Merge branch 'master' of github.com:moneroexamples/onion-monero-blockchain-explorer
moneroexamples
8 years ago
commit
46388b08eb
@ -0,0 +1,542 @@
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/*
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Formatting library for C++
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Copyright (c) 2012 - 2016, Victor Zverovich
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "format.h"
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#include <string.h>
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#include <cctype>
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#include <cerrno>
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#include <climits>
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#include <cmath>
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#include <cstdarg>
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#include <cstddef> // for std::ptrdiff_t
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#if defined(_WIN32) && defined(__MINGW32__)
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# include <cstring>
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#endif
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#if FMT_USE_WINDOWS_H
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# if defined(NOMINMAX) || defined(FMT_WIN_MINMAX)
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# include <windows.h>
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# else
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# define NOMINMAX
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# include <windows.h>
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# undef NOMINMAX
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# endif
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#endif
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#if FMT_EXCEPTIONS
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# define FMT_TRY try
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# define FMT_CATCH(x) catch (x)
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#else
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# define FMT_TRY if (true)
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# define FMT_CATCH(x) if (false)
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#endif
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#ifdef _MSC_VER
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# pragma warning(push)
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# pragma warning(disable: 4127) // conditional expression is constant
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# pragma warning(disable: 4702) // unreachable code
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// Disable deprecation warning for strerror. The latter is not called but
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// MSVC fails to detect it.
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# pragma warning(disable: 4996)
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#endif
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// Dummy implementations of strerror_r and strerror_s called if corresponding
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// system functions are not available.
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static inline fmt::internal::Null<> strerror_r(int, char *, ...) {
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return fmt::internal::Null<>();
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}
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static inline fmt::internal::Null<> strerror_s(char *, std::size_t, ...) {
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return fmt::internal::Null<>();
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}
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namespace fmt {
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FMT_FUNC internal::RuntimeError::~RuntimeError() FMT_DTOR_NOEXCEPT {}
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FMT_FUNC FormatError::~FormatError() FMT_DTOR_NOEXCEPT {}
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FMT_FUNC SystemError::~SystemError() FMT_DTOR_NOEXCEPT {}
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namespace {
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#ifndef _MSC_VER
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# define FMT_SNPRINTF snprintf
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#else // _MSC_VER
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inline int fmt_snprintf(char *buffer, size_t size, const char *format, ...) {
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va_list args;
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va_start(args, format);
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int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args);
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va_end(args);
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return result;
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}
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# define FMT_SNPRINTF fmt_snprintf
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#endif // _MSC_VER
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#if defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT)
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# define FMT_SWPRINTF snwprintf
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#else
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# define FMT_SWPRINTF swprintf
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#endif // defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT)
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const char RESET_COLOR[] = "\x1b[0m";
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typedef void (*FormatFunc)(Writer &, int, StringRef);
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// Portable thread-safe version of strerror.
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// Sets buffer to point to a string describing the error code.
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// This can be either a pointer to a string stored in buffer,
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// or a pointer to some static immutable string.
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// Returns one of the following values:
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// 0 - success
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// ERANGE - buffer is not large enough to store the error message
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// other - failure
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// Buffer should be at least of size 1.
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int safe_strerror(
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int error_code, char *&buffer, std::size_t buffer_size) FMT_NOEXCEPT {
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FMT_ASSERT(buffer != 0 && buffer_size != 0, "invalid buffer");
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class StrError {
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private:
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int error_code_;
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char *&buffer_;
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std::size_t buffer_size_;
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// A noop assignment operator to avoid bogus warnings.
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void operator=(const StrError &) {}
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// Handle the result of XSI-compliant version of strerror_r.
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int handle(int result) {
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// glibc versions before 2.13 return result in errno.
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return result == -1 ? errno : result;
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}
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// Handle the result of GNU-specific version of strerror_r.
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int handle(char *message) {
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// If the buffer is full then the message is probably truncated.
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if (message == buffer_ && strlen(buffer_) == buffer_size_ - 1)
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return ERANGE;
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buffer_ = message;
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return 0;
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}
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// Handle the case when strerror_r is not available.
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int handle(internal::Null<>) {
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return fallback(strerror_s(buffer_, buffer_size_, error_code_));
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}
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// Fallback to strerror_s when strerror_r is not available.
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int fallback(int result) {
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// If the buffer is full then the message is probably truncated.
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return result == 0 && strlen(buffer_) == buffer_size_ - 1 ?
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ERANGE : result;
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}
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// Fallback to strerror if strerror_r and strerror_s are not available.
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int fallback(internal::Null<>) {
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errno = 0;
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buffer_ = strerror(error_code_);
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return errno;
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}
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public:
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StrError(int err_code, char *&buf, std::size_t buf_size)
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: error_code_(err_code), buffer_(buf), buffer_size_(buf_size) {}
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int run() {
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// Suppress a warning about unused strerror_r.
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strerror_r(0, FMT_NULL, "");
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return handle(strerror_r(error_code_, buffer_, buffer_size_));
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}
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};
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return StrError(error_code, buffer, buffer_size).run();
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}
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void format_error_code(Writer &out, int error_code,
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StringRef message) FMT_NOEXCEPT {
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// Report error code making sure that the output fits into
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// INLINE_BUFFER_SIZE to avoid dynamic memory allocation and potential
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// bad_alloc.
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out.clear();
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static const char SEP[] = ": ";
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static const char ERROR_STR[] = "error ";
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// Subtract 2 to account for terminating null characters in SEP and ERROR_STR.
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std::size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2;
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typedef internal::IntTraits<int>::MainType MainType;
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MainType abs_value = static_cast<MainType>(error_code);
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if (internal::is_negative(error_code)) {
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abs_value = 0 - abs_value;
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++error_code_size;
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}
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error_code_size += internal::count_digits(abs_value);
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if (message.size() <= internal::INLINE_BUFFER_SIZE - error_code_size)
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out << message << SEP;
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out << ERROR_STR << error_code;
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assert(out.size() <= internal::INLINE_BUFFER_SIZE);
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}
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void report_error(FormatFunc func, int error_code,
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StringRef message) FMT_NOEXCEPT {
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MemoryWriter full_message;
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func(full_message, error_code, message);
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// Use Writer::data instead of Writer::c_str to avoid potential memory
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// allocation.
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std::fwrite(full_message.data(), full_message.size(), 1, stderr);
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std::fputc('\n', stderr);
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}
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} // namespace
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namespace internal {
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// This method is used to preserve binary compatibility with fmt 3.0.
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// It can be removed in 4.0.
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FMT_FUNC void format_system_error(
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Writer &out, int error_code, StringRef message) FMT_NOEXCEPT {
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fmt::format_system_error(out, error_code, message);
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}
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} // namespace internal
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FMT_FUNC void SystemError::init(
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int err_code, CStringRef format_str, ArgList args) {
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error_code_ = err_code;
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MemoryWriter w;
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format_system_error(w, err_code, format(format_str, args));
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std::runtime_error &base = *this;
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base = std::runtime_error(w.str());
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}
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template <typename T>
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int internal::CharTraits<char>::format_float(
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char *buffer, std::size_t size, const char *format,
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unsigned width, int precision, T value) {
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if (width == 0) {
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return precision < 0 ?
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FMT_SNPRINTF(buffer, size, format, value) :
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FMT_SNPRINTF(buffer, size, format, precision, value);
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}
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return precision < 0 ?
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FMT_SNPRINTF(buffer, size, format, width, value) :
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FMT_SNPRINTF(buffer, size, format, width, precision, value);
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}
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template <typename T>
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int internal::CharTraits<wchar_t>::format_float(
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wchar_t *buffer, std::size_t size, const wchar_t *format,
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unsigned width, int precision, T value) {
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|
if (width == 0) {
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return precision < 0 ?
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FMT_SWPRINTF(buffer, size, format, value) :
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FMT_SWPRINTF(buffer, size, format, precision, value);
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}
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return precision < 0 ?
