Upgrade {fmt} to 10.1.1 to fix warnings
This commit is contained in:
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bd52ed2054
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@ -297,7 +297,11 @@ if (FMT_PEDANTIC)
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target_compile_options(fmt PRIVATE ${PEDANTIC_COMPILE_FLAGS})
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endif ()
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target_compile_features(fmt PUBLIC cxx_std_11)
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if (cxx_std_11 IN_LIST CMAKE_CXX_COMPILE_FEATURES)
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target_compile_features(fmt PUBLIC cxx_std_11)
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else ()
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message(WARNING "Feature cxx_std_11 is unknown for the CXX compiler")
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endif ()
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target_include_directories(fmt ${FMT_SYSTEM_HEADERS_ATTRIBUTE} PUBLIC
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
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@ -350,7 +354,7 @@ if (FMT_INSTALL)
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"Installation directory for libraries, a relative path that "
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"will be joined to ${CMAKE_INSTALL_PREFIX} or an absolute path.")
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set_verbose(FMT_PKGCONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig CACHE PATH
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set_verbose(FMT_PKGCONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig CACHE STRING
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"Installation directory for pkgconfig (.pc) files, a relative "
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"path that will be joined with ${CMAKE_INSTALL_PREFIX} or an "
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"absolute path.")
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@ -380,7 +384,6 @@ if (FMT_INSTALL)
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LIBRARY DESTINATION ${FMT_LIB_DIR}
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ARCHIVE DESTINATION ${FMT_LIB_DIR}
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PUBLIC_HEADER DESTINATION "${FMT_INC_DIR}/fmt"
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FRAMEWORK DESTINATION "."
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RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
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# Use a namespace because CMake provides better diagnostics for namespaced
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@ -1,3 +1,233 @@
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10.1.1 - 2023-08-28
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-------------------
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* Added formatters for ``std::atomic`` and ``atomic_flag``
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(`#3574 <https://github.com/fmtlib/fmt/pull/3574>`_,
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`#3594 <https://github.com/fmtlib/fmt/pull/3594>`_).
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Thanks `@wangzw (Zhanwei Wang) <https://github.com/wangzw>`_ and
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`@AlexGuteniev (Alex Guteniev) <https://github.com/AlexGuteniev>`_.
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* Fixed an error about partial specialization of ``formatter<string>``
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after instantiation when compiled with gcc and C++20
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(`#3584 <https://github.com/fmtlib/fmt/issues/3584>`_).
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* Fixed compilation as a C++20 module with gcc and clang
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(`#3587 <https://github.com/fmtlib/fmt/issues/3587>`_,
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`#3597 <https://github.com/fmtlib/fmt/pull/3597>`_,
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`#3605 <https://github.com/fmtlib/fmt/pull/3605>`_). Thanks
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`@MathewBensonCode (Mathew Benson) <https://github.com/MathewBensonCode>`_.
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* Made ``fmt::to_string`` work with types that have ``format_as`` overloads
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(`#3575 <https://github.com/fmtlib/fmt/pull/3575>`_).
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Thanks `@phprus (Vladislav Shchapov) <https://github.com/phprus>`_.
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* Made ``formatted_size`` work with integral format specifiers at compile time
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(`#3591 <https://github.com/fmtlib/fmt/pull/3591>`_).
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Thanks `@elbeno (Ben Deane) <https://github.com/elbeno>`_.
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* Fixed a warning about the ``no_unique_address`` attribute on clang-cl
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(`#3599 <https://github.com/fmtlib/fmt/pull/3599>`_).
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Thanks `@lukester1975 <https://github.com/lukester1975>`_.
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* Improved compatibility with the legacy GBK encoding
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(`#3598 <https://github.com/fmtlib/fmt/issues/3598>`_,
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`#3599 <https://github.com/fmtlib/fmt/pull/3599>`_).
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Thanks `@YuHuanTin <https://github.com/YuHuanTin>`_.
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* Added OpenSSF Scorecard analysis
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(`#3530 <https://github.com/fmtlib/fmt/issues/3530>`_,
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`#3571 <https://github.com/fmtlib/fmt/pull/3571>`_).
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Thanks `@joycebrum (Joyce) <https://github.com/joycebrum>`_.
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* Updated CI dependencies
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(`#3591 <https://github.com/fmtlib/fmt/pull/3591>`_,
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`#3592 <https://github.com/fmtlib/fmt/pull/3592>`_,
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`#3593 <https://github.com/fmtlib/fmt/pull/3593>`_,
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`#3602 <https://github.com/fmtlib/fmt/pull/3602>`_).
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10.1.0 - 2023-08-12
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-------------------
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* Optimized format string compilation resulting in up to 40% speed up in
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compiled ``format_to`` and ~4x speed up in compiled ``format_to_n`` on a
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concatenation benchmark (`#3133 <https://github.com/fmtlib/fmt/issues/3133>`_,
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`#3484 <https://github.com/fmtlib/fmt/issues/3484>`_).
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{fmt} 10.0::
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---------------------------------------------------------
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Benchmark Time CPU Iterations
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---------------------------------------------------------
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BM_format_to 78.9 ns 78.9 ns 8881746
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BM_format_to_n 568 ns 568 ns 1232089
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{fmt} 10.1::
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---------------------------------------------------------
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Benchmark Time CPU Iterations
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---------------------------------------------------------
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BM_format_to 54.9 ns 54.9 ns 12727944
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BM_format_to_n 133 ns 133 ns 5257795
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* Optimized storage of an empty allocator in ``basic_memory_buffer``
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(`#3485 <https://github.com/fmtlib/fmt/pull/3485>`_).
