
|
||||
public:
|
||||
explicit final_act(F f) noexcept
|
||||
: f_(std::move(f)), invoke_(true)
|
||||
{}
|
||||
explicit final_act(F f) noexcept : f_(std::move(f)), invoke_(true) {}
|
||||
|
||||
final_act(final_act&& other) noexcept
|
||||
: f_(std::move(other.f_)), invoke_(other.invoke_)
|
||||
{ other.invoke_ = false; }
|
||||
final_act(final_act&& other) noexcept : f_(std::move(other.f_)), invoke_(other.invoke_)
|
||||
{
|
||||
other.invoke_ = false;
|
||||
}
|
||||
|
||||
final_act(const final_act&) = delete;
|
||||
final_act& operator=(const final_act&) = delete;
|
||||
|
||||
~final_act() noexcept { if (invoke_) f_(); }
|
||||
~final_act() noexcept
|
||||
{
|
||||
if (invoke_) f_();
|
||||
}
|
||||
|
||||
private:
|
||||
F f_;
|
||||
@ -80,35 +81,44 @@ private:
|
||||
|
||||
// finally() - convenience function to generate a final_act
|
||||
template <class F>
|
||||
inline final_act<F> finally(const F &f)
|
||||
noexcept { return final_act<F>(f); }
|
||||
inline final_act<F> finally(const F& f) noexcept
|
||||
{
|
||||
return final_act<F>(f);
|
||||
}
|
||||
|
||||
template <class F>
|
||||
inline final_act<F> finally(F &&f) noexcept
|
||||
{ return final_act<F>(std::forward<F>(f)); }
|
||||
inline final_act<F> finally(F&& f) noexcept
|
||||
{
|
||||
return final_act<F>(std::forward<F>(f));
|
||||
}
|
||||
|
||||
// narrow_cast(): a searchable way to do narrowing casts of values
|
||||
template<class T, class U>
|
||||
template <class T, class U>
|
||||
inline constexpr T narrow_cast(U u) noexcept
|
||||
{ return static_cast<T>(u); }
|
||||
{
|
||||
return static_cast<T>(u);
|
||||
}
|
||||
|
||||
struct narrowing_error : public std::exception {};
|
||||
struct narrowing_error : public std::exception
|
||||
{
|
||||
};
|
||||
|
||||
namespace details
|
||||
{
|
||||
template<class T, class U>
|
||||
struct is_same_signedness : public std::integral_constant<bool, std::is_signed<T>::value == std::is_signed<U>::value>
|
||||
{};
|
||||
template <class T, class U>
|
||||
struct is_same_signedness
|
||||
: public std::integral_constant<bool, std::is_signed<T>::value == std::is_signed<U>::value>
|
||||
{
|
||||
};
|
||||
}
|
||||
|
||||
// narrow() : a checked version of narrow_cast() that throws if the cast changed the value
|
||||
template<class T, class U>
|
||||
template <class T, class U>
|
||||
inline T narrow(U u)
|
||||
{
|
||||
T t = narrow_cast<T>(u);
|
||||
if (static_cast<U>(t) != u)
|
||||
throw narrowing_error();
|
||||
#pragma warning(suppress:4127) // suppress warning from MSVC compiler about constant in if-test
|
||||
if (static_cast<U>(t) != u) throw narrowing_error();
|
||||
#pragma warning(suppress : 4127) // suppress warning from MSVC compiler about constant in if-test
|
||||
if (!details::is_same_signedness<T, U>::value && ((t < T{}) != (u < U{})))
|
||||
throw narrowing_error();
|
||||
return t;
|
||||
@ -118,24 +128,35 @@ inline T narrow(U u)
|
||||
// at() - Bounds-checked way of accessing static arrays, std::array, std::vector
|
||||
//
|
||||
template <class T, size_t N>
|
||||
constexpr T& at(T(&arr)[N], size_t index)
|
||||
{ Expects(index < N); return arr[index]; }
|
||||
constexpr T& at(T (&arr)[N], size_t index)
|
||||
{
|
||||
Expects(index < N);
|
||||
return arr[index];
|
||||
}
|
||||
|
||||
template <class T, size_t N>
|
||||
constexpr T& at(std::array<T, N>& arr, size_t index)
|
||||
{ Expects(index < N); return arr[index]; }
|
||||
{
|
||||
Expects(index < N);
|
||||
return arr[index];
|
||||
}
|
||||
|
||||
template <class Cont>
|
||||
constexpr typename Cont::value_type& at(Cont& cont, size_t index)
|
||||
{ Expects(index < cont.size()); return cont[index]; }
|
||||
{
|
||||
Expects(index < cont.size());
|
||||
return cont[index];
|
||||
}
|
||||
|
||||
template <class T>
|
||||
constexpr const T& at(std::initializer_list<T> cont, size_t index)
|
||||
{ Expects(index < cont.size()); return *(cont.begin() + index); }
|
||||
{
|
||||
Expects(index < cont.size());
|
||||
return *(cont.begin() + index);
|
||||
}
|
||||
|
||||
} // namespace gsl
|
||||
|
||||
|
||||
#ifdef _MSC_VER
|
||||
|
||||
#pragma warning(pop)
|
||||
|
||||
@ -20,8 +20,8 @@
|
||||
#define GSL_MULTI_SPAN_H
|
||||
|
||||
#include "gsl_assert.h"
|
||||
#include "gsl_util.h"
|
||||
#include "gsl_byte.h"
|
||||
#include "gsl_util.h"
|
||||
#include <algorithm>
|
||||
#include <array>
|
||||
#include <cassert>
|
||||
@ -52,7 +52,7 @@
|
||||
#define GSL_MSVC_HAS_VARIADIC_CTOR_BUG
|
||||
#define GSL_MSVC_NO_SUPPORT_FOR_MOVE_CTOR_DEFAULT
|
||||
|
||||
// noexcept is not understood
|
||||
// noexcept is not understood
|
||||
#ifndef GSL_THROW_ON_CONTRACT_VIOLATION
|
||||
#pragma push_macro("noexcept")
|
||||
#define noexcept /* nothing */
|
||||
@ -217,10 +217,7 @@ public:
|
||||
return ret;
|
||||
}
|
||||
|
||||
friend constexpr index operator*(value_type v, const index& rhs) noexcept
|
||||
{
|
||||
return rhs * v;
|
||||
}
|
||||
friend constexpr index operator*(value_type v, const index& rhs) noexcept { return rhs * v; }
|
||||
|
||||
constexpr index& operator*=(value_type v) noexcept
|
||||
{
|
||||
@ -743,8 +740,7 @@ public:
|
||||
}
|
||||
|
||||
constexpr strided_bounds(const index_type& extents, const index_type& strides) noexcept
|
||||
: m_extents(extents),
|
||||
m_strides(strides)
|
||||
: m_extents(extents), m_strides(strides)
|
||||
{
|
||||
}
|
||||
|
||||
@ -841,8 +837,7 @@ public:
|
||||
using index_size_type = typename IndexType::value_type;
|
||||
template <typename Bounds>
|
||||