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FMT_SWPRINTF(buffer, size, format, width, value) :
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FMT_SWPRINTF(buffer, size, format, width, precision, value);
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}
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template <typename T>
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const char internal::BasicData<T>::DIGITS[] =
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"0001020304050607080910111213141516171819"
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"2021222324252627282930313233343536373839"
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|
"4041424344454647484950515253545556575859"
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"6061626364656667686970717273747576777879"
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"8081828384858687888990919293949596979899";
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#define FMT_POWERS_OF_10(factor) \
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|
factor * 10, \
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|
factor * 100, \
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factor * 1000, \
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factor * 10000, \
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factor * 100000, \
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factor * 1000000, \
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|
factor * 10000000, \
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|
factor * 100000000, \
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|
factor * 1000000000
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|
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|
template <typename T>
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const uint32_t internal::BasicData<T>::POWERS_OF_10_32[] = {
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0, FMT_POWERS_OF_10(1)
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|
};
|
||||||
|
|
||||||
|
template <typename T>
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|
const uint64_t internal::BasicData<T>::POWERS_OF_10_64[] = {
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|
0,
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|
FMT_POWERS_OF_10(1),
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|
FMT_POWERS_OF_10(ULongLong(1000000000)),
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||||||
|
// Multiply several constants instead of using a single long long constant
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||||||
|
// to avoid warnings about C++98 not supporting long long.
|
||||||
|
ULongLong(1000000000) * ULongLong(1000000000) * 10
|
||||||
|
};
|
||||||
|
|
||||||
|
FMT_FUNC void internal::report_unknown_type(char code, const char *type) {
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||||||
|
(void)type;
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||||||
|
if (std::isprint(static_cast<unsigned char>(code))) {
|
||||||
|
FMT_THROW(FormatError(
|
||||||
|
format("unknown format code '{}' for {}", code, type)));
|
||||||
|
}
|
||||||
|
FMT_THROW(FormatError(
|
||||||
|
format("unknown format code '\\x{:02x}' for {}",
|
||||||
|
static_cast<unsigned>(code), type)));
|
||||||
|
}
|
||||||
|
|
||||||
|
#if FMT_USE_WINDOWS_H
|
||||||
|
|
||||||
|
FMT_FUNC internal::UTF8ToUTF16::UTF8ToUTF16(StringRef s) {
|
||||||
|
static const char ERROR_MSG[] = "cannot convert string from UTF-8 to UTF-16";
|
||||||
|
if (s.size() > INT_MAX)
|
||||||
|
FMT_THROW(WindowsError(ERROR_INVALID_PARAMETER, ERROR_MSG));
|
||||||
|
int s_size = static_cast<int>(s.size());
|
||||||
|
int length = MultiByteToWideChar(
|
||||||
|
CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, FMT_NULL, 0);
|
||||||
|
if (length == 0)
|
||||||
|
FMT_THROW(WindowsError(GetLastError(), ERROR_MSG));
|
||||||
|
buffer_.resize(length + 1);
|
||||||
|
length = MultiByteToWideChar(
|
||||||
|
CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, &buffer_[0], length);
|
||||||
|
if (length == 0)
|
||||||
|
FMT_THROW(WindowsError(GetLastError(), ERROR_MSG));
|
||||||
|
buffer_[length] = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC internal::UTF16ToUTF8::UTF16ToUTF8(WStringRef s) {
|
||||||
|
if (int error_code = convert(s)) {
|
||||||
|
FMT_THROW(WindowsError(error_code,
|
||||||
|
"cannot convert string from UTF-16 to UTF-8"));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC int internal::UTF16ToUTF8::convert(WStringRef s) {
|
||||||
|
if (s.size() > INT_MAX)
|
||||||
|
return ERROR_INVALID_PARAMETER;
|
||||||
|
int s_size = static_cast<int>(s.size());
|
||||||
|
int length = WideCharToMultiByte(
|
||||||
|
CP_UTF8, 0, s.data(), s_size, FMT_NULL, 0, FMT_NULL, FMT_NULL);
|
||||||
|
if (length == 0)
|
||||||
|
return GetLastError();
|
||||||
|
buffer_.resize(length + 1);
|
||||||
|
length = WideCharToMultiByte(
|
||||||
|
CP_UTF8, 0, s.data(), s_size, &buffer_[0], length, FMT_NULL, FMT_NULL);
|
||||||
|
if (length == 0)
|
||||||
|
return GetLastError();
|
||||||
|
buffer_[length] = 0;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC void WindowsError::init(
|
||||||
|
int err_code, CStringRef format_str, ArgList args) {
|
||||||
|
error_code_ = err_code;
|
||||||
|
MemoryWriter w;
|
||||||
|
internal::format_windows_error(w, err_code, format(format_str, args));
|
||||||
|
std::runtime_error &base = *this;
|
||||||
|
base = std::runtime_error(w.str());
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC void internal::format_windows_error(
|
||||||
|
Writer &out, int error_code, StringRef message) FMT_NOEXCEPT {
|
||||||
|
FMT_TRY {
|
||||||
|
MemoryBuffer<wchar_t, INLINE_BUFFER_SIZE> buffer;
|
||||||
|
buffer.resize(INLINE_BUFFER_SIZE);
|
||||||
|
for (;;) {
|
||||||
|
wchar_t *system_message = &buffer[0];
|
||||||
|
int result = FormatMessageW(
|
||||||
|
FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
|
||||||
|
FMT_NULL, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
||||||
|
system_message, static_cast<uint32_t>(buffer.size()), FMT_NULL);
|
||||||
|
if (result != 0) {
|
||||||
|
UTF16ToUTF8 utf8_message;
|
||||||
|
if (utf8_message.convert(system_message) == ERROR_SUCCESS) {
|
||||||
|
out << message << ": " << utf8_message;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
|
||||||
|
break; // Can't get error message, report error code instead.
|
||||||
|
buffer.resize(buffer.size() * 2);
|
||||||
|
}
|
||||||
|
} FMT_CATCH(...) {}
|
||||||
|
fmt::format_error_code(out, error_code, message); // 'fmt::' is for bcc32.
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif // FMT_USE_WINDOWS_H
|
||||||
|
|
||||||
|
FMT_FUNC void format_system_error(
|
||||||
|
Writer &out, int error_code, StringRef message) FMT_NOEXCEPT {
|
||||||
|
FMT_TRY {
|
||||||
|
internal::MemoryBuffer<char, internal::INLINE_BUFFER_SIZE> buffer;
|
||||||
|
buffer.resize(internal::INLINE_BUFFER_SIZE);
|
||||||
|
for (;;) {
|
||||||
|
char *system_message = &buffer[0];
|
||||||
|
int result = safe_strerror(error_code, system_message, buffer.size());
|
||||||
|
if (result == 0) {
|
||||||
|
out << message << ": " << system_message;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
if (result != ERANGE)
|
||||||
|
break; // Can't get error message, report error code instead.
|
||||||
|
buffer.resize(buffer.size() * 2);
|
||||||
|
}
|
||||||
|
} FMT_CATCH(...) {}
|
||||||
|
fmt::format_error_code(out, error_code, message); // 'fmt::' is for bcc32.
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename Char>
|
||||||
|
void internal::ArgMap<Char>::init(const ArgList &args) {
|
||||||
|
if (!map_.empty())
|
||||||
|
return;
|
||||||
|
typedef internal::NamedArg<Char> NamedArg;
|
||||||
|
const NamedArg *named_arg = FMT_NULL;
|
||||||
|
bool use_values =
|
||||||
|
args.type(ArgList::MAX_PACKED_ARGS - 1) == internal::Arg::NONE;
|
||||||
|
if (use_values) {
|
||||||
|
for (unsigned i = 0;/*nothing*/; ++i) {
|
||||||
|
internal::Arg::Type arg_type = args.type(i);
|
||||||
|
switch (arg_type) {
|
||||||
|
case internal::Arg::NONE:
|
||||||
|
return;
|
||||||
|
case internal::Arg::NAMED_ARG:
|
||||||
|
named_arg = static_cast<const NamedArg*>(args.values_[i].pointer);
|
||||||
|
map_.push_back(Pair(named_arg->name, *named_arg));
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
/*nothing*/;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
for (unsigned i = 0; i != ArgList::MAX_PACKED_ARGS; ++i) {
|
||||||
|
internal::Arg::Type arg_type = args.type(i);
|
||||||
|
if (arg_type == internal::Arg::NAMED_ARG) {
|
||||||
|
named_arg = static_cast<const NamedArg*>(args.args_[i].pointer);
|
||||||
|
map_.push_back(Pair(named_arg->name, *named_arg));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
for (unsigned i = ArgList::MAX_PACKED_ARGS;/*nothing*/; ++i) {
|
||||||
|
switch (args.args_[i].type) {
|
||||||
|
case internal::Arg::NONE:
|
||||||
|
return;
|
||||||
|
case internal::Arg::NAMED_ARG:
|
||||||
|
named_arg = static_cast<const NamedArg*>(args.args_[i].pointer);
|
||||||
|
map_.push_back(Pair(named_arg->name, *named_arg));
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
/*nothing*/;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename Char>
|
||||||
|
void internal::FixedBuffer<Char>::grow(std::size_t) {
|
||||||
|
FMT_THROW(std::runtime_error("buffer overflow"));
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC internal::Arg internal::FormatterBase::do_get_arg(
|
||||||
|
unsigned arg_index, const char *&error) {
|
||||||
|
internal::Arg arg = args_[arg_index];
|
||||||
|
switch (arg.type) {
|
||||||
|
case internal::Arg::NONE:
|
||||||
|
error = "argument index out of range";
|
||||||
|
break;
|
||||||
|
case internal::Arg::NAMED_ARG:
|
||||||
|
arg = *static_cast<const internal::Arg*>(arg.pointer);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
/*nothing*/;
|
||||||
|
}
|
||||||
|
return arg;
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC void report_system_error(
|
||||||
|
int error_code, fmt::StringRef message) FMT_NOEXCEPT {
|
||||||
|
// 'fmt::' is for bcc32.
|
||||||
|
report_error(format_system_error, error_code, message);
|
||||||
|
}
|
||||||
|
|
||||||
|
#if FMT_USE_WINDOWS_H
|
||||||
|
FMT_FUNC void report_windows_error(
|
||||||
|
int error_code, fmt::StringRef message) FMT_NOEXCEPT {
|
||||||
|
// 'fmt::' is for bcc32.