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Thanks `@Minty-Meeo <https://github.com/Minty-Meeo>`_.
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* Added formatters for proxy references to elements of ``std::vector<bool>`` and
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``std::bitset<N>`` (`#3567 <https://github.com/fmtlib/fmt/issues/3567>`_,
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`#3570 <https://github.com/fmtlib/fmt/pull/3570>`_).
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For example (`godbolt <https://godbolt.org/z/zYb79Pvn8>`__):
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.. code:: c++
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#include <vector>
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#include <fmt/std.h>
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int main() {
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auto v = std::vector<bool>{true};
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fmt::print("{}", v[0]);
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}
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Thanks `@phprus (Vladislav Shchapov) <https://github.com/phprus>`_ and
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`@felix642 (Félix-Antoine Constantin) <https://github.com/felix642>`_.
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* Fixed an ambiguous formatter specialization for containers that look like
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container adaptors such as ``boost::flat_set``
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(`#3556 <https://github.com/fmtlib/fmt/issues/3556>`_,
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`#3561 <https://github.com/fmtlib/fmt/pull/3561>`_).
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Thanks `@5chmidti <https://github.com/5chmidti>`_.
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* Fixed compilation when formatting durations not convertible from
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``std::chrono::seconds`` (`#3430 <https://github.com/fmtlib/fmt/pull/3430>`_).
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Thanks `@patlkli (Patrick Geltinger) <https://github.com/patlkli>`_.
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* Made the ``formatter`` specialization for ``char*`` const-correct
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(`#3432 <https://github.com/fmtlib/fmt/pull/3432>`_).
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Thanks `@timsong-cpp <https://github.com/timsong-cpp>`_.
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* Made ``{}`` and ``{:}`` handled consistently during compile-time checks
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(`#3526 <https://github.com/fmtlib/fmt/issues/3526>`_).
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* Disallowed passing temporaries to ``make_format_args`` to improve API safety
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by preventing dangling references.
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* Improved the compile-time error for unformattable types
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(`#3478 <https://github.com/fmtlib/fmt/pull/3478>`_).
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Thanks `@BRevzin (Barry Revzin) <https://github.com/BRevzin>`_.
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* Improved the floating-point formatter
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(`#3448 <https://github.com/fmtlib/fmt/pull/3448>`_,
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`#3450 <https://github.com/fmtlib/fmt/pull/3450>`_).
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Thanks `@florimond-collette (Florimond Collette)
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<https://github.com/florimond-collette>`_.
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* Fixed handling of precision for ``long double`` larger than 64 bits.
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(`#3539 <https://github.com/fmtlib/fmt/issues/3539>`_,
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`#3564 <https://github.com/fmtlib/fmt/issues/3564>`_).
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* Made floating-point and chrono tests less platform-dependent
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(`#3337 <https://github.com/fmtlib/fmt/issues/3337>`_,
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`#3433 <https://github.com/fmtlib/fmt/issues/3433>`_,
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`#3434 <https://github.com/fmtlib/fmt/pull/3434>`_).
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Thanks `@phprus (Vladislav Shchapov) <https://github.com/phprus>`_.
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* Removed the remnants of the Grisu floating-point formatter that has been
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replaced by Dragonbox in earlier versions.
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* Added ``throw_format_error`` to the public API
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(`#3551 <https://github.com/fmtlib/fmt/pull/3551>`_).
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Thanks `@mjerabek (Martin Jeřábek) <https://github.com/mjerabek>`_.
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* Made ``FMT_THROW`` assert even if assertions are disabled when compiling with
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exceptions disabled (`#3418 <https://github.com/fmtlib/fmt/issues/3418>`_,
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`#3439 <https://github.com/fmtlib/fmt/pull/3439>`_).
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Thanks `@BRevzin (Barry Revzin) <https://github.com/BRevzin>`_.
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* Made ``format_as`` and ``std::filesystem::path`` formatter work with exotic
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code unit types.
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(`#3457 <https://github.com/fmtlib/fmt/pull/3457>`_,
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`#3476 <https://github.com/fmtlib/fmt/pull/3476>`_).
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Thanks `@gix (Nico Rieck) <https://github.com/gix>`_,
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`@hmbj (Hans-Martin B. Jensen) <https://github.com/hmbj>`_.
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* Added support for the ``?`` format specifier to ``std::filesystem::path`` and
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made the default unescaped for consistency with strings.
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* Deprecated the wide stream overload of ``printf``.
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* Removed unused ``basic_printf_parse_context``.
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* Improved RTTI detection used when formatting exceptions
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(`#3468 <https://github.com/fmtlib/fmt/pull/3468>`_).
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Thanks `@danakj (Dana Jansens) <https://github.com/danakj>`_.
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* Improved compatibility with VxWorks7
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(`#3467 <https://github.com/fmtlib/fmt/pull/3467>`_).
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Thanks `@wenshan1 (Bin Lan) <https://github.com/wenshan1>`_.
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* Improved documentation
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(`#3174 <https://github.com/fmtlib/fmt/issues/3174>`_,
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`#3423 <https://github.com/fmtlib/fmt/issues/3423>`_,
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`#3454 <https://github.com/fmtlib/fmt/pull/3454>`_,
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`#3458 <https://github.com/fmtlib/fmt/issues/3458>`_,
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`#3461 <https://github.com/fmtlib/fmt/pull/3461>`_,
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`#3487 <https://github.com/fmtlib/fmt/issues/3487>`_,
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`#3515 <https://github.com/fmtlib/fmt/pull/3515>`_).
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Thanks `@zencatalyst (Kasra Hashemi) <https://github.com/zencatalyst>`_,
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`@rlalik <https://github.com/rlalik>`_,
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`@mikecrowe (Mike Crowe) <https://github.com/mikecrowe>`_.