explicit bounds_iterator(const Bounds& bnd, value_type curr) noexcept
|
||||
: boundary_(bnd.index_bounds()),
|
||||
curr_(std::move(curr))
|
||||
: boundary_(bnd.index_bounds()), curr_(std::move(curr))
|
||||
{
|
||||
static_assert(is_bounds<Bounds>::value, "Bounds type must be provided");
|
||||
}
|
||||
@ -930,7 +925,7 @@ public:
|
||||
return ret -= n;
|
||||
}
|
||||
|
||||
constexpr bounds_iterator& operator-=(difference_type n) noexcept { return * this += -n; }
|
||||
constexpr bounds_iterator& operator-=(difference_type n) noexcept { return *this += -n; }
|
||||
|
||||
constexpr difference_type operator-(const bounds_iterator& rhs) const noexcept
|
||||
{
|
||||
@ -1137,7 +1132,7 @@ namespace details
|
||||
template <typename T, typename Arg, typename... Args>
|
||||
std::enable_if_t<
|
||||
!std::is_same<Arg, dim<dynamic_range>>::value && !std::is_same<Arg, Sep>::value, T>
|
||||
static_as_span_helper(Arg, Args... args)
|
||||
static_as_span_helper(Arg, Args... args)
|
||||
{
|
||||
return static_as_span_helper<T>(args...);
|
||||
}
|
||||
@ -1159,7 +1154,8 @@ namespace details
|
||||
};
|
||||
|
||||
template <typename ValueType, std::ptrdiff_t FirstDimension, std::ptrdiff_t... RestDimensions>
|
||||
struct is_multi_span_oracle<multi_span<ValueType, FirstDimension, RestDimensions...>> : std::true_type
|
||||
struct is_multi_span_oracle<multi_span<ValueType, FirstDimension, RestDimensions...>>
|
||||
: std::true_type
|
||||
{
|
||||
};
|
||||
|
||||
@ -1249,11 +1245,13 @@ public:
|
||||
constexpr multi_span(value_type&&) = delete;
|
||||
|
||||
// construct from pointer + length
|
||||
constexpr multi_span(pointer ptr, size_type size) noexcept : multi_span(ptr, bounds_type{size}) {}
|
||||
constexpr multi_span(pointer ptr, size_type size) noexcept : multi_span(ptr, bounds_type{size})
|
||||
{
|
||||
}
|
||||
|
||||
// construct from pointer + length - multidimensional
|
||||
constexpr multi_span(pointer data, bounds_type bounds) noexcept : data_(data),
|
||||
bounds_(std::move(bounds))
|
||||
constexpr multi_span(pointer data, bounds_type bounds) noexcept
|
||||
: data_(data), bounds_(std::move(bounds))
|
||||
{
|
||||
Expects((bounds_.size() > 0 && data != nullptr) || bounds_.size() == 0);
|
||||
}
|
||||
@ -1263,7 +1261,8 @@ public:
|
||||
typename = std::enable_if_t<std::is_convertible<Ptr, pointer>::value &&
|
||||
details::LessThan<bounds_type::dynamic_rank, 2>::value>>
|
||||
constexpr multi_span(pointer begin, Ptr end)
|
||||
: multi_span(begin, details::newBoundsHelper<bounds_type>(static_cast<pointer>(end) - begin))
|
||||
: multi_span(begin,
|
||||
details::newBoundsHelper<bounds_type>(static_cast<pointer>(end) - begin))
|
||||
{
|
||||
Expects(begin != nullptr && end != nullptr && begin <= static_cast<pointer>(end));
|
||||
}
|
||||
@ -1273,9 +1272,8 @@ public:
|
||||
constexpr multi_span(T (&arr)[N])
|
||||
: multi_span(reinterpret_cast<pointer>(arr), bounds_type{typename Helper::bounds_type{}})
|
||||
{
|
||||
static_assert(
|
||||
std::is_convertible<typename Helper::value_type(*) [], value_type(*) []>::value,
|
||||
"Cannot convert from source type to target multi_span type.");
|
||||
static_assert(std::is_convertible<typename Helper::value_type(*)[], value_type(*)[]>::value,
|
||||
"Cannot convert from source type to target multi_span type.");
|
||||
static_assert(std::is_convertible<typename Helper::bounds_type, bounds_type>::value,
|
||||
"Cannot construct a multi_span from an array with fewer elements.");
|
||||
}
|
||||
@ -1286,17 +1284,17 @@ public:
|
||||
constexpr multi_span(T* const& data, size_type size)
|
||||
: multi_span(reinterpret_cast<pointer>(data), typename Helper::bounds_type{size})
|
||||
{
|
||||
static_assert(
|
||||
std::is_convertible<typename Helper::value_type(*) [], value_type(*) []>::value,
|
||||
"Cannot convert from source type to target multi_span type.");
|
||||
static_assert(std::is_convertible<typename Helper::value_type(*)[], value_type(*)[]>::value,
|
||||
"Cannot convert from source type to target multi_span type.");
|
||||
}
|
||||
|
||||
// construct from std::array
|
||||
template <typename T, size_t N>
|
||||
constexpr multi_span(std::array<T, N>& arr) : multi_span(arr.data(), bounds_type{static_bounds<N>{}})
|
||||
constexpr multi_span(std::array<T, N>& arr)
|
||||
: multi_span(arr.data(), bounds_type{static_bounds<N>{}})
|
||||
{
|
||||
static_assert(
|
||||
std::is_convertible<T(*) [], typename std::remove_const_t<value_type>(*) []>::value,
|
||||
std::is_convertible<T(*)[], typename std::remove_const_t<value_type>(*)[]>::value,
|
||||
"Cannot convert from source type to target multi_span type.");
|
||||
static_assert(std::is_convertible<static_bounds<N>, bounds_type>::value,
|
||||
"You cannot construct a multi_span from a std::array of smaller size.");
|
||||
@ -1307,7 +1305,7 @@ public:
|
||||
constexpr multi_span(const std::array<std::remove_const_t<value_type>, N>& arr)
|
||||
: multi_span(arr.data(), static_bounds<N>())
|
||||
{
|
||||
static_assert(std::is_convertible<T(*) [], std::remove_const_t<value_type>>::value,
|
||||
static_assert(std::is_convertible<T(*)[], std::remove_const_t<value_type>>::value,
|
||||
"Cannot convert from source type to target multi_span type.");
|
||||
static_assert(std::is_convertible<static_bounds<N>, bounds_type>::value,
|
||||
"You cannot construct a multi_span from a std::array of smaller size.");
|
||||
@ -1329,7 +1327,7 @@ public:
|
||||
DataType>::value>>
|
||||
constexpr multi_span(Cont& cont)
|
||||
: multi_span(static_cast<pointer>(cont.data()),
