mirror of
https://github.com/ThePhD/sol2.git
synced 2024-03-22 13:10:44 +08:00
e69e7c79fa
added variadic_results, to return a variable number of arguments to Lua added variadic_results and as_results added improved function examples (for multiple results and split overloading out) added tests for variadics added tests for C++17 utilities added a forwarding header added a specific `unsafe_function` header added and improved documetation pages
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
// The MIT License (MIT)
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// Copyright (c) 2013-2017 Rapptz, ThePhD and contributors
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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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, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef SOL_STRING_SHIM_HPP
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#define SOL_STRING_SHIM_HPP
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#include "feature_test.hpp"
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#include <cstddef>
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#include <string>
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#ifdef SOL_CXX17_FEATURES
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#include <string_view>
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#endif // C++17 features
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namespace sol {
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namespace string_detail {
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#ifdef SOL_CXX17_FEATURES
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typedef std::string_view string_shim;
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#else
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struct string_shim {
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std::size_t s;
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const char* p;
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string_shim(const std::string& r) : string_shim(r.data(), r.size()) {}
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string_shim(const char* ptr) : string_shim(ptr, std::char_traits<char>::length(ptr)) {}
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string_shim(const char* ptr, std::size_t sz) : s(sz), p(ptr) {}
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static int compare(const char* lhs_p, std::size_t lhs_sz, const char* rhs_p, std::size_t rhs_sz) {
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int result = std::char_traits<char>::compare(lhs_p, rhs_p, lhs_sz < rhs_sz ? lhs_sz : rhs_sz);
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if (result != 0)
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return result;
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if (lhs_sz < rhs_sz)
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return -1;
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if (lhs_sz > rhs_sz)
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return 1;
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return 0;
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}
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const char* c_str() const {
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return p;
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}
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const char* data() const {
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return p;
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}
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std::size_t size() const {
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return s;
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}
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bool operator==(const string_shim& r) const {
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return compare(p, s, r.data(), r.size()) == 0;
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}
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bool operator==(const char* r) const {
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return compare(r, std::char_traits<char>::length(r), p, s) == 0;
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}
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bool operator==(const std::string& r) const {
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return compare(r.data(), r.size(), p, s) == 0;
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}
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bool operator!=(const string_shim& r) const {
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return !(*this == r);
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}
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bool operator!=(const char* r) const {
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return !(*this == r);
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}
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bool operator!=(const std::string& r) const {
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return !(*this == r);
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}
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};
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#endif // C++17
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}
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}
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#endif // SOL_STRING_SHIM_HPP
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