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* Improved build and CI configurations
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(`#3449 <https://github.com/fmtlib/fmt/issues/3449>`_,
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`#3451 <https://github.com/fmtlib/fmt/pull/3451>`_,
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`#3452 <https://github.com/fmtlib/fmt/pull/3452>`_,
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`#3453 <https://github.com/fmtlib/fmt/pull/3453>`_,
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`#3459 <https://github.com/fmtlib/fmt/pull/3459>`_,
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`#3481 <https://github.com/fmtlib/fmt/issues/3481>`_,
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`#3486 <https://github.com/fmtlib/fmt/pull/3486>`_,
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`#3489 <https://github.com/fmtlib/fmt/issues/3489>`_,
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`#3496 <https://github.com/fmtlib/fmt/pull/3496>`_,
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`#3517 <https://github.com/fmtlib/fmt/issues/3517>`_,
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`#3523 <https://github.com/fmtlib/fmt/pull/3523>`_,
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`#3563 <https://github.com/fmtlib/fmt/pull/3563>`_).
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Thanks `@joycebrum (Joyce) <https://github.com/joycebrum>`_,
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`@glebm (Gleb Mazovetskiy) <https://github.com/glebm>`_,
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`@phprus (Vladislav Shchapov) <https://github.com/phprus>`_,
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`@petrmanek (Petr Mánek) <https://github.com/petrmanek>`_,
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`@setoye (Alta) <https://github.com/setoye>`_,
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`@abouvier (Alexandre Bouvier) <https://github.com/abouvier>`_.
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* Fixed various warnings and compilation issues
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(`#3408 <https://github.com/fmtlib/fmt/issues/3408>`_,
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`#3424 <https://github.com/fmtlib/fmt/issues/3424>`_,
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`#3444 <https://github.com/fmtlib/fmt/issues/3444>`_,
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`#3446 <https://github.com/fmtlib/fmt/pull/3446>`_,
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`#3475 <https://github.com/fmtlib/fmt/pull/3475>`_,
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`#3482 <https://github.com/fmtlib/fmt/pull/3482>`_,
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`#3492 <https://github.com/fmtlib/fmt/issues/3492>`_,
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`#3493 <https://github.com/fmtlib/fmt/pull/3493>`_,
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`#3508 <https://github.com/fmtlib/fmt/pull/3508>`_,
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`#3509 <https://github.com/fmtlib/fmt/issues/3509>`_,
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`#3533 <https://github.com/fmtlib/fmt/issues/3533>`_,
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`#3542 <https://github.com/fmtlib/fmt/pull/3542>`_,
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`#3543 <https://github.com/fmtlib/fmt/issues/3543>`_,
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`#3540 <https://github.com/fmtlib/fmt/issues/3540>`_,
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`#3544 <https://github.com/fmtlib/fmt/pull/3544>`_,
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`#3548 <https://github.com/fmtlib/fmt/issues/3548>`_,
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`#3549 <https://github.com/fmtlib/fmt/pull/3549>`_,
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`#3550 <https://github.com/fmtlib/fmt/pull/3550>`_,
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`#3552 <https://github.com/fmtlib/fmt/pull/3552>`_).
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Thanks `@adesitter (Arnaud Desitter) <https://github.com/adesitter>`_,
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`@hmbj (Hans-Martin B. Jensen) <https://github.com/hmbj>`_,
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`@Minty-Meeo <https://github.com/Minty-Meeo>`_,
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`@phprus (Vladislav Shchapov) <https://github.com/phprus>`_,
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`@TobiSchluter (Tobias Schlüter) <https://github.com/TobiSchluter>`_,
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`@kieranclancy (Kieran Clancy) <https://github.com/kieranclancy>`_,
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`@alexeedm (Dmitry Alexeev) <https://github.com/alexeedm>`_,
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`@jurihock (Jürgen Hock) <https://github.com/jurihock>`_,
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`@Ozomahtli <https://github.com/Ozomahtli>`_,
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`@razaqq <https://github.com/razaqq>`_.
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10.0.0 - 2023-05-09
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-------------------
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@ -29,6 +259,8 @@
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`#3272 <https://github.com/fmtlib/fmt/pull/3272>`_).
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Thanks `@ShawnZhong (Shawn Zhong) <https://github.com/ShawnZhong>`_.
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* Made handling of ``#`` consistent with ``std::format``.
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* Improved C++20 module support
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(`#3134 <https://github.com/fmtlib/fmt/pull/3134>`_,
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`#3254 <https://github.com/fmtlib/fmt/pull/3254>`_,
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@ -293,6 +525,9 @@
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(`#3267 <https://github.com/fmtlib/fmt/pull/3267>`_).
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Thanks `@ShawnZhong (Shawn Zhong) <https://github.com/ShawnZhong>`_.
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* Renamed the ``FMT_EXPORT`` macro for shared library usage to
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``FMT_LIB_EXPORT``.
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* Improved documentation
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(`#3108 <https://github.com/fmtlib/fmt/issues/3108>`_,
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`#3169 <https://github.com/fmtlib/fmt/issues/3169>`_,
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@ -22,6 +22,9 @@
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:alt: Ask questions at StackOverflow with the tag fmt
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:target: https://stackoverflow.com/questions/tagged/fmt
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.. image:: https://api.securityscorecards.dev/projects/github.com/fmtlib/fmt/badge
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:target: https://securityscorecards.dev/viewer/?uri=github.com/fmtlib/fmt
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**{fmt}** is an open-source formatting library providing a fast and safe
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alternative to C stdio and C++ iostreams.