|
||||
details::newBoundsHelper<bounds_type>(narrow_cast<size_type>(cont.size())))
|
||||
details::newBoundsHelper<bounds_type>(narrow_cast<size_type>(cont.size())))
|
||||
{
|
||||
}
|
||||
|
||||
@ -1348,8 +1346,8 @@ public:
|
||||
typename OtherBounds = static_bounds<OtherDimensions...>,
|
||||
typename = std::enable_if_t<std::is_convertible<OtherValueType, ValueType>::value &&
|
||||
std::is_convertible<OtherBounds, bounds_type>::value>>
|
||||
constexpr multi_span(multi_span<OtherValueType, OtherDimensions...> other) noexcept : data_(other.data_),
|
||||
bounds_(other.bounds_)
|
||||
constexpr multi_span(multi_span<OtherValueType, OtherDimensions...> other) noexcept
|
||||
: data_(other.data_), bounds_(other.bounds_)
|
||||
{
|
||||
}
|
||||
|
||||
@ -1424,7 +1422,8 @@ public:
|
||||
// subspan() - create a subview of count elements starting at offset
|
||||
// supplying dynamic_range for count will consume all available elements from offset
|
||||
constexpr multi_span<ValueType, dynamic_range> subspan(size_type offset,
|
||||
size_type count = dynamic_range) const noexcept
|
||||
size_type count = dynamic_range) const
|
||||
noexcept
|
||||
{
|
||||
Expects((offset >= 0 && offset <= this->size()) &&
|
||||
(count == dynamic_range || (count <= this->size() - offset)));
|
||||
@ -1535,7 +1534,8 @@ public:
|
||||
template <typename OtherValueType, std::ptrdiff_t... OtherDimensions,
|
||||
typename Dummy = std::enable_if_t<std::is_same<
|
||||
std::remove_cv_t<value_type>, std::remove_cv_t<OtherValueType>>::value>>
|
||||
constexpr bool operator==(const multi_span<OtherValueType, OtherDimensions...>& other) const noexcept
|
||||
constexpr bool operator==(const multi_span<OtherValueType, OtherDimensions...>& other) const
|
||||
noexcept
|
||||
{
|
||||
return bounds_.size() == other.bounds_.size() &&
|
||||
(data_ == other.data_ || std::equal(this->begin(), this->end(), other.begin()));
|
||||
@ -1544,7 +1544,8 @@ public:
|
||||
template <typename OtherValueType, std::ptrdiff_t... OtherDimensions,
|
||||
typename Dummy = std::enable_if_t<std::is_same<
|
||||
std::remove_cv_t<value_type>, std::remove_cv_t<OtherValueType>>::value>>
|
||||
constexpr bool operator!=(const multi_span<OtherValueType, OtherDimensions...>& other) const noexcept
|
||||
constexpr bool operator!=(const multi_span<OtherValueType, OtherDimensions...>& other) const
|
||||
noexcept
|
||||
{
|
||||
return !(*this == other);
|
||||
}
|
||||
@ -1552,7 +1553,8 @@ public:
|
||||
template <typename OtherValueType, std::ptrdiff_t... OtherDimensions,
|
||||
typename Dummy = std::enable_if_t<std::is_same<
|
||||
std::remove_cv_t<value_type>, std::remove_cv_t<OtherValueType>>::value>>
|
||||
constexpr bool operator<(const multi_span<OtherValueType, OtherDimensions...>& other) const noexcept
|
||||
constexpr bool operator<(const multi_span<OtherValueType, OtherDimensions...>& other) const
|
||||
noexcept
|
||||
{
|
||||
return std::lexicographical_compare(this->begin(), this->end(), other.begin(), other.end());
|
||||
}
|
||||
@ -1560,7 +1562,8 @@ public:
|
||||
template <typename OtherValueType, std::ptrdiff_t... OtherDimensions,
|
||||
typename Dummy = std::enable_if_t<std::is_same<
|
||||
std::remove_cv_t<value_type>, std::remove_cv_t<OtherValueType>>::value>>
|
||||
constexpr bool operator<=(const multi_span<OtherValueType, OtherDimensions...>& other) const noexcept
|
||||
constexpr bool operator<=(const multi_span<OtherValueType, OtherDimensions...>& other) const
|
||||
noexcept
|
||||
{
|
||||
return !(other < *this);
|
||||
}
|
||||
@ -1568,7 +1571,8 @@ public:
|
||||
template <typename OtherValueType, std::ptrdiff_t... OtherDimensions,
|
||||
typename Dummy = std::enable_if_t<std::is_same<
|
||||
std::remove_cv_t<value_type>, std::remove_cv_t<OtherValueType>>::value>>
|
||||
constexpr bool operator>(const multi_span<OtherValueType, OtherDimensions...>& other) const noexcept
|
||||
constexpr bool operator>(const multi_span<OtherValueType, OtherDimensions...>& other) const
|
||||
noexcept
|
||||
{
|
||||
return (other < *this);
|
||||
}
|
||||
@ -1576,7 +1580,8 @@ public:
|
||||
template <typename OtherValueType, std::ptrdiff_t... OtherDimensions,
|
||||
typename Dummy = std::enable_if_t<std::is_same<
|
||||
std::remove_cv_t<value_type>, std::remove_cv_t<OtherValueType>>::value>>
|
||||
constexpr bool operator>=(const multi_span<OtherValueType, OtherDimensions...>& other) const noexcept
|
||||
constexpr bool operator>=(const multi_span<OtherValueType, OtherDimensions...>& other) const
|
||||
noexcept
|
||||
{
|
||||
return !(*this < other);
|
||||
}
|
||||
@ -1590,8 +1595,8 @@ public:
|
||||
// DimCount and Enabled here are workarounds for a bug in MSVC 2015
|
||||
template <typename SpanType, typename... Dimensions2, size_t DimCount = sizeof...(Dimensions2),
|
||||
bool Enabled = (DimCount > 0), typename = std::enable_if_t<Enabled>>
|
||||
constexpr multi_span<typename SpanType::value_type, Dimensions2::value...> as_span(SpanType s,
|
||||
Dimensions2... dims)
|
||||
constexpr multi_span<typename SpanType::value_type, Dimensions2::value...>
|
||||
as_span(SpanType s, Dimensions2... dims)
|
||||
{
|
||||
static_assert(details::is_multi_span<SpanType>::value,
|
||||
"Variadic as_span() is for reshaping existing spans.");
|
||||
@ -1628,13 +1633,13 @@ multi_span<byte> as_writeable_bytes(multi_span<U, Dimensions...> s) noexcept
|
||||
// on all implementations. It should be considered an experimental extension
|
||||
// to the standard GSL interface.