|
||||||
|
report_error(internal::format_windows_error, error_code, message);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
FMT_FUNC void print(std::FILE *f, CStringRef format_str, ArgList args) {
|
||||||
|
MemoryWriter w;
|
||||||
|
w.write(format_str, args);
|
||||||
|
std::fwrite(w.data(), 1, w.size(), f);
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC void print(CStringRef format_str, ArgList args) {
|
||||||
|
print(stdout, format_str, args);
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC void print_colored(Color c, CStringRef format, ArgList args) {
|
||||||
|
char escape[] = "\x1b[30m";
|
||||||
|
escape[3] = static_cast<char>('0' + c);
|
||||||
|
std::fputs(escape, stdout);
|
||||||
|
print(format, args);
|
||||||
|
std::fputs(RESET_COLOR, stdout);
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifndef FMT_HEADER_ONLY
|
||||||
|
|
||||||
|
template struct internal::BasicData<void>;
|
||||||
|
|
||||||
|
// Explicit instantiations for char.
|
||||||
|
|
||||||
|
template void internal::FixedBuffer<char>::grow(std::size_t);
|
||||||
|
|
||||||
|
template void internal::ArgMap<char>::init(const ArgList &args);
|
||||||
|
|
||||||
|
template FMT_API int internal::CharTraits<char>::format_float(
|
||||||
|
char *buffer, std::size_t size, const char *format,
|
||||||
|
unsigned width, int precision, double value);
|
||||||
|
|
||||||
|
template FMT_API int internal::CharTraits<char>::format_float(
|
||||||
|
char *buffer, std::size_t size, const char *format,
|
||||||
|
unsigned width, int precision, long double value);
|
||||||
|
|
||||||
|
// Explicit instantiations for wchar_t.
|
||||||
|
|
||||||
|
template void internal::FixedBuffer<wchar_t>::grow(std::size_t);
|
||||||
|
|
||||||
|
template void internal::ArgMap<wchar_t>::init(const ArgList &args);
|
||||||
|
|
||||||
|
template FMT_API int internal::CharTraits<wchar_t>::format_float(
|
||||||
|
wchar_t *buffer, std::size_t size, const wchar_t *format,
|
||||||
|
unsigned width, int precision, double value);
|
||||||
|
|
||||||
|
template FMT_API int internal::CharTraits<wchar_t>::format_float(
|
||||||
|
wchar_t *buffer, std::size_t size, const wchar_t *format,
|
||||||
|
unsigned width, int precision, long double value);
|
||||||
|
|
||||||
|
#endif // FMT_HEADER_ONLY
|
||||||
|
|
||||||
|
} // namespace fmt
|
||||||
|
|
||||||
|
#ifdef _MSC_VER
|
||||||
|
# pragma warning(pop)
|
||||||
|
#endif
|
||||||
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,35 @@
|
|||||||
|
/*
|
||||||
|
Formatting library for C++ - std::ostream support
|
||||||
|
|
||||||
|
Copyright (c) 2012 - 2016, Victor Zverovich
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
For the license information refer to format.h.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include "ostream.h"
|
||||||
|
|
||||||
|
namespace fmt {
|
||||||
|
|
||||||
|
namespace internal {
|
||||||
|
FMT_FUNC void write(std::ostream &os, Writer &w) {
|
||||||
|
const char *data = w.data();
|
||||||
|
typedef internal::MakeUnsigned<std::streamsize>::Type UnsignedStreamSize;
|
||||||
|
UnsignedStreamSize size = w.size();
|
||||||
|
UnsignedStreamSize max_size =
|
||||||
|
internal::to_unsigned((std::numeric_limits<std::streamsize>::max)());
|
||||||
|
do {
|
||||||
|
UnsignedStreamSize n = size <= max_size ? size : max_size;
|
||||||
|
os.write(data, static_cast<std::streamsize>(n));
|
||||||
|
data += n;
|
||||||
|
size -= n;
|
||||||
|
} while (size != 0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
FMT_FUNC void print(std::ostream &os, CStringRef format_str, ArgList args) {
|
||||||
|
MemoryWriter w;
|
||||||
|
w.write(format_str, args);
|
||||||
|
internal::write(os, w);
|
||||||
|
}
|
||||||
|
} // namespace fmt
|
||||||
@ -0,0 +1,148 @@
|
|||||||
|
/*
|
||||||
|
Formatting library for C++ - std::ostream support
|
||||||
|
|
||||||
|
Copyright (c) 2012 - 2016, Victor Zverovich
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
For the license information refer to format.h.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef FMT_OSTREAM_H_
|
||||||
|
#define FMT_OSTREAM_H_
|
||||||
|
|
||||||
|
#include "format.h"
|
||||||
|
#include <ostream>
|
||||||
|
|
||||||
|
namespace fmt {
|
||||||
|
|
||||||
|
namespace internal {
|
||||||
|
|
||||||
|
template <class Char>
|
||||||
|
class FormatBuf : public std::basic_streambuf<Char> {
|
||||||
|
private:
|
||||||
|
typedef typename std::basic_streambuf<Char>::int_type int_type;
|
||||||
|
typedef typename std::basic_streambuf<Char>::traits_type traits_type;
|
||||||
|
|
||||||
|
Buffer<Char> &buffer_;
|
||||||
|
Char *start_;
|
||||||
|
|
||||||
|
public:
|
||||||
|
FormatBuf(Buffer<Char> &buffer) : buffer_(buffer), start_(&buffer[0]) {
|
||||||
|
this->setp(start_, start_ + buffer_.capacity());
|
||||||
|
}
|
||||||
|
|
||||||
|
FormatBuf(Buffer<Char> &buffer, Char *start) : buffer_(buffer) , start_(start) {
|
||||||
|
this->setp(start_, start_ + buffer_.capacity());
|
||||||
|
}
|
||||||
|
|
||||||
|
int_type overflow(int_type ch = traits_type::eof()) FMT_OVERRIDE {
|
||||||
|
if (!traits_type::eq_int_type(ch, traits_type::eof())) {
|
||||||
|
size_t buf_size = size();
|
||||||
|
buffer_.resize(buf_size);
|
||||||
|
buffer_.reserve(buf_size * 2);
|
||||||
|
|
||||||
|
start_ = &buffer_[0];
|
||||||
|
start_[buf_size] = traits_type::to_char_type(ch);
|
||||||
|
this->setp(start_+ buf_size + 1, start_ + buf_size * 2);
|
||||||
|
}
|
||||||
|
return ch;
|
||||||
|
}
|
||||||
|
|
||||||
|
size_t size() const {
|
||||||
|
return to_unsigned(this->pptr() - start_);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
Yes &convert(std::ostream &);
|
||||||
|
|
||||||
|
struct DummyStream : std::ostream {
|
||||||
|
DummyStream(); // Suppress a bogus warning in MSVC.
|
||||||
|
// Hide all operator<< overloads from std::ostream.
|
||||||
|
void operator<<(Null<>);
|
||||||
|
};
|
||||||
|
|
||||||
|
No &operator<<(std::ostream &, int);
|
||||||
|
|
||||||
|
template<typename T>
|
||||||
|
struct ConvertToIntImpl<T, true> {
|
||||||
|
// Convert to int only if T doesn't have an overloaded operator<<.
|
||||||
|
enum {
|
||||||
|
value = sizeof(convert(get<DummyStream>() << get<T>())) == sizeof(No)
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
// Write the content of w to os.
|
||||||
|
void write(std::ostream &os, Writer &w);
|
||||||
|
|
||||||
|
#if FMT_HAS_DECLTYPE_INCOMPLETE_RETURN_TYPES
|
||||||
|
template<typename T>
|
||||||
|
class is_streamable {
|
||||||
|
template<typename U>
|
||||||
|
static auto test(int) -> decltype(std::declval<std::ostream &>() << std::declval<U>(), std::true_type());
|
||||||
|
|
||||||
|
template<typename>
|
||||||
|
static auto test(...) -> std::false_type;
|
||||||
|
|
||||||
|
public:
|
||||||
|
static constexpr bool value = decltype(test<T>(0))::value;
|
||||||
|
};
|
||||||
|
#endif
|
||||||
|
} // namespace internal
|
||||||
|
|
||||||
|
// Formats a value.
|
||||||
|
template <typename Char, typename ArgFormatter_, typename T>
|
||||||
|
void format_arg(BasicFormatter<Char, ArgFormatter_> &f,
|
||||||
|
const Char *&format_str, const T &value) {
|
||||||
|
internal::MemoryBuffer<Char, internal::INLINE_BUFFER_SIZE> buffer;
|
||||||
|
|
||||||
|
internal::FormatBuf<Char> format_buf(buffer);
|
||||||
|
std::basic_ostream<Char> output(&format_buf);
|
||||||
|
output << value;
|
||||||
|
|
||||||
|
BasicStringRef<Char> str(&buffer[0], format_buf.size());
|
||||||
|
typedef internal::MakeArg< BasicFormatter<Char> > MakeArg;
|
||||||
|
format_str = f.format(format_str, MakeArg(str));
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
\rst
|
||||||
|
Prints formatted data to the stream *os*.