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@ -49,6 +52,7 @@ Features
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* Fast IEEE 754 floating-point formatter with correct rounding, shortness and
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round-trip guarantees using the `Dragonbox <https://github.com/jk-jeon/dragonbox>`_
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algorithm
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* Portable Unicode support
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* Safe `printf implementation
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<https://fmt.dev/latest/api.html#printf-formatting>`_ including the POSIX
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extension for positional arguments
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@ -65,7 +69,7 @@ Features
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<https://github.com/fmtlib/fmt/tree/master/test>`_ and is `continuously fuzzed
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<https://bugs.chromium.org/p/oss-fuzz/issues/list?colspec=ID%20Type%20
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Component%20Status%20Proj%20Reported%20Owner%20Summary&q=proj%3Dfmt&can=1>`_
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* Safety: the library is fully type safe, errors in format strings can be
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* Safety: the library is fully type-safe, errors in format strings can be
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reported at compile time, automatic memory management prevents buffer overflow
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errors
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* Ease of use: small self-contained code base, no external dependencies,
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@ -75,7 +79,7 @@ Features
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consistent output across platforms and support for older compilers
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* Clean warning-free codebase even on high warning levels such as
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``-Wall -Wextra -pedantic``
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* Locale-independence by default
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* Locale independence by default
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* Optional header-only configuration enabled with the ``FMT_HEADER_ONLY`` macro
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See the `documentation <https://fmt.dev>`_ for more details.
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@ -225,7 +229,7 @@ The script `bloat-test.py
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from `format-benchmark <https://github.com/fmtlib/format-benchmark>`_
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tests compile time and code bloat for nontrivial projects.
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It generates 100 translation units and uses ``printf()`` or its alternative
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five times in each to simulate a medium sized project. The resulting
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five times in each to simulate a medium-sized project. The resulting
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executable size and compile time (Apple LLVM version 8.1.0 (clang-802.0.42),
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macOS Sierra, best of three) is shown in the following tables.
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@ -246,7 +250,7 @@ As you can see, {fmt} has 60% less overhead in terms of resulting binary code
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size compared to iostreams and comes pretty close to ``printf``. Boost Format
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and Folly Format have the largest overheads.
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``printf+string`` is the same as ``printf`` but with extra ``<string>``
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``printf+string`` is the same as ``printf`` but with an extra ``<string>``
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include to measure the overhead of the latter.
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**Non-optimized build**
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@ -262,14 +266,14 @@ Boost Format 54.1 365 303
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Folly Format 79.9 445 430
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============= =============== ==================== ==================
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``libc``, ``lib(std)c++`` and ``libfmt`` are all linked as shared libraries to
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``libc``, ``lib(std)c++``, and ``libfmt`` are all linked as shared libraries to
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compare formatting function overhead only. Boost Format is a
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header-only library so it doesn't provide any linkage options.
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Running the tests
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~~~~~~~~~~~~~~~~~
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Please refer to `Building the library`__ for the instructions on how to build
|
||||
Please refer to `Building the library`__ for instructions on how to build
|
||||
the library and run the unit tests.
|
||||
|
||||
__ https://fmt.dev/latest/usage.html#building-the-library
|
||||
|
@ -294,9 +298,12 @@ or the bloat test::
|
|||
Migrating code
|
||||
--------------
|
||||
|
||||
`clang-tidy-fmt <https://github.com/mikecrowe/clang-tidy-fmt>`_ provides clang
|
||||
tidy checks for converting occurrences of ``printf`` and ``fprintf`` to
|
||||
``fmt::print``.
|
||||
`clang-tidy <https://clang.llvm.org/extra/clang-tidy/>`_ v17 (not yet
|
||||
released) provides the `modernize-use-std-print
|
||||
<https://clang.llvm.org/extra/clang-tidy/checks/modernize/use-std-print.html>`_
|
||||
check that is capable of converting occurrences of ``printf`` and
|
||||
``fprintf`` to ``fmt::print`` if configured to do so. (By default it
|
||||
converts to ``std::print``.)
|
||||
|
||||
Projects using this library
|
||||
---------------------------
|
||||
|
@ -304,8 +311,6 @@ Projects using this library
|
|||
* `0 A.D. <https://play0ad.com/>`_: a free, open-source, cross-platform
|
||||
real-time strategy game
|
||||
|
||||
* `2GIS <https://2gis.ru/>`_: free business listings with a city map
|
||||
|
||||
* `AMPL/MP <https://github.com/ampl/mp>`_:
|
||||
an open-source library for mathematical programming
|
||||
|
||||
|
@ -396,7 +401,7 @@ Projects using this library
|
|||
proxy
|
||||
|
||||
* `redpanda <https://vectorized.io/redpanda>`_: a 10x faster Kafka® replacement
|
||||
for mission critical systems written in C++
|
||||
for mission-critical systems written in C++
|
||||
|
||||
* `rpclib <http://rpclib.net/>`_: a modern C++ msgpack-RPC server and client
|
||||
library
|
||||
|
@ -480,7 +485,7 @@ error handling is awkward.
|
|||
Boost Format
|
||||
~~~~~~~~~~~~
|
||||
|
||||
This is a very powerful library which supports both ``printf``-like format
|
||||
This is a very powerful library that supports both ``printf``-like format
|
||||
strings and positional arguments. Its main drawback is performance. According to
|
||||
various benchmarks, it is much slower than other methods considered here. Boost
|
||||
Format also has excessive build times and severe code bloat issues (see
|
||||
|
@ -489,7 +494,7 @@ Format also has excessive build times and severe code bloat issues (see
|
|||
FastFormat
|
||||
~~~~~~~~~~
|
||||
|
||||
This is an interesting library which is fast, safe and has positional arguments.