|
||||
template <typename U, std::ptrdiff_t... Dimensions>
|
||||
constexpr auto as_span(multi_span<const byte, Dimensions...> s) noexcept
|
||||
-> multi_span<const U, static_cast<std::ptrdiff_t>(
|
||||
multi_span<const byte, Dimensions...>::bounds_type::static_size != dynamic_range
|
||||
? (static_cast<size_t>(
|
||||
multi_span<const byte, Dimensions...>::bounds_type::static_size) /
|
||||
sizeof(U))
|
||||
: dynamic_range)>
|
||||
constexpr auto as_span(multi_span<const byte, Dimensions...> s) noexcept -> multi_span<
|
||||
const U, static_cast<std::ptrdiff_t>(
|
||||
multi_span<const byte, Dimensions...>::bounds_type::static_size != dynamic_range
|
||||
? (static_cast<size_t>(
|
||||
multi_span<const byte, Dimensions...>::bounds_type::static_size) /
|
||||
sizeof(U))
|
||||
: dynamic_range)>
|
||||
{
|
||||
using ConstByteSpan = multi_span<const byte, Dimensions...>;
|
||||
static_assert(
|
||||
@ -1653,12 +1658,13 @@ constexpr auto as_span(multi_span<const byte, Dimensions...> s) noexcept
|
||||
// on all implementations. It should be considered an experimental extension
|
||||
// to the standard GSL interface.
|
||||
template <typename U, std::ptrdiff_t... Dimensions>
|
||||
constexpr auto as_span(multi_span<byte, Dimensions...> s) noexcept -> multi_span<
|
||||
U, narrow_cast<std::ptrdiff_t>(
|
||||
multi_span<byte, Dimensions...>::bounds_type::static_size != dynamic_range
|
||||
? static_cast<std::size_t>(multi_span<byte, Dimensions...>::bounds_type::static_size) /
|
||||
sizeof(U)
|
||||
: dynamic_range)>
|
||||
constexpr auto as_span(multi_span<byte, Dimensions...> s) noexcept
|
||||
-> multi_span<U, narrow_cast<std::ptrdiff_t>(
|
||||
multi_span<byte, Dimensions...>::bounds_type::static_size != dynamic_range
|
||||
? static_cast<std::size_t>(
|
||||
multi_span<byte, Dimensions...>::bounds_type::static_size) /
|
||||
sizeof(U)
|
||||
: dynamic_range)>
|
||||
{
|
||||
using ByteSpan = multi_span<byte, Dimensions...>;
|
||||
static_assert(
|
||||
@ -1816,9 +1822,9 @@ public:
|
||||
auto d = narrow_cast<size_type>(sizeof(OtherValueType) / sizeof(value_type));
|
||||
|
||||
size_type size = this->bounds().total_size() / d;
|
||||
return {const_cast<OtherValueType*>(reinterpret_cast<const OtherValueType*>(this->data())), size,
|
||||
bounds_type{resize_extent(this->bounds().index_bounds(), d),
|
||||
resize_stride(this->bounds().strides(), d)}};
|
||||
return {const_cast<OtherValueType*>(reinterpret_cast<const OtherValueType*>(this->data())),
|
||||
size, bounds_type{resize_extent(this->bounds().index_bounds(), d),
|
||||
resize_stride(this->bounds().strides(), d)}};
|
||||
}
|
||||
|
||||
constexpr strided_span section(index_type origin, index_type extents) const
|
||||
@ -2049,7 +2055,7 @@ public:
|
||||
contiguous_span_iterator ret{*this};
|
||||
return ret -= n;
|
||||
}
|
||||
contiguous_span_iterator& operator-=(difference_type n) noexcept { return * this += -n; }
|
||||
contiguous_span_iterator& operator-=(difference_type n) noexcept { return *this += -n; }
|
||||
difference_type operator-(const contiguous_span_iterator& rhs) const noexcept
|
||||
{
|
||||
Expects(m_validator == rhs.m_validator);
|
||||
@ -2148,16 +2154,13 @@ public:
|
||||
general_span_iterator ret{*this};
|
||||
return ret -= n;
|
||||
}
|
||||
general_span_iterator& operator-=(difference_type n) noexcept { return * this += -n; }
|
||||
general_span_iterator& operator-=(difference_type n) noexcept { return *this += -n; }
|
||||
difference_type operator-(const general_span_iterator& rhs) const noexcept
|
||||
{
|
||||
Expects(m_container == rhs.m_container);
|
||||
return m_itr - rhs.m_itr;
|
||||
}
|
||||
value_type operator[](difference_type n) const noexcept
|
||||
{
|
||||
return (*m_container)[m_itr[n]];
|
||||
}
|
||||
value_type operator[](difference_type n) const noexcept { return (*m_container)[m_itr[n]]; }
|
||||
|
||||
bool operator==(const general_span_iterator& rhs) const noexcept
|
||||
{
|
||||
|
||||
814
include/span.h
814
include/span.h
File diff suppressed because it is too large
Load Diff
@ -36,8 +36,7 @@
|
||||
// blanket turn off warnings from CppCoreCheck for now
|
||||
// so people aren't annoyed by them when running the tool.
|
||||
// more targeted suppressions will be added in a future update to the GSL
|
||||
#pragma warning(disable: 26481 26482 26483 26485 26490 26491 26492 26493 26495)
|
||||
|
||||
#pragma warning(disable : 26481 26482 26483 26485 26490 26491 26492 26493 26495)
|
||||
|
||||
// VS 2013 workarounds
|
||||
#if _MSC_VER <= 1800
|
||||
@ -80,19 +79,19 @@ namespace gsl
|
||||
// (sometimes needlessly) break existing programs when introduced.
|
||||
//
|
||||
|
||||
template<typename CharT, std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <typename CharT, std::ptrdiff_t Extent = dynamic_extent>
|
||||
using basic_zstring = CharT*;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using czstring = basic_zstring<const char, Extent>;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using cwzstring = basic_zstring<const wchar_t, Extent>;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using zstring = basic_zstring<char, Extent>;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using wzstring = basic_zstring<wchar_t, Extent>;
|
||||
|
||||
//
|
||||
@ -103,85 +102,93 @@ using wzstring = basic_zstring<wchar_t, Extent>;
|
||||
//
|
||||
// Will fail-fast if sentinel cannot be found before max elements are examined.
|
||||
//
|
||||
template<typename T, const T Sentinel>
|
||||
template <typename T, const T Sentinel>
|
||||
span<T, dynamic_extent> ensure_sentinel(T* seq, std::ptrdiff_t max = PTRDIFF_MAX)
|
||||
{
|
||||
auto cur = seq;
|
||||
while ((cur - seq) < max && *cur != Sentinel) ++cur;
|
||||
Ensures(*cur == Sentinel);
|
||||
return{ seq, cur - seq };
|
||||
return {seq, cur - seq};
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// ensure_z - creates a span for a czstring or cwzstring.
|
||||
// Will fail fast if a null-terminator cannot be found before
|
||||
// the limit of size_type.
