71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
#ifndef YERBACON_HPP
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#define YERBACON_HPP
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#ifndef YBCON_VERSION
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#warning "YBCON_VERSION is unknown and will therefore be set to a default value"
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#define YBCON_VERSION "UNKNOWN"
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#endif
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#ifndef YBCON_FLAGS
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#define YBCON_FLAGS "none"
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#endif
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#ifndef YBCON_COMPILER
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#define YBCON_COMPILER "unknown"
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#endif
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#ifdef __STDC_NO_THREADS__
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#error "A valid std::threads implementation is required"
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#endif
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#include <version>
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#if not defined(__cpp_lib_concepts) || not defined(__cpp_lib_integer_comparison_functions)
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#error "The current standard library is incomplete"
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#endif
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#ifndef __cpp_using_enum
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#error "The "using enum" syntax is not supported by this compiler"
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#endif
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#define token_expansion(X) #X
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#define make_string(X) token_expansion(X)
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#include <exception>
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#include <string_view>
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#include <string>
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#include <optional>
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#include <algorithm>
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#include <iostream>
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namespace Yerbacon {
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consteval const char* getVersion() noexcept { return YBCON_VERSION; }
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consteval const char* getBuildInfo() noexcept { return
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"Build info:\n"
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" Optimization flags: " YBCON_FLAGS "\n"
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" Compiler: " YBCON_COMPILER "\n"
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" C++ standard: " make_string(__cplusplus);
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}
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static void fail(const std::initializer_list<const char*> reason) {
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std::for_each(reason.begin(), reason.end(), [](const char* current_string){
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std::cout << current_string;
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});
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std::cout << std::endl;
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std::exit(EXIT_FAILURE);
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}
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inline void fail(const char* reason) { fail({reason}); }
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class Exception: public std::exception {
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std::string exceptionCause;
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public:
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[[nodiscard]] const char* what() const noexcept final {
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return exceptionCause.data();
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}
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explicit Exception(const std::string_view& cause): exceptionCause(cause) {
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if (!cause.ends_with('\n')) exceptionCause += '\n';
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}
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Exception(const std::string_view& cause, unsigned long line): Exception(('L' + std::to_string(line) + ": ").append(cause)) {}
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};
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}
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#undef YBCON_VERSION
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#undef YBCON_FLAGS
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#undef YBCON_COMPILER
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#endif |