|
||||
This is an interesting library that is fast, safe, and has positional arguments.
|
||||
However, it has significant limitations, citing its author:
|
||||
|
||||
Three features that have no hope of being accommodated within the
|
||||
|
@ -505,7 +510,7 @@ restrictive for using it in some projects.
|
|||
Boost Spirit.Karma
|
||||
~~~~~~~~~~~~~~~~~~
|
||||
|
||||
This is not really a formatting library but I decided to include it here for
|
||||
This is not a formatting library but I decided to include it here for
|
||||
completeness. As iostreams, it suffers from the problem of mixing verbatim text
|
||||
with arguments. The library is pretty fast, but slower on integer formatting
|
||||
than ``fmt::format_to`` with format string compilation on Karma's own benchmark,
|
||||
|
@ -524,7 +529,7 @@ Documentation License
|
|||
The `Format String Syntax <https://fmt.dev/latest/syntax.html>`_
|
||||
section in the documentation is based on the one from Python `string module
|
||||
documentation <https://docs.python.org/3/library/string.html#module-string>`_.
|
||||
For this reason the documentation is distributed under the Python Software
|
||||
For this reason, the documentation is distributed under the Python Software
|
||||
Foundation license available in `doc/python-license.txt
|
||||
<https://raw.github.com/fmtlib/fmt/master/doc/python-license.txt>`_.
|
||||
It only applies if you distribute the documentation of {fmt}.
|
||||
|
|
|
@ -1,4 +1,4 @@
|
|||
// Formatting library for C++ - dynamic format arguments
|
||||
// Formatting library for C++ - dynamic argument lists
|
||||
//
|
||||
// Copyright (c) 2012 - present, Victor Zverovich
|
||||
// All rights reserved.
|
||||
|
|
|
@ -377,8 +377,8 @@ auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc)
|
|||
unit_t unit;
|
||||
write_codecvt(unit, in, loc);
|
||||
// In UTF-8 is used one to four one-byte code units.
|
||||
unicode_to_utf8<code_unit, basic_memory_buffer<char, unit_t::max_size * 4>>
|
||||
u;
|
||||
auto u =
|
||||
to_utf8<code_unit, basic_memory_buffer<char, unit_t::max_size * 4>>();
|
||||
if (!u.convert({unit.buf, to_unsigned(unit.end - unit.buf)}))
|
||||
FMT_THROW(format_error("failed to format time"));
|
||||
return copy_str<char>(u.c_str(), u.c_str() + u.size(), out);
|
||||
|
@ -519,7 +519,7 @@ inline std::tm gmtime(std::time_t time) {
|
|||
}
|
||||
#endif
|
||||
};
|
||||
dispatcher gt(time);
|
||||
auto gt = dispatcher(time);
|
||||
// Too big time values may be unsupported.
|
||||
if (!gt.run()) FMT_THROW(format_error("time_t value out of range"));
|
||||
return gt.tm_;
|
||||
|
@ -530,50 +530,7 @@ inline std::tm gmtime(
|
|||
return gmtime(std::chrono::system_clock::to_time_t(time_point));
|
||||
}
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
|
||||
// DEPRECATED!
|
||||
template <typename Char>
|
||||
FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end,
|
||||
format_specs<Char>& specs) -> const Char* {
|
||||
FMT_ASSERT(begin != end, "");
|
||||
auto align = align::none;
|
||||
auto p = begin + code_point_length(begin);
|
||||
if (end - p <= 0) p = begin;
|
||||
for (;;) {
|
||||
switch (to_ascii(*p)) {
|
||||
case '<':
|
||||
align = align::left;
|
||||
break;
|
||||
case '>':
|
||||
align = align::right;
|
||||
break;
|
||||
case '^':
|
||||
align = align::center;
|
||||
break;
|
||||
}
|
||||
if (align != align::none) {
|
||||
if (p != begin) {
|
||||
auto c = *begin;
|
||||
if (c == '}') return begin;
|
||||
if (c == '{') {
|
||||
throw_format_error("invalid fill character '{'");
|
||||
return begin;
|
||||
}
|
||||
specs.fill = {begin, to_unsigned(p - begin)};
|
||||
begin = p + 1;
|
||||
} else {
|
||||
++begin;
|
||||
}
|
||||
break;
|
||||
} else if (p == begin) {
|
||||
break;
|
||||
}
|
||||
p = begin;
|
||||
}
|
||||
specs.align = align;
|
||||
return begin;
|
||||
}
|
||||
namespace detail {
|
||||
|
||||
// Writes two-digit numbers a, b and c separated by sep to buf.