|
||||
//
|
||||
template<typename T>
|
||||
inline span<T, dynamic_extent> ensure_z(T* const & sz, std::ptrdiff_t max = PTRDIFF_MAX)
|
||||
template <typename T>
|
||||
inline span<T, dynamic_extent> ensure_z(T* const& sz, std::ptrdiff_t max = PTRDIFF_MAX)
|
||||
{
|
||||
return ensure_sentinel<T, 0>(sz, max);
|
||||
}
|
||||
|
||||
// TODO (neilmac) there is probably a better template-magic way to get the const and non-const overloads to share an implementation
|
||||
// TODO (neilmac) there is probably a better template-magic way to get the const and non-const
|
||||
// overloads to share an implementation
|
||||
inline span<char, dynamic_extent> ensure_z(char* const& sz, std::ptrdiff_t max)
|
||||
{
|
||||
auto len = strnlen(sz, narrow_cast<size_t>(max));
|
||||
Ensures(sz[len] == 0);
|
||||
return{ sz, static_cast<std::ptrdiff_t>(len) };
|
||||
return {sz, static_cast<std::ptrdiff_t>(len)};
|
||||
}
|
||||
|
||||
inline span<const char, dynamic_extent> ensure_z(const char* const& sz, std::ptrdiff_t max)
|
||||
{
|
||||
auto len = strnlen(sz, narrow_cast<size_t>(max));
|
||||
Ensures(sz[len] == 0);
|
||||
return{ sz, static_cast<std::ptrdiff_t>(len) };
|
||||
return {sz, static_cast<std::ptrdiff_t>(len)};
|
||||
}
|
||||
|
||||
inline span<wchar_t, dynamic_extent> ensure_z(wchar_t* const& sz, std::ptrdiff_t max)
|
||||
{
|
||||
auto len = wcsnlen(sz, narrow_cast<size_t>(max));
|
||||
Ensures(sz[len] == 0);
|
||||
return{ sz, static_cast<std::ptrdiff_t>(len) };
|
||||
return {sz, static_cast<std::ptrdiff_t>(len)};
|
||||
}
|
||||
|
||||
inline span<const wchar_t, dynamic_extent> ensure_z(const wchar_t* const& sz, std::ptrdiff_t max)
|
||||
{
|
||||
auto len = wcsnlen(sz, narrow_cast<size_t>(max));
|
||||
Ensures(sz[len] == 0);
|
||||
return{ sz, static_cast<std::ptrdiff_t>(len) };
|
||||
return {sz, static_cast<std::ptrdiff_t>(len)};
|
||||
}
|
||||
|
||||
template<typename T, size_t N>
|
||||
span<T, dynamic_extent> ensure_z(T(&sz)[N]) { return ensure_z(&sz[0], static_cast<std::ptrdiff_t>(N)); }
|
||||
template <typename T, size_t N>
|
||||
span<T, dynamic_extent> ensure_z(T (&sz)[N])
|
||||
{
|
||||
return ensure_z(&sz[0], static_cast<std::ptrdiff_t>(N));
|
||||
}
|
||||
|
||||
template<class Cont>
|
||||
span<typename std::remove_pointer<typename Cont::pointer>::type, dynamic_extent> ensure_z(Cont& cont)
|
||||
template <class Cont>
|
||||
span<typename std::remove_pointer<typename Cont::pointer>::type, dynamic_extent>
|
||||
ensure_z(Cont& cont)
|
||||
{
|
||||
return ensure_z(cont.data(), static_cast<std::ptrdiff_t>(cont.length()));
|
||||
}
|
||||
|
||||
template<typename CharT, std::ptrdiff_t>
|
||||
template <typename CharT, std::ptrdiff_t>
|
||||
class basic_string_span;
|
||||
|
||||
namespace details
|
||||
{
|
||||
template <typename T>
|
||||
struct is_basic_string_span_oracle : std::false_type
|
||||
{};
|
||||
{
|
||||
};
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent>
|
||||
struct is_basic_string_span_oracle<basic_string_span<CharT, Extent>> : std::true_type
|
||||
{};
|
||||
{
|
||||
};
|
||||
|
||||
template <typename T>
|
||||
struct is_basic_string_span : is_basic_string_span_oracle<std::remove_cv_t<T>>
|
||||
{};
|
||||
{
|
||||
};
|
||||
|
||||
template <typename T>
|
||||
struct length_func
|
||||
{};
|
||||
{
|
||||
};
|
||||
|
||||
template <>
|
||||
struct length_func<char>
|
||||
@ -220,7 +227,6 @@ namespace details
|
||||
};
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// string_span and relatives
|
||||
//
|
||||
@ -247,19 +253,17 @@ public:
|
||||
// copy
|
||||
constexpr basic_string_span(const basic_string_span& other) = default;
|
||||
|
||||
// move
|
||||
// move
|
||||
#ifndef GSL_MSVC_NO_DEFAULT_MOVE_CTOR
|
||||
constexpr basic_string_span(basic_string_span&& other) = default;
|
||||
#else
|
||||
constexpr basic_string_span(basic_string_span&& other)
|
||||
: span_(std::move(other.span_))
|
||||
{}
|
||||
constexpr basic_string_span(basic_string_span&& other) : span_(std::move(other.span_)) {}
|
||||
#endif
|
||||
|
||||
// assign
|
||||
constexpr basic_string_span& operator=(const basic_string_span& other) = default;
|
||||
|
||||
// move assign
|
||||
// move assign
|
||||
#ifndef GSL_MSVC_NO_DEFAULT_MOVE_CTOR
|
||||
constexpr basic_string_span& operator=(basic_string_span&& other) = default;
|
||||
#else
|
||||
@ -271,211 +275,160 @@ public:
|
||||
#endif
|
||||
|
||||
// from nullptr
|
||||
constexpr basic_string_span(std::nullptr_t ptr) noexcept
|
||||
: span_(ptr)
|
||||
{}
|
||||
constexpr basic_string_span(std::nullptr_t ptr) noexcept : span_(ptr) {}
|
||||
|
||||
// from nullptr and length
|
||||
constexpr basic_string_span(std::nullptr_t ptr, size_type length) noexcept
|
||||
: span_(ptr, length)
|
||||
{}
|
||||
constexpr basic_string_span(std::nullptr_t ptr, size_type length) noexcept : span_(ptr, length)
|
||||
{
|
||||
}
|
||||
|
||||
// From static arrays - if 0-terminated, remove 0 from the view
|
||||
|
||||
// from static arrays and string literals
|
||||
template<size_t N>
|
||||
constexpr basic_string_span(value_type(&arr)[N]) noexcept
|
||||
: span_(remove_z(arr))
|
||||
{}
|
||||
template <size_t N>
|
||||
constexpr basic_string_span(value_type (&arr)[N]) noexcept : span_(remove_z(arr))
|
||||
{
|
||||
}
|
||||
|
||||
// Those allow 0s within the length, so we do not remove them
|
||||
|
||||
// from raw data and length
|
||||
constexpr basic_string_span(pointer ptr, size_type length) noexcept
|
||||
: span_(ptr, length)
|
||||
{}
|
||||
constexpr basic_string_span(pointer ptr, size_type length) noexcept : span_(ptr, length) {}
|
||||
|
||||
// from string
|
||||
constexpr basic_string_span(std::string& s) noexcept
|
||||
: span_(const_cast<pointer>(s.data()), narrow_cast<std::ptrdiff_t>(s.length()))
|
||||
{}
|
||||
{
|
||||
}
|
||||
|
||||
// from containers. Containers must have .size() and .data() function signatures
|
||||
template <typename Cont,
|
||||
typename = std::enable_if_t<
|
||||
!details::is_basic_string_span<Cont>::value
|
||||
&& !details::is_span<Cont>::value
|
||||
&& std::is_convertible<Cont::pointer, pointer>::value
|
||||
&& std::is_convertible<Cont::pointer, decltype(std::declval<Cont>().data())>::value>
|
||||
>
|
||||
constexpr basic_string_span(Cont& cont) : span_(cont.data(), cont.size()) {}
|
||||
typename = std::enable_if_t<
|
||||
!details::is_basic_string_span<Cont>::value && !details::is_span<Cont>::value &&
|
||||
std::is_convertible<Cont::pointer, pointer>::value &&
|
||||
std::is_convertible<Cont::pointer, decltype(std::declval<Cont>().data())>::value>>
|
||||
constexpr basic_string_span(Cont& cont) : span_(cont.data(), cont.size())
|
||||
{
|
||||
}
|
||||
|
||||