|
||||||
|
|
||||||
|
**Example**::
|
||||||
|
|
||||||
|
print(cerr, "Don't {}!", "panic");
|
||||||
|
\endrst
|
||||||
|
*/
|
||||||
|
FMT_API void print(std::ostream &os, CStringRef format_str, ArgList args);
|
||||||
|
FMT_VARIADIC(void, print, std::ostream &, CStringRef)
|
||||||
|
|
||||||
|
#if __cplusplus >= 201103L
|
||||||
|
template<typename T, typename Char>
|
||||||
|
typename std::enable_if<
|
||||||
|
!std::is_same<
|
||||||
|
typename std::remove_cv<typename std::decay<T>::type>::type,
|
||||||
|
char *
|
||||||
|
>::value,
|
||||||
|
BasicWriter<Char>&
|
||||||
|
>::type
|
||||||
|
operator<<(BasicWriter<Char> &writer, const T &value) {
|
||||||
|
FMT_STATIC_ASSERT(internal::is_streamable<T>::value, "T must be Streamable");
|
||||||
|
|
||||||
|
auto &buffer = writer.buffer();
|
||||||
|
Char *start = &buffer[0] + buffer.size();
|
||||||
|
|
||||||
|
internal::FormatBuf<Char> format_buf(buffer, start);
|
||||||
|
std::basic_ostream<Char> output(&format_buf);
|
||||||
|
output << value;
|
||||||
|
|
||||||
|
buffer.resize(buffer.size() + format_buf.size());
|
||||||
|
return writer;
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
} // namespace fmt
|
||||||
|
|
||||||
|
#ifdef FMT_HEADER_ONLY
|
||||||
|
# include "ostream.cc"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif // FMT_OSTREAM_H_
|
||||||
@ -1,971 +0,0 @@
|
|||||||
/*
|
|
||||||
Formatting library for C++
|
|
||||||
|
|
||||||
Copyright (c) 2012 - 2015, Victor Zverovich
|
|
||||||
All rights reserved.
|
|
||||||
|
|
||||||
Redistribution and use in source and binary forms, with or without
|
|
||||||
modification, are permitted provided that the following conditions are met:
|
|
||||||
|
|
||||||
1. Redistributions of source code must retain the above copyright notice, this
|
|
||||||
list of conditions and the following disclaimer.
|
|
||||||
2. Redistributions in binary form must reproduce the above copyright notice,
|
|
||||||
this list of conditions and the following disclaimer in the documentation
|
|
||||||
and/or other materials provided with the distribution.
|
|
||||||
|
|
||||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
||||||
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
||||||
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
||||||
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
|
||||||
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
||||||
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
||||||
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
||||||
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
||||||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
||||||
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#include "format.h"
|
|
||||||
|
|
||||||
#include <string.h>
|
|
||||||
|
|
||||||
#include <cctype>
|
|
||||||
#include <cerrno>
|
|
||||||
#include <climits>
|
|
||||||
#include <cmath>
|
|
||||||
#include <cstdarg>
|
|
||||||
#include <cstddef> // for std::ptrdiff_t
|
|
||||||
|
|
||||||
#if defined(_WIN32) && defined(__MINGW32__)
|
|
||||||
# include <cstring>
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#if FMT_USE_WINDOWS_H
|
|
||||||
# if defined(NOMINMAX) || defined(FMT_WIN_MINMAX)
|
|
||||||
# include <windows.h>
|
|
||||||
# else
|
|
||||||
# define NOMINMAX
|
|
||||||
# include <windows.h>
|
|
||||||
# undef NOMINMAX
|
|
||||||
# endif
|
|
||||||
#endif
|
|
||||||
|
|
||||||
using fmt::internal::Arg;
|
|
||||||
|
|
||||||
#if FMT_EXCEPTIONS
|
|
||||||
# define FMT_TRY try
|
|
||||||
# define FMT_CATCH(x) catch (x)
|
|
||||||
#else
|
|
||||||
# define FMT_TRY if (true)
|
|
||||||
# define FMT_CATCH(x) if (false)
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifdef FMT_HEADER_ONLY
|
|
||||||
# define FMT_FUNC inline
|
|
||||||
#else
|
|
||||||
# define FMT_FUNC
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifdef _MSC_VER
|
|
||||||
# pragma warning(push)
|
|
||||||
# pragma warning(disable: 4127) // conditional expression is constant
|
|
||||||
# pragma warning(disable: 4702) // unreachable code
|
|
||||||
// Disable deprecation warning for strerror. The latter is not called but
|
|
||||||
// MSVC fails to detect it.
|
|
||||||
# pragma warning(disable: 4996)
|
|
||||||
#endif
|
|
||||||
|
|
||||||
// Dummy implementations of strerror_r and strerror_s called if corresponding
|
|
||||||
// system functions are not available.
|
|
||||||
static inline fmt::internal::Null<> strerror_r(int, char *, ...) {
|
|
||||||
return fmt::internal::Null<>();
|
|
||||||
}
|
|
||||||
static inline fmt::internal::Null<> strerror_s(char *, std::size_t, ...) {
|
|
||||||
return fmt::internal::Null<>();
|
|
||||||
}
|
|
||||||
|
|
||||||
namespace fmt {
|
|
||||||
namespace {
|
|
||||||
|
|
||||||
#ifndef _MSC_VER
|
|
||||||
# define FMT_SNPRINTF snprintf
|
|
||||||
#else // _MSC_VER
|
|
||||||
inline int fmt_snprintf(char *buffer, size_t size, const char *format, ...) {
|
|
||||||
va_list args;
|
|
||||||
va_start(args, format);
|
|
||||||
int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args);
|
|
||||||
va_end(args);
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
# define FMT_SNPRINTF fmt_snprintf
|
|
||||||
#endif // _MSC_VER
|
|
||||||
|
|
||||||
#if defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT)
|
|
||||||
# define FMT_SWPRINTF snwprintf
|
|
||||||
#else
|
|
||||||
# define FMT_SWPRINTF swprintf
|
|
||||||
#endif // defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT)
|
|
||||||
|
|
||||||
// Checks if a value fits in int - used to avoid warnings about comparing
|
|
||||||
// signed and unsigned integers.
|
|
||||||
template <bool IsSigned>
|
|
||||||
struct IntChecker {
|
|
||||||
template <typename T>
|
|
||||||
static bool fits_in_int(T value) {
|
|
||||||
unsigned max = INT_MAX;
|
|
||||||
return value <= max;
|
|
||||||
}
|
|
||||||
static bool fits_in_int(bool) { return true; }
|
|
||||||
};
|
|
||||||
|
|
||||||
template <>
|
|
||||||
struct IntChecker<true> {
|
|
||||||
template <typename T>
|
|
||||||
static bool fits_in_int(T value) {
|
|
||||||
return value >= INT_MIN && value <= INT_MAX;
|
|
||||||
}
|
|
||||||
static bool fits_in_int(int) { return true; }
|
|
||||||
};
|
|
||||||
|
|
||||||
const char RESET_COLOR[] = "\x1b[0m";
|
|
||||||
|
|
||||||
typedef void (*FormatFunc)(fmt::Writer &, int, fmt::StringRef);
|
|
||||||
|
|
||||||
// Portable thread-safe version of strerror.
|
|
||||||
// Sets buffer to point to a string describing the error code.
|
|
||||||
// This can be either a pointer to a string stored in buffer,
|
|
||||||
// or a pointer to some static immutable string.
|
|
||||||
// Returns one of the following values:
|
|
||||||
// 0 - success
|
|
||||||
// ERANGE - buffer is not large enough to store the error message
|
|
||||||
// other - failure
|
|
||||||
// Buffer should be at least of size 1.
|
|
||||||
int safe_strerror(
|
|
||||||
int error_code, char *&buffer, std::size_t buffer_size) FMT_NOEXCEPT {
|
|
||||||
FMT_ASSERT(buffer != 0 && buffer_size != 0, "invalid buffer");
|
|
||||||
|
|
||||||
class StrError {
|
|
||||||
private:
|
|
||||||
int error_code_;
|
|
||||||
char *&buffer_;
|
|
||||||
std::size_t buffer_size_;
|
|
||||||
|
|
||||||
// A noop assignment operator to avoid bogus warnings.
|
|
||||||
void operator=(const StrError &) {}
|
|
||||||
|
|
||||||
// Handle the result of XSI-compliant version of strerror_r.
|
|
||||||
int handle(int result) {
|
|
||||||
// glibc versions before 2.13 return result in errno.
|
|
||||||
return result == -1 ? errno : result;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Handle the result of GNU-specific version of strerror_r.
|
|
||||||
int handle(char *message) {
|
|
||||||
// If the buffer is full then the message is probably truncated.
|
|
||||||
if (message == buffer_ && strlen(buffer_) == buffer_size_ - 1)
|
|
||||||
return ERANGE;
|
|
||||||
buffer_ = message;
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Handle the case when strerror_r is not available.
|
|
||||||
int handle(fmt::internal::Null<>) {
|
|
||||||
return fallback(strerror_s(buffer_, buffer_size_, error_code_));
|
|
||||||
}
|
|
||||||
|
|
||||||
// Fallback to strerror_s when strerror_r is not available.
|
|
||||||
int fallback(int result) {
|
|
||||||
// If the buffer is full then the message is probably truncated.
|
|
||||||
return result == 0 && strlen(buffer_) == buffer_size_ - 1 ?