|
||||
// The method by Pavel Novikov based on
|
||||
|
@ -1997,7 +1954,7 @@ struct chrono_formatter {
|
|||
}
|
||||
};
|
||||
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
#if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907
|
||||
using weekday = std::chrono::weekday;
|
||||
|
@ -2047,80 +2004,67 @@ template <typename Char> struct formatter<weekday, Char> {
|
|||
template <typename Rep, typename Period, typename Char>
|
||||
struct formatter<std::chrono::duration<Rep, Period>, Char> {
|
||||
private:
|
||||
format_specs<Char> specs;
|
||||
int precision = -1;
|
||||
using arg_ref_type = detail::arg_ref<Char>;
|
||||
arg_ref_type width_ref;
|
||||
arg_ref_type precision_ref;
|
||||
bool localized = false;
|
||||
basic_string_view<Char> format_str;
|
||||
using duration = std::chrono::duration<Rep, Period>;
|
||||
|
||||
using iterator = typename basic_format_parse_context<Char>::iterator;
|
||||
struct parse_range {
|
||||
iterator begin;
|
||||
iterator end;
|
||||
};
|
||||
|
||||
FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context<Char>& ctx) {
|
||||
auto begin = ctx.begin(), end = ctx.end();
|
||||
if (begin == end || *begin == '}') return {begin, begin};
|
||||
|
||||
begin = detail::parse_align(begin, end, specs);
|
||||
if (begin == end) return {begin, begin};
|
||||
|
||||
begin = detail::parse_dynamic_spec(begin, end, specs.width, width_ref, ctx);
|
||||
if (begin == end) return {begin, begin};
|
||||
|
||||
auto checker = detail::chrono_format_checker();
|
||||
if (*begin == '.') {
|
||||
checker.has_precision_integral = !std::is_floating_point<Rep>::value;
|
||||
begin =
|
||||
detail::parse_precision(begin, end, precision, precision_ref, ctx);
|
||||
}
|
||||
if (begin != end && *begin == 'L') {
|
||||
++begin;
|
||||
localized = true;
|
||||
}
|
||||
end = detail::parse_chrono_format(begin, end, checker);
|
||||
return {begin, end};
|
||||
}
|
||||
format_specs<Char> specs_;
|
||||
detail::arg_ref<Char> width_ref_;
|
||||
detail::arg_ref<Char> precision_ref_;
|
||||
bool localized_ = false;
|
||||
basic_string_view<Char> format_str_;
|
||||
|
||||
public:
|
||||
FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx)
|
||||
-> decltype(ctx.begin()) {
|
||||
auto range = do_parse(ctx);
|
||||
format_str = basic_string_view<Char>(
|
||||
&*range.begin, detail::to_unsigned(range.end - range.begin));
|
||||
return range.end;
|
||||
auto it = ctx.begin(), end = ctx.end();
|
||||
if (it == end || *it == '}') return it;
|
||||
|
||||
it = detail::parse_align(it, end, specs_);
|
||||
if (it == end) return it;
|
||||
|
||||
it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx);
|
||||
if (it == end) return it;
|
||||
|
||||
auto checker = detail::chrono_format_checker();
|
||||
if (*it == '.') {
|
||||
checker.has_precision_integral = !std::is_floating_point<Rep>::value;
|
||||
it = detail::parse_precision(it, end, specs_.precision, precision_ref_,
|
||||
ctx);
|
||||
}
|
||||
if (it != end && *it == 'L') {
|
||||
localized_ = true;
|
||||
++it;
|
||||
}
|
||||
end = detail::parse_chrono_format(it, end, checker);
|
||||
format_str_ = {it, detail::to_unsigned(end - it)};
|
||||
return end;
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
auto format(const duration& d, FormatContext& ctx) const
|
||||
auto format(std::chrono::duration<Rep, Period> d, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
auto specs_copy = specs;
|
||||
auto precision_copy = precision;
|
||||
auto begin = format_str.begin(), end = format_str.end();
|
||||
auto specs = specs_;
|
||||
auto precision = specs.precision;
|
||||
specs.precision = -1;
|
||||
auto begin = format_str_.begin(), end = format_str_.end();
|
||||
// As a possible future optimization, we could avoid extra copying if width
|
||||
// is not specified.
|
||||
basic_memory_buffer<Char> buf;
|
||||
auto buf = basic_memory_buffer<Char>();
|
||||
auto out = std::back_inserter(buf);
|
||||
detail::handle_dynamic_spec<detail::width_checker>(specs_copy.width,
|
||||
width_ref, ctx);
|
||||
detail::handle_dynamic_spec<detail::precision_checker>(precision_copy,
|
||||
precision_ref, ctx);
|
||||
detail::handle_dynamic_spec<detail::width_checker>(specs.width, width_ref_,
|
||||
ctx);
|
||||
detail::handle_dynamic_spec<detail::precision_checker>(precision,
|
||||
precision_ref_, ctx);
|
||||
if (begin == end || *begin == '}') {
|
||||
out = detail::format_duration_value<Char>(out, d.count(), precision_copy);
|
||||
out = detail::format_duration_value<Char>(out, d.count(), precision);
|
||||
detail::format_duration_unit<Char, Period>(out);
|
||||
} else {
|
||||
detail::chrono_formatter<FormatContext, decltype(out), Rep, Period> f(
|
||||
ctx, out, d);
|
||||
f.precision = precision_copy;
|
||||
f.localized = localized;
|
||||
using chrono_formatter =
|
||||
detail::chrono_formatter<FormatContext, decltype(out), Rep, Period>;
|
||||
auto f = chrono_formatter(ctx, out, d);
|
||||
f.precision = precision;
|
||||
f.localized = localized_;
|
||||
detail::parse_chrono_format(begin, end, f);
|
||||
}
|
||||
return detail::write(
|
||||
ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs_copy);
|
||||
ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs);