// disallow creation from temporary containers and strings
|
||||
template <typename Cont,
|
||||
typename = std::enable_if_t<
|
||||
!details::is_basic_string_span<Cont>::value
|
||||
&& !details::is_span<Cont>::value
|
||||
&& std::is_convertible<Cont::pointer, pointer>::value
|
||||
&& std::is_convertible<Cont::pointer, decltype(std::declval<Cont>().data())>::value>
|
||||
>
|
||||
constexpr basic_string_span(const Cont& cont) : span_(cont.data(), cont.size()) {}
|
||||
typename = std::enable_if_t<
|
||||
!details::is_basic_string_span<Cont>::value && !details::is_span<Cont>::value &&
|
||||
std::is_convertible<Cont::pointer, pointer>::value &&
|
||||
std::is_convertible<Cont::pointer, decltype(std::declval<Cont>().data())>::value>>
|
||||
constexpr basic_string_span(const Cont& cont) : span_(cont.data(), cont.size())
|
||||
{
|
||||
}
|
||||
|
||||
#ifndef GSL_MSVC_HAS_SFINAE_SUBSTITUTION_ICE
|
||||
// from span
|
||||
template <typename OtherValueType, std::ptrdiff_t OtherExtent,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<span<OtherValueType, OtherExtent>, impl_type>::value
|
||||
>
|
||||
>
|
||||
constexpr basic_string_span(span<OtherValueType, OtherExtent> other) noexcept
|
||||
: span_(other)
|
||||
{}
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<span<OtherValueType, OtherExtent>, impl_type>::value>>
|
||||
constexpr basic_string_span(span<OtherValueType, OtherExtent> other) noexcept : span_(other)
|
||||
{
|
||||
}
|
||||
#else
|
||||
// from span
|
||||
constexpr basic_string_span(span<value_type, Extent> other) noexcept
|
||||
: span_(other)
|
||||
{}
|
||||
|
||||
template <typename = std::enable_if_t<!std::is_same<std::remove_const_t<value_type>, value_type>::value>>
|
||||
constexpr basic_string_span(span<value_type, Extent> other) noexcept : span_(other) {}
|
||||
|
||||
template <typename = std::enable_if_t<
|
||||
!std::is_same<std::remove_const_t<value_type>, value_type>::value>>
|
||||
constexpr basic_string_span(span<std::remove_const_t<value_type>, Extent> other) noexcept
|
||||
: span_(other)
|
||||
{}
|
||||
{
|
||||
}
|
||||
#endif
|
||||
|
||||
// from string_span
|
||||
template <typename OtherValueType, std::ptrdiff_t OtherExtent,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<basic_string_span<OtherValueType, OtherExtent>::impl_type, impl_type>::value
|
||||
>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
basic_string_span<OtherValueType, OtherExtent>::impl_type, impl_type>::value>>
|
||||
constexpr basic_string_span(basic_string_span<OtherValueType, OtherExtent> other) noexcept
|
||||
: span_(other.data(), other.length())
|
||||
{}
|
||||
|
||||
constexpr bool empty() const noexcept
|
||||
{
|
||||
return length() == 0;
|
||||
}
|
||||
|
||||
constexpr bool empty() const noexcept { return length() == 0; }
|
||||
|
||||
// first Count elements
|
||||
template<size_type Count>
|
||||
template <size_type Count>
|
||||
constexpr basic_string_span<value_type, Count> first() const noexcept
|
||||
{
|
||||
return{ span_.template first<Count>() };
|
||||
return {span_.template first<Count>()};
|
||||
}
|
||||
|
||||
constexpr basic_string_span<value_type, dynamic_extent> first(size_type count) const noexcept
|
||||
{
|
||||
return{ span_.first(count) };
|
||||
return {span_.first(count)};
|
||||
}
|
||||
|
||||
// last Count elements
|
||||
template<size_type Count>
|
||||
template <size_type Count>
|
||||
constexpr basic_string_span<value_type, Count> last() const noexcept
|
||||
{
|
||||
return{ span_.template last<Count>() };
|
||||
return {span_.template last<Count>()};
|
||||
}
|
||||
|
||||
constexpr basic_string_span<value_type, dynamic_extent> last(size_type count) const noexcept
|
||||
{
|
||||
return{ span_.last(count) };
|
||||
return {span_.last(count)};
|
||||
}
|
||||
|
||||
// create a subview of Count elements starting from Offset
|
||||
template<size_type Offset, size_type Count>
|
||||
template <size_type Offset, size_type Count>
|
||||
constexpr basic_string_span<value_type, Count> subspan() const noexcept
|
||||
{
|
||||
return{ span_.template subspan<Offset, Count>() };
|
||||
return {span_.template subspan<Offset, Count>()};
|
||||
}
|
||||
|
||||
constexpr basic_string_span<value_type, dynamic_extent> subspan(size_type offset, size_type count = dynamic_extent) const noexcept
|
||||
constexpr basic_string_span<value_type, dynamic_extent>
|
||||
subspan(size_type offset, size_type count = dynamic_extent) const noexcept
|
||||
{
|
||||
return{ span_.subspan(offset, count) };
|
||||
return {span_.subspan(offset, count)};
|
||||
}
|
||||
|
||||
constexpr reference operator[](size_type idx) const noexcept
|
||||
{
|
||||
return span_[idx];
|
||||
}
|
||||
constexpr reference operator[](size_type idx) const noexcept { return span_[idx]; }
|
||||
|
||||
constexpr pointer data() const noexcept
|
||||
{
|
||||
return span_.data();
|
||||
}
|
||||
constexpr pointer data() const noexcept { return span_.data(); }
|
||||
|
||||
// length of the span in elements
|
||||
constexpr size_type length() const noexcept
|
||||
{
|
||||
return span_.size();
|
||||
}
|
||||
constexpr size_type length() const noexcept { return span_.size(); }
|
||||
|
||||
// length of the span in elements
|
||||
constexpr size_type size() const noexcept
|
||||
{
|
||||
return span_.size();
|
||||
}
|
||||
constexpr size_type size() const noexcept { return span_.size(); }
|
||||
|
||||
// length of the span in bytes
|
||||
constexpr size_type size_bytes() const noexcept
|
||||
{
|
||||
return span_.size_bytes();
|
||||
}
|
||||
constexpr size_type size_bytes() const noexcept { return span_.size_bytes(); }
|
||||
|
||||
// length of the span in bytes
|
||||
constexpr size_type length_bytes() const noexcept
|
||||
{
|
||||
return span_.length_bytes();
|
||||
}
|
||||
constexpr size_type length_bytes() const noexcept { return span_.length_bytes(); }
|
||||
|
||||
constexpr iterator begin() const noexcept
|
||||
{
|
||||
return span_.begin();
|
||||
}
|
||||
constexpr iterator begin() const noexcept { return span_.begin(); }
|
||||
|
||||
constexpr iterator end() const noexcept
|
||||
{
|
||||
return span_.end();
|
||||
}
|
||||
constexpr iterator end() const noexcept { return span_.end(); }
|
||||
|
||||
constexpr const_iterator cbegin() const noexcept
|
||||
{
|
||||
return span_.cbegin();
|
||||
}
|
||||
constexpr const_iterator cbegin() const noexcept { return span_.cbegin(); }
|
||||
|
||||
constexpr const_iterator cend() const noexcept
|
||||
{
|
||||
return span_.cend();
|
||||
}
|
||||
constexpr const_iterator cend() const noexcept { return span_.cend(); }
|
||||
|
||||
constexpr reverse_iterator rbegin() const noexcept
|
||||
{
|
||||
return span_.rbegin();
|
||||
}
|
||||