|
|
||||||
ERANGE : result;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Fallback to strerror if strerror_r and strerror_s are not available.
|
|
||||||
int fallback(fmt::internal::Null<>) {
|
|
||||||
errno = 0;
|
|
||||||
buffer_ = strerror(error_code_);
|
|
||||||
return errno;
|
|
||||||
}
|
|
||||||
|
|
||||||
public:
|
|
||||||
StrError(int err_code, char *&buf, std::size_t buf_size)
|
|
||||||
: error_code_(err_code), buffer_(buf), buffer_size_(buf_size) {}
|
|
||||||
|
|
||||||
int run() {
|
|
||||||
strerror_r(0, 0, ""); // Suppress a warning about unused strerror_r.
|
|
||||||
return handle(strerror_r(error_code_, buffer_, buffer_size_));
|
|
||||||
}
|
|
||||||
};
|
|
||||||
return StrError(error_code, buffer, buffer_size).run();
|
|
||||||
}
|
|
||||||
|
|
||||||
void format_error_code(fmt::Writer &out, int error_code,
|
|
||||||
fmt::StringRef message) FMT_NOEXCEPT {
|
|
||||||
// Report error code making sure that the output fits into
|
|
||||||
// INLINE_BUFFER_SIZE to avoid dynamic memory allocation and potential
|
|
||||||
// bad_alloc.
|
|
||||||
out.clear();
|
|
||||||
static const char SEP[] = ": ";
|
|
||||||
static const char ERROR_STR[] = "error ";
|
|
||||||
// Subtract 2 to account for terminating null characters in SEP and ERROR_STR.
|
|
||||||
std::size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2;
|
|
||||||
typedef fmt::internal::IntTraits<int>::MainType MainType;
|
|
||||||
MainType abs_value = static_cast<MainType>(error_code);
|
|
||||||
if (internal::is_negative(error_code)) {
|
|
||||||
abs_value = 0 - abs_value;
|
|
||||||
++error_code_size;
|
|
||||||
}
|
|
||||||
error_code_size += fmt::internal::count_digits(abs_value);
|
|
||||||
if (message.size() <= fmt::internal::INLINE_BUFFER_SIZE - error_code_size)
|
|
||||||
out << message << SEP;
|
|
||||||
out << ERROR_STR << error_code;
|
|
||||||
assert(out.size() <= fmt::internal::INLINE_BUFFER_SIZE);
|
|
||||||
}
|
|
||||||
|
|
||||||
void report_error(FormatFunc func,
|
|
||||||
int error_code, fmt::StringRef message) FMT_NOEXCEPT {
|
|
||||||
fmt::MemoryWriter full_message;
|
|
||||||
func(full_message, error_code, message);
|
|
||||||
// Use Writer::data instead of Writer::c_str to avoid potential memory
|
|
||||||
// allocation.
|
|
||||||
std::fwrite(full_message.data(), full_message.size(), 1, stderr);
|
|
||||||
std::fputc('\n', stderr);
|
|
||||||
}
|
|
||||||
|
|
||||||
// IsZeroInt::visit(arg) returns true iff arg is a zero integer.
|
|
||||||
class IsZeroInt : public fmt::internal::ArgVisitor<IsZeroInt, bool> {
|
|
||||||
public:
|
|
||||||
template <typename T>
|
|
||||||
bool visit_any_int(T value) { return value == 0; }
|
|
||||||
};
|
|
||||||
|
|
||||||
// Checks if an argument is a valid printf width specifier and sets
|
|
||||||
// left alignment if it is negative.
|
|
||||||
class WidthHandler : public fmt::internal::ArgVisitor<WidthHandler, unsigned> {
|
|
||||||
private:
|
|
||||||
fmt::FormatSpec &spec_;
|
|
||||||
|
|
||||||
FMT_DISALLOW_COPY_AND_ASSIGN(WidthHandler);
|
|
||||||
|
|
||||||
public:
|
|
||||||
explicit WidthHandler(fmt::FormatSpec &spec) : spec_(spec) {}
|
|
||||||
|
|
||||||
void report_unhandled_arg() {
|
|
||||||
FMT_THROW(fmt::FormatError("width is not integer"));
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
unsigned visit_any_int(T value) {
|
|
||||||
typedef typename fmt::internal::IntTraits<T>::MainType UnsignedType;
|
|
||||||
UnsignedType width = static_cast<UnsignedType>(value);
|
|
||||||
if (fmt::internal::is_negative(value)) {
|
|
||||||
spec_.align_ = fmt::ALIGN_LEFT;
|
|
||||||
width = 0 - width;
|
|
||||||
}
|
|
||||||
if (width > INT_MAX)
|
|
||||||
FMT_THROW(fmt::FormatError("number is too big"));
|
|
||||||
return static_cast<unsigned>(width);
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
class PrecisionHandler :
|
|
||||||
public fmt::internal::ArgVisitor<PrecisionHandler, int> {
|
|
||||||
public:
|
|
||||||
void report_unhandled_arg() {
|
|
||||||
FMT_THROW(fmt::FormatError("precision is not integer"));
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
int visit_any_int(T value) {
|
|
||||||
if (!IntChecker<std::numeric_limits<T>::is_signed>::fits_in_int(value))
|
|
||||||
FMT_THROW(fmt::FormatError("number is too big"));
|
|
||||||
return static_cast<int>(value);
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
template <typename T, typename U>
|
|
||||||
struct is_same {
|
|
||||||
enum { value = 0 };
|
|
||||||
};
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
struct is_same<T, T> {
|
|
||||||
enum { value = 1 };
|
|
||||||
};
|
|
||||||
|
|
||||||
// An argument visitor that converts an integer argument to T for printf,
|
|
||||||
// if T is an integral type. If T is void, the argument is converted to
|
|
||||||
// corresponding signed or unsigned type depending on the type specifier:
|
|
||||||
// 'd' and 'i' - signed, other - unsigned)
|
|
||||||
template <typename T = void>
|
|
||||||
class ArgConverter : public fmt::internal::ArgVisitor<ArgConverter<T>, void> {
|
|
||||||
private:
|
|
||||||
fmt::internal::Arg &arg_;
|
|
||||||
wchar_t type_;
|
|
||||||
|
|
||||||
FMT_DISALLOW_COPY_AND_ASSIGN(ArgConverter);
|
|
||||||
|
|
||||||
public:
|
|
||||||
ArgConverter(fmt::internal::Arg &arg, wchar_t type)
|
|
||||||
: arg_(arg), type_(type) {}
|
|
||||||
|
|
||||||
void visit_bool(bool value) {
|
|
||||||
if (type_ != 's')
|
|
||||||
visit_any_int(value);
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename U>
|
|
||||||
void visit_any_int(U value) {
|
|
||||||
bool is_signed = type_ == 'd' || type_ == 'i';
|
|
||||||
using fmt::internal::Arg;
|
|
||||||
typedef typename fmt::internal::Conditional<
|
|
||||||
is_same<T, void>::value, U, T>::type TargetType;
|
|
||||||
if (sizeof(TargetType) <= sizeof(int)) {
|
|
||||||
// Extra casts are used to silence warnings.
|
|
||||||
if (is_signed) {
|
|
||||||
arg_.type = Arg::INT;
|
|
||||||
arg_.int_value = static_cast<int>(static_cast<TargetType>(value));
|
|
||||||
} else {
|
|
||||||
arg_.type = Arg::UINT;
|
|
||||||
typedef typename fmt::internal::MakeUnsigned<TargetType>::Type Unsigned;
|
|
||||||
arg_.uint_value = static_cast<unsigned>(static_cast<Unsigned>(value));
|
|
||||||
}
|
|
||||||
} else {
|
|
||||||
if (is_signed) {
|
|
||||||
arg_.type = Arg::LONG_LONG;
|
|
||||||
// glibc's printf doesn't sign extend arguments of smaller types:
|
|
||||||
// std::printf("%lld", -42); // prints "4294967254"
|
|
||||||
// but we don't have to do the same because it's a UB.
|
|
||||||
arg_.long_long_value = static_cast<fmt::LongLong>(value);
|
|
||||||
} else {
|
|
||||||
arg_.type = Arg::ULONG_LONG;
|
|
||||||
arg_.ulong_long_value =
|
|
||||||
static_cast<typename fmt::internal::MakeUnsigned<U>::Type>(value);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
// Converts an integer argument to char for printf.
|
|
||||||
class CharConverter : public fmt::internal::ArgVisitor<CharConverter, void> {
|
|
||||||
private:
|
|
||||||
fmt::internal::Arg &arg_;
|
|
||||||
|
|
||||||
FMT_DISALLOW_COPY_AND_ASSIGN(CharConverter);
|
|
||||||
|
|
||||||
public:
|
|
||||||
explicit CharConverter(fmt::internal::Arg &arg) : arg_(arg) {}
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
void visit_any_int(T value) {
|
|
||||||
arg_.type = Arg::CHAR;
|
|
||||||
arg_.int_value = static_cast<char>(value);
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
// Write the content of w to os.