|
||||
}
|
||||
};
|
||||
|
||||
|
@ -2128,21 +2072,23 @@ template <typename Char, typename Duration>
|
|||
struct formatter<std::chrono::time_point<std::chrono::system_clock, Duration>,
|
||||
Char> : formatter<std::tm, Char> {
|
||||
FMT_CONSTEXPR formatter() {
|
||||
this->format_str = detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{};
|
||||
this->format_str_ = detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{};
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
auto format(std::chrono::time_point<std::chrono::system_clock, Duration> val,
|
||||
FormatContext& ctx) const -> decltype(ctx.out()) {
|
||||
using period = typename Duration::period;
|
||||
if (period::num != 1 || period::den != 1 ||
|
||||
std::is_floating_point<typename Duration::rep>::value) {
|
||||
if (detail::const_check(
|
||||
period::num != 1 || period::den != 1 ||
|
||||
std::is_floating_point<typename Duration::rep>::value)) {
|
||||
const auto epoch = val.time_since_epoch();
|
||||
auto subsecs = std::chrono::duration_cast<Duration>(
|
||||
epoch - std::chrono::duration_cast<std::chrono::seconds>(epoch));
|
||||
|
||||
if (subsecs.count() < 0) {
|
||||
auto second = std::chrono::seconds(1);
|
||||
auto second =
|
||||
std::chrono::duration_cast<Duration>(std::chrono::seconds(1));
|
||||
if (epoch.count() < ((Duration::min)() + second).count())
|
||||
FMT_THROW(format_error("duration is too small"));
|
||||
subsecs += second;
|
||||
|
@ -2164,7 +2110,7 @@ template <typename Char, typename Duration>
|
|||
struct formatter<std::chrono::local_time<Duration>, Char>
|
||||
: formatter<std::tm, Char> {
|
||||
FMT_CONSTEXPR formatter() {
|
||||
this->format_str = detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{};
|
||||
this->format_str_ = detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{};
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
|
@ -2207,51 +2153,46 @@ struct formatter<std::chrono::time_point<std::chrono::utc_clock, Duration>,
|
|||
|
||||
template <typename Char> struct formatter<std::tm, Char> {
|
||||
private:
|
||||
format_specs<Char> specs;
|
||||
detail::arg_ref<Char> width_ref;
|
||||
format_specs<Char> specs_;
|
||||
detail::arg_ref<Char> width_ref_;
|
||||
|
||||
protected:
|
||||
basic_string_view<Char> format_str;
|
||||
|
||||
FMT_CONSTEXPR auto do_parse(basic_format_parse_context<Char>& ctx)
|
||||
-> decltype(ctx.begin()) {
|
||||
auto begin = ctx.begin(), end = ctx.end();
|
||||
if (begin == end || *begin == '}') return begin;
|
||||
|
||||
begin = detail::parse_align(begin, end, specs);
|
||||
if (begin == end) return end;
|
||||
|
||||
begin = detail::parse_dynamic_spec(begin, end, specs.width, width_ref, ctx);
|
||||
if (begin == end) return end;
|
||||
|
||||
end = detail::parse_chrono_format(begin, end, detail::tm_format_checker());
|
||||
// Replace default format_str only if the new spec is not empty.
|
||||
if (end != begin) format_str = {begin, detail::to_unsigned(end - begin)};
|
||||
return end;
|
||||
}
|
||||
basic_string_view<Char> format_str_;
|
||||
|
||||
template <typename FormatContext, typename Duration>
|
||||
auto do_format(const std::tm& tm, FormatContext& ctx,
|
||||
const Duration* subsecs) const -> decltype(ctx.out()) {
|
||||
auto specs_copy = specs;
|
||||
basic_memory_buffer<Char> buf;
|
||||
auto specs = specs_;
|
||||
auto buf = basic_memory_buffer<Char>();
|
||||
auto out = std::back_inserter(buf);
|
||||
detail::handle_dynamic_spec<detail::width_checker>(specs_copy.width,
|
||||
width_ref, ctx);
|
||||
detail::handle_dynamic_spec<detail::width_checker>(specs.width, width_ref_,
|
||||
ctx);
|
||||
|
||||
const auto loc_ref = ctx.locale();
|
||||
auto loc_ref = ctx.locale();
|
||||
detail::get_locale loc(static_cast<bool>(loc_ref), loc_ref);
|
||||
auto w =
|
||||
detail::tm_writer<decltype(out), Char, Duration>(loc, out, tm, subsecs);
|
||||
detail::parse_chrono_format(format_str.begin(), format_str.end(), w);
|
||||
detail::parse_chrono_format(format_str_.begin(), format_str_.end(), w);
|
||||
return detail::write(
|
||||
ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs_copy);
|
||||
ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs);
|
||||
}
|
||||
|
||||
public:
|
||||
FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx)
|
||||
-> decltype(ctx.begin()) {
|
||||
return this->do_parse(ctx);
|
||||
auto it = ctx.begin(), end = ctx.end();
|
||||
if (it == end || *it == '}') return it;
|
||||
|
||||
it = detail::parse_align(it, end, specs_);
|
||||
if (it == end) return it;
|
||||
|
||||
it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx);
|
||||
if (it == end) return it;
|
||||
|
||||
end = detail::parse_chrono_format(it, end, detail::tm_format_checker());
|
||||
// Replace the default format_str only if the new spec is not empty.
|
||||
if (end != it) format_str_ = {it, detail::to_unsigned(end - it)};
|
||||
return end;
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
|
|
|
@ -203,7 +203,7 @@ struct rgb {
|
|||
uint8_t b;
|
||||
};
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
namespace detail {
|
||||
|
||||
// color is a struct of either a rgb color or a terminal color.