constexpr reverse_iterator rbegin() const noexcept { return span_.rbegin(); }
|
||||
|
||||
constexpr reverse_iterator rend() const noexcept
|
||||
{
|
||||
return span_.rend();
|
||||
}
|
||||
constexpr reverse_iterator rend() const noexcept { return span_.rend(); }
|
||||
|
||||
constexpr const_reverse_iterator crbegin() const noexcept
|
||||
{
|
||||
return span_.crbegin();
|
||||
}
|
||||
constexpr const_reverse_iterator crbegin() const noexcept { return span_.crbegin(); }
|
||||
|
||||
constexpr const_reverse_iterator crend() const noexcept
|
||||
{
|
||||
return span_.crend();
|
||||
}
|
||||
constexpr const_reverse_iterator crend() const noexcept { return span_.crend(); }
|
||||
|
||||
private:
|
||||
|
||||
static impl_type remove_z(pointer const& sz, std::ptrdiff_t max) noexcept
|
||||
{
|
||||
return{ sz, details::length_func<value_type>()(sz, max)};
|
||||
return {sz, details::length_func<value_type>()(sz, max)};
|
||||
}
|
||||
|
||||
template<size_t N>
|
||||
static impl_type remove_z(value_type(&sz)[N]) noexcept
|
||||
template <size_t N>
|
||||
static impl_type remove_z(value_type (&sz)[N]) noexcept
|
||||
{
|
||||
return remove_z(&sz[0], narrow_cast<std::ptrdiff_t>(N));
|
||||
}
|
||||
@ -483,16 +436,16 @@ private:
|
||||
impl_type span_;
|
||||
};
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using string_span = basic_string_span<char, Extent>;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using cstring_span = basic_string_span<const char, Extent>;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using wstring_span = basic_string_span<wchar_t, Extent>;
|
||||
|
||||
template<std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <std::ptrdiff_t Extent = dynamic_extent>
|
||||
using cwstring_span = basic_string_span<const wchar_t, Extent>;
|
||||
|
||||
//
|
||||
@ -500,39 +453,40 @@ using cwstring_span = basic_string_span<const wchar_t, Extent>;
|
||||
//
|
||||
#ifndef GSL_MSVC_HAS_TYPE_DEDUCTION_BUG
|
||||
|
||||
template<typename CharT, ptrdiff_t Extent>
|
||||
std::basic_string<typename std::remove_const<CharT>::type> to_string(basic_string_span<CharT, Extent> view)
|
||||
template <typename CharT, ptrdiff_t Extent>
|
||||
std::basic_string<typename std::remove_const<CharT>::type>
|
||||
to_string(basic_string_span<CharT, Extent> view)
|
||||
{
|
||||
return{ view.data(), static_cast<size_t>(view.length()) };
|
||||
return {view.data(), static_cast<size_t>(view.length())};
|
||||
}
|
||||
|
||||
#else
|
||||
|
||||
inline std::string to_string(cstring_span<> view)
|
||||
{
|
||||
return{ view.data(), static_cast<size_t>(view.length()) };
|
||||
return {view.data(), static_cast<size_t>(view.length())};
|
||||
}
|
||||
|
||||
inline std::string to_string(string_span<> view)
|
||||
{
|
||||
return{ view.data(), static_cast<size_t>(view.length()) };
|
||||
return {view.data(), static_cast<size_t>(view.length())};
|
||||
}
|
||||
|
||||
inline std::wstring to_string(cwstring_span<> view)
|
||||
{
|
||||
return{ view.data(), static_cast<size_t>(view.length()) };
|
||||
return {view.data(), static_cast<size_t>(view.length())};
|
||||
}
|
||||
|
||||
inline std::wstring to_string(wstring_span<> view)
|
||||
{
|
||||
return{ view.data(), static_cast<size_t>(view.length()) };
|
||||
return {view.data(), static_cast<size_t>(view.length())};
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
// zero-terminated string span, used to convert
|
||||
// zero-terminated spans to legacy strings
|
||||
template<typename CharT, std::ptrdiff_t Extent = dynamic_extent>
|
||||
template <typename CharT, std::ptrdiff_t Extent = dynamic_extent>
|
||||
class basic_zstring_span
|
||||
{
|
||||
public:
|
||||
@ -548,8 +502,7 @@ public:
|
||||
using impl_type = span<value_type, Extent>;
|
||||
using string_span_type = basic_string_span<value_type, Extent>;
|
||||
|
||||
constexpr basic_zstring_span(impl_type s) noexcept
|
||||
: span_(s)
|
||||
constexpr basic_zstring_span(impl_type s) noexcept : span_(s)
|
||||
{
|
||||
// expects a zero-terminated span
|
||||
Expects(s[s.size() - 1] == '\0');
|
||||
@ -558,19 +511,17 @@ public:
|
||||
// copy
|
||||
constexpr basic_zstring_span(const basic_zstring_span& other) = default;
|
||||
|
||||
// move
|
||||
// move
|
||||
#ifndef GSL_MSVC_NO_DEFAULT_MOVE_CTOR
|
||||
constexpr basic_zstring_span(basic_zstring_span&& other) = default;
|
||||
#else
|
||||
constexpr basic_zstring_span(basic_zstring_span&& other)
|
||||
: span_(std::move(other.span_))
|
||||
{}
|
||||
constexpr basic_zstring_span(basic_zstring_span&& other) : span_(std::move(other.span_)) {}
|
||||
#endif
|
||||
|
||||
// assign
|
||||
constexpr basic_zstring_span& operator=(const basic_zstring_span& other) = default;
|
||||
|
||||
// move assign
|
||||
// move assign
|
||||
#ifndef GSL_MSVC_NO_DEFAULT_MOVE_CTOR
|
||||
constexpr basic_zstring_span& operator=(basic_zstring_span&& other) = default;
|
||||
#else
|
||||
@ -583,7 +534,10 @@ public:
|
||||
|
||||
constexpr bool empty() const noexcept { return span_.size() == 0; }
|
||||
|
||||
constexpr string_span_type as_string_span() const noexcept { return span_.first(span_.size()-1); }
|
||||
constexpr string_span_type as_string_span() const noexcept
|
||||
{
|
||||
return span_.first(span_.size() - 1);
|
||||
}
|
||||
|
||||
constexpr string_span_type ensure_z() const noexcept { return gsl::ensure_z(span_); }
|
||||
|
||||
@ -609,9 +563,8 @@ using cwzstring_span = basic_zstring_span<const wchar_t, Max>;
|
||||
|
||||
// operator ==
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>>
|
||||
bool operator==(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(other);
|
||||
@ -622,11 +575,11 @@ bool operator==(gsl::basic_string_span<CharT, Extent> one, const T& other) noexc
|
||||
#endif
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value>
|
||||
>
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value &&
|
||||
!gsl::details::is_basic_string_span<T>::value>>
|
||||
bool operator==(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(one);
|
||||
@ -637,33 +590,33 @@ bool operator==(const T& one, gsl::basic_string_span<CharT, Extent> other) noexc
|
||||
#endif
|
||||
}
|
||||
|
||||
#ifndef _MSC_VER
|
||||
#ifndef _MSC_VER
|
||||
|
||||
// VS treats temp and const containers as convertible to basic_string_span,
|
||||
// so the cases below are already covered by the previous operators
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator==(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(other);
|
||||
return std::equal(one.begin(), one.end(), tmp.begin(), tmp.end());
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator==(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(one);
|
||||