|
|
||||||
void write(std::ostream &os, fmt::Writer &w) {
|
|
||||||
const char *data = w.data();
|
|
||||||
typedef internal::MakeUnsigned<std::streamsize>::Type UnsignedStreamSize;
|
|
||||||
UnsignedStreamSize size = w.size();
|
|
||||||
UnsignedStreamSize max_size =
|
|
||||||
internal::to_unsigned((std::numeric_limits<std::streamsize>::max)());
|
|
||||||
do {
|
|
||||||
UnsignedStreamSize n = size <= max_size ? size : max_size;
|
|
||||||
os.write(data, static_cast<std::streamsize>(n));
|
|
||||||
data += n;
|
|
||||||
size -= n;
|
|
||||||
} while (size != 0);
|
|
||||||
}
|
|
||||||
} // namespace
|
|
||||||
|
|
||||||
namespace internal {
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
class PrintfArgFormatter :
|
|
||||||
public ArgFormatterBase<PrintfArgFormatter<Char>, Char> {
|
|
||||||
|
|
||||||
void write_null_pointer() {
|
|
||||||
this->spec().type_ = 0;
|
|
||||||
this->write("(nil)");
|
|
||||||
}
|
|
||||||
|
|
||||||
typedef ArgFormatterBase<PrintfArgFormatter<Char>, Char> Base;
|
|
||||||
|
|
||||||
public:
|
|
||||||
PrintfArgFormatter(BasicWriter<Char> &w, FormatSpec &s)
|
|
||||||
: ArgFormatterBase<PrintfArgFormatter<Char>, Char>(w, s) {}
|
|
||||||
|
|
||||||
void visit_bool(bool value) {
|
|
||||||
FormatSpec &fmt_spec = this->spec();
|
|
||||||
if (fmt_spec.type_ != 's')
|
|
||||||
return this->visit_any_int(value);
|
|
||||||
fmt_spec.type_ = 0;
|
|
||||||
this->write(value);
|
|
||||||
}
|
|
||||||
|
|
||||||
void visit_char(int value) {
|
|
||||||
const FormatSpec &fmt_spec = this->spec();
|
|
||||||
BasicWriter<Char> &w = this->writer();
|
|
||||||
if (fmt_spec.type_ && fmt_spec.type_ != 'c')
|
|
||||||
w.write_int(value, fmt_spec);
|
|
||||||
typedef typename BasicWriter<Char>::CharPtr CharPtr;
|
|
||||||
CharPtr out = CharPtr();
|
|
||||||
if (fmt_spec.width_ > 1) {
|
|
||||||
Char fill = ' ';
|
|
||||||
out = w.grow_buffer(fmt_spec.width_);
|
|
||||||
if (fmt_spec.align_ != ALIGN_LEFT) {
|
|
||||||
std::fill_n(out, fmt_spec.width_ - 1, fill);
|
|
||||||
out += fmt_spec.width_ - 1;
|
|
||||||
} else {
|
|
||||||
std::fill_n(out + 1, fmt_spec.width_ - 1, fill);
|
|
||||||
}
|
|
||||||
} else {
|
|
||||||
out = w.grow_buffer(1);
|
|
||||||
}
|
|
||||||
*out = static_cast<Char>(value);
|
|
||||||
}
|
|
||||||
|
|
||||||
void visit_cstring(const char *value) {
|
|
||||||
if (value)
|
|
||||||
Base::visit_cstring(value);
|
|
||||||
else if (this->spec().type_ == 'p')
|
|
||||||
write_null_pointer();
|
|
||||||
else
|
|
||||||
this->write("(null)");
|
|
||||||
}
|
|
||||||
|
|
||||||
void visit_pointer(const void *value) {
|
|
||||||
if (value)
|
|
||||||
return Base::visit_pointer(value);
|
|
||||||
this->spec().type_ = 0;
|
|
||||||
write_null_pointer();
|
|
||||||
}
|
|
||||||
|
|
||||||
void visit_custom(Arg::CustomValue c) {
|
|
||||||
BasicFormatter<Char> formatter(ArgList(), this->writer());
|
|
||||||
const Char format_str[] = {'}', 0};
|
|
||||||
const Char *format = format_str;
|
|
||||||
c.format(&formatter, c.value, &format);
|
|
||||||
}
|
|
||||||
};
|
|
||||||
} // namespace internal
|
|
||||||
} // namespace fmt
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::SystemError::init(
|
|
||||||
int err_code, CStringRef format_str, ArgList args) {
|
|
||||||
error_code_ = err_code;
|
|
||||||
MemoryWriter w;
|
|
||||||
internal::format_system_error(w, err_code, format(format_str, args));
|
|
||||||
std::runtime_error &base = *this;
|
|
||||||
base = std::runtime_error(w.str());
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
int fmt::internal::CharTraits<char>::format_float(
|
|
||||||
char *buffer, std::size_t size, const char *format,
|
|
||||||
unsigned width, int precision, T value) {
|
|
||||||
if (width == 0) {
|
|
||||||
return precision < 0 ?
|
|
||||||
FMT_SNPRINTF(buffer, size, format, value) :
|
|
||||||
FMT_SNPRINTF(buffer, size, format, precision, value);
|
|
||||||
}
|
|
||||||
return precision < 0 ?
|
|
||||||
FMT_SNPRINTF(buffer, size, format, width, value) :
|
|
||||||
FMT_SNPRINTF(buffer, size, format, width, precision, value);
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
int fmt::internal::CharTraits<wchar_t>::format_float(
|
|
||||||
wchar_t *buffer, std::size_t size, const wchar_t *format,
|
|
||||||
unsigned width, int precision, T value) {
|
|
||||||
if (width == 0) {
|
|
||||||
return precision < 0 ?
|
|
||||||
FMT_SWPRINTF(buffer, size, format, value) :
|
|
||||||
FMT_SWPRINTF(buffer, size, format, precision, value);
|
|
||||||
}
|
|
||||||
return precision < 0 ?
|
|
||||||
FMT_SWPRINTF(buffer, size, format, width, value) :
|
|
||||||
FMT_SWPRINTF(buffer, size, format, width, precision, value);
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
const char fmt::internal::BasicData<T>::DIGITS[] =
|
|
||||||
"0001020304050607080910111213141516171819"
|
|
||||||
"2021222324252627282930313233343536373839"
|
|
||||||
"4041424344454647484950515253545556575859"
|
|
||||||
"6061626364656667686970717273747576777879"
|
|
||||||
"8081828384858687888990919293949596979899";
|
|
||||||
|
|
||||||
#define FMT_POWERS_OF_10(factor) \
|
|
||||||
factor * 10, \
|
|
||||||
factor * 100, \
|
|
||||||
factor * 1000, \
|
|
||||||
factor * 10000, \
|
|
||||||
factor * 100000, \
|
|
||||||
factor * 1000000, \
|
|
||||||
factor * 10000000, \
|
|
||||||
factor * 100000000, \
|
|
||||||
factor * 1000000000
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
const uint32_t fmt::internal::BasicData<T>::POWERS_OF_10_32[] = {
|
|
||||||
0, FMT_POWERS_OF_10(1)
|
|
||||||
};
|
|
||||||
|
|
||||||
template <typename T>
|
|
||||||
const uint64_t fmt::internal::BasicData<T>::POWERS_OF_10_64[] = {
|
|
||||||
0,
|
|
||||||
FMT_POWERS_OF_10(1),
|
|
||||||
FMT_POWERS_OF_10(fmt::ULongLong(1000000000)),
|
|
||||||
// Multiply several constants instead of using a single long long constant
|
|
||||||
// to avoid warnings about C++98 not supporting long long.
|
|
||||||
fmt::ULongLong(1000000000) * fmt::ULongLong(1000000000) * 10
|
|
||||||
};
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::internal::report_unknown_type(char code, const char *type) {
|
|
||||||
(void)type;
|
|
||||||
if (std::isprint(static_cast<unsigned char>(code))) {
|
|
||||||
FMT_THROW(fmt::FormatError(
|
|
||||||
fmt::format("unknown format code '{}' for {}", code, type)));
|
|
||||||
}
|
|
||||||
FMT_THROW(fmt::FormatError(
|
|
||||||
fmt::format("unknown format code '\\x{:02x}' for {}",
|
|
||||||
static_cast<unsigned>(code), type)));
|
|
||||||
}
|
|
||||||
|
|
||||||
#if FMT_USE_WINDOWS_H
|
|
||||||
|
|
||||||
FMT_FUNC fmt::internal::UTF8ToUTF16::UTF8ToUTF16(fmt::StringRef s) {
|
|
||||||
static const char ERROR_MSG[] = "cannot convert string from UTF-8 to UTF-16";
|
|
||||||
if (s.size() > INT_MAX)
|
|
||||||
FMT_THROW(WindowsError(ERROR_INVALID_PARAMETER, ERROR_MSG));
|
|
||||||
int s_size = static_cast<int>(s.size());
|
|
||||||
int length = MultiByteToWideChar(
|
|
||||||
CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, 0, 0);
|
|
||||||
if (length == 0)
|
|
||||||
FMT_THROW(WindowsError(GetLastError(), ERROR_MSG));
|
|
||||||
buffer_.resize(length + 1);
|
|
||||||
length = MultiByteToWideChar(
|
|
||||||
CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, &buffer_[0], length);
|
|
||||||
if (length == 0)
|
|
||||||
FMT_THROW(WindowsError(GetLastError(), ERROR_MSG));
|
|
||||||
buffer_[length] = 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC fmt::internal::UTF16ToUTF8::UTF16ToUTF8(fmt::WStringRef s) {
|
|
||||||
if (int error_code = convert(s)) {
|
|
||||||
FMT_THROW(WindowsError(error_code,
|
|
||||||
"cannot convert string from UTF-16 to UTF-8"));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC int fmt::internal::UTF16ToUTF8::convert(fmt::WStringRef s) {
|
|
||||||
if (s.size() > INT_MAX)
|
|
||||||
return ERROR_INVALID_PARAMETER;
|
|
||||||
int s_size = static_cast<int>(s.size());
|
|
||||||
int length = WideCharToMultiByte(CP_UTF8, 0, s.data(), s_size, 0, 0, 0, 0);
|
|
||||||
if (length == 0)
|
|
||||||
return GetLastError();
|
|
||||||
buffer_.resize(length + 1);
|
|
||||||
length = WideCharToMultiByte(
|
|
||||||
CP_UTF8, 0, s.data(), s_size, &buffer_[0], length, 0, 0);
|
|
||||||
if (length == 0)
|
|
||||||
return GetLastError();
|
|
||||||
buffer_[length] = 0;
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::WindowsError::init(
|
|
||||||
int err_code, CStringRef format_str, ArgList args) {
|
|
||||||
error_code_ = err_code;
|
|
||||||
MemoryWriter w;
|
|
||||||
internal::format_windows_error(w, err_code, format(format_str, args));
|
|
||||||
std::runtime_error &base = *this;
|
|
||||||
base = std::runtime_error(w.str());
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::internal::format_windows_error(
|
|
||||||
fmt::Writer &out, int error_code,
|
|
||||||
fmt::StringRef message) FMT_NOEXCEPT {
|
|
||||||
FMT_TRY {
|
|
||||||
MemoryBuffer<wchar_t, INLINE_BUFFER_SIZE> buffer;
|
|
||||||
buffer.resize(INLINE_BUFFER_SIZE);
|
|
||||||
for (;;) {
|
|
||||||
wchar_t *system_message = &buffer[0];
|
|
||||||
int result = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
|
|
||||||
0, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
|
||||||
system_message, static_cast<uint32_t>(buffer.size()), 0);
|
|
||||||
if (result != 0) {
|
|
||||||
UTF16ToUTF8 utf8_message;
|
|
||||||
if (utf8_message.convert(system_message) == ERROR_SUCCESS) {
|
|
||||||
out << message << ": " << utf8_message;
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
|
|
||||||
break; // Can't get error message, report error code instead.
|
|
||||||
buffer.resize(buffer.size() * 2);
|
|
||||||
}
|
|
||||||
} FMT_CATCH(...) {}
|
|
||||||
fmt::format_error_code(out, error_code, message); // 'fmt::' is for bcc32.
|
|
||||||
}
|
|
||||||
|
|
||||||
#endif // FMT_USE_WINDOWS_H
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::internal::format_system_error(
|
|
||||||
fmt::Writer &out, int error_code,
|
|
||||||
fmt::StringRef message) FMT_NOEXCEPT {
|
|
||||||
FMT_TRY {
|
|
||||||
MemoryBuffer<char, INLINE_BUFFER_SIZE> buffer;
|
|
||||||
buffer.resize(INLINE_BUFFER_SIZE);
|
|
||||||
for (;;) {
|
|
||||||
char *system_message = &buffer[0];
|
|
||||||
int result = safe_strerror(error_code, system_message, buffer.size());
|
|
||||||
if (result == 0) {
|
|
||||||
out << message << ": " << system_message;
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
if (result != ERANGE)
|
|
||||||
break; // Can't get error message, report error code instead.
|
|
||||||
buffer.resize(buffer.size() * 2);
|
|
||||||
}
|
|
||||||
} FMT_CATCH(...) {}
|
|
||||||
fmt::format_error_code(out, error_code, message); // 'fmt::' is for bcc32.
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
void fmt::internal::ArgMap<Char>::init(const ArgList &args) {
|
|
||||||
if (!map_.empty())
|
|
||||||
return;
|
|
||||||
typedef internal::NamedArg<Char> NamedArg;
|
|
||||||
const NamedArg *named_arg = 0;
|
|
||||||
bool use_values =
|
|
||||||
args.type(ArgList::MAX_PACKED_ARGS - 1) == internal::Arg::NONE;
|
|
||||||
if (use_values) {
|
|
||||||
for (unsigned i = 0;/*nothing*/; ++i) {
|
|
||||||
internal::Arg::Type arg_type = args.type(i);
|
|
||||||
switch (arg_type) {
|
|
||||||
case internal::Arg::NONE:
|
|
||||||
return;
|
|
||||||
case internal::Arg::NAMED_ARG:
|
|
||||||
named_arg = static_cast<const NamedArg*>(args.values_[i].pointer);
|
|
||||||
map_.push_back(Pair(named_arg->name, *named_arg));
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
/*nothing*/;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
for (unsigned i = 0; i != ArgList::MAX_PACKED_ARGS; ++i) {
|
|
||||||
internal::Arg::Type arg_type = args.type(i);
|
|
||||||
if (arg_type == internal::Arg::NAMED_ARG) {
|
|
||||||
named_arg = static_cast<const NamedArg*>(args.args_[i].pointer);
|
|
||||||
map_.push_back(Pair(named_arg->name, *named_arg));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
for (unsigned i = ArgList::MAX_PACKED_ARGS;/*nothing*/; ++i) {
|
|
||||||
switch (args.args_[i].type) {
|
|
||||||
case internal::Arg::NONE:
|
|
||||||
return;
|
|
||||||
case internal::Arg::NAMED_ARG:
|
|
||||||
named_arg = static_cast<const NamedArg*>(args.args_[i].pointer);
|
|
||||||
map_.push_back(Pair(named_arg->name, *named_arg));
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
/*nothing*/;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
void fmt::internal::FixedBuffer<Char>::grow(std::size_t) {
|
|
||||||
FMT_THROW(std::runtime_error("buffer overflow"));
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC Arg fmt::internal::FormatterBase::do_get_arg(
|
|
||||||
unsigned arg_index, const char *&error) {
|
|
||||||
Arg arg = args_[arg_index];
|
|
||||||
switch (arg.type) {
|
|
||||||
case Arg::NONE:
|
|
||||||
error = "argument index out of range";
|
|
||||||
break;
|
|
||||||
case Arg::NAMED_ARG:
|
|
||||||
arg = *static_cast<const internal::Arg*>(arg.pointer);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
/*nothing*/;
|
|
||||||
}
|
|
||||||
return arg;
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
void fmt::internal::PrintfFormatter<Char>::parse_flags(
|
|
||||||
FormatSpec &spec, const Char *&s) {
|
|
||||||
for (;;) {
|
|
||||||
switch (*s++) {
|
|
||||||
case '-':
|
|
||||||
spec.align_ = ALIGN_LEFT;
|
|
||||||
break;
|
|
||||||
case '+':
|
|
||||||
spec.flags_ |= SIGN_FLAG | PLUS_FLAG;
|
|
||||||
break;
|
|
||||||
case '0':
|
|
||||||
spec.fill_ = '0';
|
|
||||||
break;
|
|
||||||
case ' ':
|
|
||||||
spec.flags_ |= SIGN_FLAG;
|
|
||||||
break;
|
|
||||||
case '#':
|
|
||||||
spec.flags_ |= HASH_FLAG;
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
--s;
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
Arg fmt::internal::PrintfFormatter<Char>::get_arg(
|
|
||||||
const Char *s, unsigned arg_index) {
|
|
||||||
(void)s;
|
|
||||||
const char *error = 0;
|
|
||||||
Arg arg = arg_index == UINT_MAX ?
|
|
||||||
next_arg(error) : FormatterBase::get_arg(arg_index - 1, error);
|
|
||||||
if (error)
|
|
||||||
FMT_THROW(FormatError(!*s ? "invalid format string" : error));
|
|
||||||
return arg;
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
unsigned fmt::internal::PrintfFormatter<Char>::parse_header(
|
|
||||||
const Char *&s, FormatSpec &spec) {
|
|
||||||
unsigned arg_index = UINT_MAX;
|
|
||||||
Char c = *s;
|
|
||||||
if (c >= '0' && c <= '9') {
|
|
||||||
// Parse an argument index (if followed by '$') or a width possibly
|
|
||||||
// preceded with '0' flag(s).
|
|
||||||
unsigned value = parse_nonnegative_int(s);
|
|
||||||
if (*s == '$') { // value is an argument index
|
|
||||||
++s;
|
|
||||||
arg_index = value;
|
|
||||||
} else {
|
|
||||||
if (c == '0')
|
|
||||||
spec.fill_ = '0';
|
|
||||||
if (value != 0) {
|
|
||||||
// Nonzero value means that we parsed width and don't need to
|
|
||||||
// parse it or flags again, so return now.
|
|
||||||
spec.width_ = value;
|
|
||||||
return arg_index;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
parse_flags(spec, s);
|
|
||||||
// Parse width.