@ -673,50 +626,49 @@ bool operator==(const T& one, gsl::basic_string_span<CharT, Extent> other) noexc
|
||||
|
||||
// operator !=
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>>
|
||||
bool operator!=(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return !(one == other);
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value>
|
||||
>
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value &&
|
||||
!gsl::details::is_basic_string_span<T>::value>>
|
||||
bool operator!=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return !(one == other);
|
||||
}
|
||||
|
||||
#ifndef _MSC_VER
|
||||
#ifndef _MSC_VER
|
||||
|
||||
// VS treats temp and const containers as convertible to basic_string_span,
|
||||
// so the cases below are already covered by the previous operators
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator!=(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return !(one == other);
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator!=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return !(one == other);
|
||||
@ -725,53 +677,52 @@ bool operator!=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexc
|
||||
|
||||
// operator<
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>>
|
||||
bool operator<(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(other);
|
||||
return std::lexicographical_compare(one.begin(), one.end(), tmp.begin(), tmp.end());
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value>
|
||||
>
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value &&
|
||||
!gsl::details::is_basic_string_span<T>::value>>
|
||||
bool operator<(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(one);
|
||||
return std::lexicographical_compare(tmp.begin(), tmp.end(), other.begin(), other.end());
|
||||
}
|
||||
|
||||
#ifndef _MSC_VER
|
||||
#ifndef _MSC_VER
|
||||
|
||||
// VS treats temp and const containers as convertible to basic_string_span,
|
||||
// so the cases below are already covered by the previous operators
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator<(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(other);
|
||||
return std::lexicographical_compare(one.begin(), one.end(), tmp.begin(), tmp.end());
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator<(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
gsl::basic_string_span<std::add_const_t<CharT>, Extent> tmp(one);
|
||||
@ -781,50 +732,49 @@ bool operator<(const T& one, gsl::basic_string_span<CharT, Extent> other) noexce
|
||||
|
||||
// operator <=
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>>
|
||||
bool operator<=(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return !(other < one);
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value>
|
||||
>
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value &&
|
||||
!gsl::details::is_basic_string_span<T>::value>>
|
||||
bool operator<=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return !(other < one);
|
||||
}
|
||||
|
||||
#ifndef _MSC_VER
|
||||
#ifndef _MSC_VER
|
||||
|
||||
// VS treats temp and const containers as convertible to basic_string_span,
|
||||
// so the cases below are already covered by the previous operators
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator<=(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return !(other < one);
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator<=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return !(other < one);
|
||||
@ -833,50 +783,49 @@ bool operator<=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexc
|
||||
|
||||
// operator>
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>>
|
||||
bool operator>(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return other < one;
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value>
|
||||
>
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value &&
|
||||
!gsl::details::is_basic_string_span<T>::value>>
|
||||
bool operator>(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return other < one;
|
||||
}
|
||||
|
||||
#ifndef _MSC_VER
|
||||
#ifndef _MSC_VER
|
||||
|
||||
// VS treats temp and const containers as convertible to basic_string_span,
|
||||
// so the cases below are already covered by the previous operators
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator>(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return other < one;
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator>(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return other < one;
|
||||
@ -885,50 +834,49 @@ bool operator>(const T& one, gsl::basic_string_span<CharT, Extent> other) noexce
|
||||
|
||||
// operator >=
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>
|
||||
>
|
||||
typename = std::enable_if_t<std::is_convertible<
|
||||
T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value>>
|
||||
bool operator>=(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return !(one < other);
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename Dummy = std::enable_if_t<
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value>
|
||||
>
|
||||
std::is_convertible<T, gsl::basic_string_span<std::add_const_t<CharT>, Extent>>::value &&
|
||||
!gsl::details::is_basic_string_span<T>::value>>
|
||||
bool operator>=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return !(one < other);
|
||||
}
|
||||
|
||||
#ifndef _MSC_VER
|
||||
#ifndef _MSC_VER
|
||||
|
||||
// VS treats temp and const containers as convertible to basic_string_span,
|
||||
// so the cases below are already covered by the previous operators
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator>=(gsl::basic_string_span<CharT, Extent> one, const T& other) noexcept
|
||||
{
|
||||
return !(one < other);
|
||||
}
|
||||
|
||||
template <typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
template <
|
||||
typename CharT, std::ptrdiff_t Extent = gsl::dynamic_extent, typename T,
|
||||
typename DataType = typename T::value_type,
|
||||
typename Dummy = std::enable_if_t<
|
||||
!gsl::details::is_span<T>::value
|
||||
&& !gsl::details::is_basic_string_span<T>::value
|
||||
&& std::is_convertible<DataType*, CharT*>::value
|
||||
&& std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>, DataType>::value>
|
||||
>
|
||||
!gsl::details::is_span<T>::value && !gsl::details::is_basic_string_span<T>::value &&
|
||||
std::is_convertible<DataType*, CharT*>::value &&
|
||||
std::is_same<std::decay_t<decltype(std::declval<T>().size(), *std::declval<T>().data())>,
|
||||
DataType>::value>>
|
||||
bool operator>=(const T& one, gsl::basic_string_span<CharT, Extent> other) noexcept
|
||||
{
|
||||
return !(one < other);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user