|
|
||||||
if (*s >= '0' && *s <= '9') {
|
|
||||||
spec.width_ = parse_nonnegative_int(s);
|
|
||||||
} else if (*s == '*') {
|
|
||||||
++s;
|
|
||||||
spec.width_ = WidthHandler(spec).visit(get_arg(s));
|
|
||||||
}
|
|
||||||
return arg_index;
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename Char>
|
|
||||||
void fmt::internal::PrintfFormatter<Char>::format(
|
|
||||||
BasicWriter<Char> &writer, BasicCStringRef<Char> format_str) {
|
|
||||||
const Char *start = format_str.c_str();
|
|
||||||
const Char *s = start;
|
|
||||||
while (*s) {
|
|
||||||
Char c = *s++;
|
|
||||||
if (c != '%') continue;
|
|
||||||
if (*s == c) {
|
|
||||||
write(writer, start, s);
|
|
||||||
start = ++s;
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
write(writer, start, s - 1);
|
|
||||||
|
|
||||||
FormatSpec spec;
|
|
||||||
spec.align_ = ALIGN_RIGHT;
|
|
||||||
|
|
||||||
// Parse argument index, flags and width.
|
|
||||||
unsigned arg_index = parse_header(s, spec);
|
|
||||||
|
|
||||||
// Parse precision.
|
|
||||||
if (*s == '.') {
|
|
||||||
++s;
|
|
||||||
if ('0' <= *s && *s <= '9') {
|
|
||||||
spec.precision_ = static_cast<int>(parse_nonnegative_int(s));
|
|
||||||
} else if (*s == '*') {
|
|
||||||
++s;
|
|
||||||
spec.precision_ = PrecisionHandler().visit(get_arg(s));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
Arg arg = get_arg(s, arg_index);
|
|
||||||
if (spec.flag(HASH_FLAG) && IsZeroInt().visit(arg))
|
|
||||||
spec.flags_ &= ~to_unsigned<int>(HASH_FLAG);
|
|
||||||
if (spec.fill_ == '0') {
|
|
||||||
if (arg.type <= Arg::LAST_NUMERIC_TYPE)
|
|
||||||
spec.align_ = ALIGN_NUMERIC;
|
|
||||||
else
|
|
||||||
spec.fill_ = ' '; // Ignore '0' flag for non-numeric types.
|
|
||||||
}
|
|
||||||
|
|
||||||
// Parse length and convert the argument to the required type.
|
|
||||||
switch (*s++) {
|
|
||||||
case 'h':
|
|
||||||
if (*s == 'h')
|
|
||||||
ArgConverter<signed char>(arg, *++s).visit(arg);
|
|
||||||
else
|
|
||||||
ArgConverter<short>(arg, *s).visit(arg);
|
|
||||||
break;
|
|
||||||
case 'l':
|
|
||||||
if (*s == 'l')
|
|
||||||
ArgConverter<fmt::LongLong>(arg, *++s).visit(arg);
|
|
||||||
else
|
|
||||||
ArgConverter<long>(arg, *s).visit(arg);
|
|
||||||
break;
|
|
||||||
case 'j':
|
|
||||||
ArgConverter<intmax_t>(arg, *s).visit(arg);
|
|
||||||
break;
|
|
||||||
case 'z':
|
|
||||||
ArgConverter<std::size_t>(arg, *s).visit(arg);
|
|
||||||
break;
|
|
||||||
case 't':
|
|
||||||
ArgConverter<std::ptrdiff_t>(arg, *s).visit(arg);
|
|
||||||
break;
|
|
||||||
case 'L':
|
|
||||||
// printf produces garbage when 'L' is omitted for long double, no
|
|
||||||
// need to do the same.
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
--s;
|
|
||||||
ArgConverter<void>(arg, *s).visit(arg);
|
|
||||||
}
|
|
||||||
|
|
||||||
// Parse type.
|
|
||||||
if (!*s)
|
|
||||||
FMT_THROW(FormatError("invalid format string"));
|
|
||||||
spec.type_ = static_cast<char>(*s++);
|
|
||||||
if (arg.type <= Arg::LAST_INTEGER_TYPE) {
|
|
||||||
// Normalize type.
|
|
||||||
switch (spec.type_) {
|
|
||||||
case 'i': case 'u':
|
|
||||||
spec.type_ = 'd';
|
|
||||||
break;
|
|
||||||
case 'c':
|
|
||||||
// TODO: handle wchar_t
|
|
||||||
CharConverter(arg).visit(arg);
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
start = s;
|
|
||||||
|
|
||||||
// Format argument.
|
|
||||||
internal::PrintfArgFormatter<Char>(writer, spec).visit(arg);
|
|
||||||
}
|
|
||||||
write(writer, start, s);
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::report_system_error(
|
|
||||||
int error_code, fmt::StringRef message) FMT_NOEXCEPT {
|
|
||||||
// 'fmt::' is for bcc32.
|
|
||||||
fmt::report_error(internal::format_system_error, error_code, message);
|
|
||||||
}
|
|
||||||
|
|
||||||
#if FMT_USE_WINDOWS_H
|
|
||||||
FMT_FUNC void fmt::report_windows_error(
|
|
||||||
int error_code, fmt::StringRef message) FMT_NOEXCEPT {
|
|
||||||
// 'fmt::' is for bcc32.
|
|
||||||
fmt::report_error(internal::format_windows_error, error_code, message);
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::print(std::FILE *f, CStringRef format_str, ArgList args) {
|
|
||||||
MemoryWriter w;
|
|
||||||
w.write(format_str, args);
|
|
||||||
std::fwrite(w.data(), 1, w.size(), f);
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::print(CStringRef format_str, ArgList args) {
|
|
||||||
print(stdout, format_str, args);
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::print(std::ostream &os, CStringRef format_str,
|
|
||||||
ArgList args) {
|
|
||||||
MemoryWriter w;
|
|
||||||
w.write(format_str, args);
|
|
||||||
write(os, w);
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC void fmt::print_colored(Color c, CStringRef format, ArgList args) {
|
|
||||||
char escape[] = "\x1b[30m";
|
|
||||||
escape[3] = static_cast<char>('0' + c);
|
|
||||||
std::fputs(escape, stdout);
|
|
||||||
print(format, args);
|
|
||||||
std::fputs(RESET_COLOR, stdout);
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC int fmt::fprintf(std::FILE *f, CStringRef format, ArgList args) {
|
|
||||||
MemoryWriter w;
|
|
||||||
printf(w, format, args);
|
|
||||||
std::size_t size = w.size();
|
|
||||||
return std::fwrite(w.data(), 1, size, f) < size ? -1 : static_cast<int>(size);
|
|
||||||
}
|
|
||||||
|
|
||||||
FMT_FUNC int fmt::fprintf(std::ostream &os, CStringRef format, ArgList args) {
|
|
||||||
MemoryWriter w;
|
|
||||||
printf(w, format, args);
|
|
||||||
write(os, w);
|
|
||||||
return static_cast<int>(w.size());
|
|
||||||
}
|
|
||||||
|
|
||||||
#ifndef FMT_HEADER_ONLY
|
|
||||||
|
|
||||||
template struct fmt::internal::BasicData<void>;
|
|
||||||
|
|
||||||
// Explicit instantiations for char.
|
|
||||||
|
|
||||||
template void fmt::internal::FixedBuffer<char>::grow(std::size_t);
|
|
||||||
|
|
||||||
template void fmt::internal::ArgMap<char>::init(const fmt::ArgList &args);
|
|
||||||
|
|
||||||
template void fmt::internal::PrintfFormatter<char>::format(
|
|
||||||
BasicWriter<char> &writer, CStringRef format);
|
|
||||||
|
|
||||||
template int fmt::internal::CharTraits<char>::format_float(
|
|
||||||
char *buffer, std::size_t size, const char *format,
|
|
||||||
unsigned width, int precision, double value);
|
|
||||||
|
|
||||||
template int fmt::internal::CharTraits<char>::format_float(
|
|
||||||
char *buffer, std::size_t size, const char *format,
|
|
||||||
unsigned width, int precision, long double value);
|
|
||||||
|
|
||||||
// Explicit instantiations for wchar_t.
|
|
||||||
|
|
||||||
template void fmt::internal::FixedBuffer<wchar_t>::grow(std::size_t);
|
|
||||||
|
|
||||||
template void fmt::internal::ArgMap<wchar_t>::init(const fmt::ArgList &args);
|
|
||||||
|
|
||||||
template void fmt::internal::PrintfFormatter<wchar_t>::format(
|
|
||||||
BasicWriter<wchar_t> &writer, WCStringRef format);
|
|
||||||
|
|
||||||
template int fmt::internal::CharTraits<wchar_t>::format_float(
|
|
||||||
wchar_t *buffer, std::size_t size, const wchar_t *format,
|
|
||||||
unsigned width, int precision, double value);
|
|
||||||
|
|
||||||
template int fmt::internal::CharTraits<wchar_t>::format_float(
|
|
||||||
wchar_t *buffer, std::size_t size, const wchar_t *format,
|
|
||||||
unsigned width, int precision, long double value);
|
|
||||||
|
|
||||||
#endif // FMT_HEADER_ONLY
|
|
||||||
|
|
||||||
#ifdef _MSC_VER
|
|
||||||
# pragma warning(pop)
|
|
||||||
#endif
|
|
||||||
Loading…
Reference in New Issue