|
||||
struct color_type {
|
||||
|
@ -225,8 +225,7 @@ struct color_type {
|
|||
uint32_t rgb_color;
|
||||
} value;
|
||||
};
|
||||
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
/** A text style consisting of foreground and background colors and emphasis. */
|
||||
class text_style {
|
||||
|
@ -323,7 +322,7 @@ FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept {
|
|||
return text_style(lhs) | rhs;
|
||||
}
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
namespace detail {
|
||||
|
||||
template <typename Char> struct ansi_color_escape {
|
||||
FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color,
|
||||
|
@ -457,7 +456,7 @@ void vformat_to(buffer<Char>& buf, const text_style& ts,
|
|||
if (has_style) detail::reset_color<Char>(buf);
|
||||
}
|
||||
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
inline void vprint(std::FILE* f, const text_style& ts, string_view fmt,
|
||||
format_args args) {
|
||||
|
|
|
@ -19,84 +19,6 @@ FMT_CONSTEXPR inline counting_iterator copy_str(InputIt begin, InputIt end,
|
|||
return it + (end - begin);
|
||||
}
|
||||
|
||||
template <typename OutputIt> class truncating_iterator_base {
|
||||
protected:
|
||||
OutputIt out_;
|
||||
size_t limit_;
|
||||
size_t count_ = 0;
|
||||
|
||||
truncating_iterator_base() : out_(), limit_(0) {}
|
||||
|
||||
truncating_iterator_base(OutputIt out, size_t limit)
|
||||
: out_(out), limit_(limit) {}
|
||||
|
||||
public:
|
||||
using iterator_category = std::output_iterator_tag;
|
||||
using value_type = typename std::iterator_traits<OutputIt>::value_type;
|
||||
using difference_type = std::ptrdiff_t;
|
||||
using pointer = void;
|
||||
using reference = void;
|
||||
FMT_UNCHECKED_ITERATOR(truncating_iterator_base);
|
||||
|
||||
OutputIt base() const { return out_; }
|
||||
size_t count() const { return count_; }
|
||||
};
|
||||
|
||||
// An output iterator that truncates the output and counts the number of objects
|
||||
// written to it.
|
||||
template <typename OutputIt,
|
||||
typename Enable = typename std::is_void<
|
||||
typename std::iterator_traits<OutputIt>::value_type>::type>
|
||||
class truncating_iterator;
|
||||
|
||||
template <typename OutputIt>
|
||||
class truncating_iterator<OutputIt, std::false_type>
|
||||
: public truncating_iterator_base<OutputIt> {
|
||||
mutable typename truncating_iterator_base<OutputIt>::value_type blackhole_;
|
||||
|
||||
public:
|
||||
using value_type = typename truncating_iterator_base<OutputIt>::value_type;
|
||||
|
||||
truncating_iterator() = default;
|
||||
|
||||
truncating_iterator(OutputIt out, size_t limit)
|
||||
: truncating_iterator_base<OutputIt>(out, limit) {}
|
||||
|
||||
truncating_iterator& operator++() {
|
||||
if (this->count_++ < this->limit_) ++this->out_;
|
||||
return *this;
|
||||
}
|
||||
|
||||
truncating_iterator operator++(int) {
|
||||
auto it = *this;
|
||||
++*this;
|
||||
return it;
|
||||
}
|
||||
|
||||
value_type& operator*() const {
|
||||
return this->count_ < this->limit_ ? *this->out_ : blackhole_;
|
||||
}
|
||||
};
|
||||
|
||||
template <typename OutputIt>
|
||||
class truncating_iterator<OutputIt, std::true_type>
|
||||
: public truncating_iterator_base<OutputIt> {
|
||||
public:
|
||||
truncating_iterator() = default;
|
||||
|
||||
truncating_iterator(OutputIt out, size_t limit)
|
||||
: truncating_iterator_base<OutputIt>(out, limit) {}
|
||||
|
||||
template <typename T> truncating_iterator& operator=(T val) {
|
||||
if (this->count_++ < this->limit_) *this->out_++ = val;
|
||||
return *this;
|
||||
}
|
||||
|
||||
truncating_iterator& operator++() { return *this; }
|
||||
truncating_iterator& operator++(int) { return *this; }
|
||||
truncating_iterator& operator*() { return *this; }
|
||||
};
|
||||
|
||||
// A compile-time string which is compiled into fast formatting code.
|
||||
class compiled_string {};
|
||||
|
||||
|
@ -196,7 +118,8 @@ template <typename Char> struct code_unit {
|
|||
|
||||
template <typename OutputIt, typename... Args>
|
||||
constexpr OutputIt format(OutputIt out, const Args&...) const {
|
||||
return write<Char>(out, value);
|
||||
*out++ = value;
|
||||
return out;
|
||||
}
|
||||
};
|
||||
|
||||
|
@ -220,7 +143,12 @@ template <typename Char, typename T, int N> struct field {
|
|||
|
||||
template <typename OutputIt, typename... Args>
|
||||
constexpr OutputIt format(OutputIt out, const Args&... args) const {
|
||||
return write<Char>(out, get_arg_checked<T, N>(args...));
|
||||
const T& arg = get_arg_checked<T, N>(args...);
|
||||
if constexpr (std::is_convertible_v<T, basic_string_view<Char>>) {
|
||||
auto s = basic_string_view<Char>(arg);
|
||||
return copy_str<Char>(s.begin(), s.end(), out);
|
||||
}
|
||||
return write<Char>(out, arg);
|
||||
}
|
||||
};
|
||||
|
||||
|
@ -448,14 +376,13 @@ constexpr auto compile_format_string(S format_str) {
|
|||
} else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) {
|
||||
constexpr auto arg_index =
|
||||
get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{});
|
||||
if constexpr (arg_index != invalid_arg_index) {
|
||||
if constexpr (arg_index >= 0) {
|
||||
constexpr auto next_id =
|
||||
ID != manual_indexing_id ? ID + 1 : manual_indexing_id;
|
||||
return parse_replacement_field_then_tail<
|
||||
decltype(get_type<arg_index, Args>::value), Args, arg_id_end_pos,
|
||||
arg_index, next_id>(format_str);
|
||||
} else {
|
||||
if constexpr (c == '}') {
|
||||
} else if constexpr (c == '}') {
|
||||
return parse_tail<Args, arg_id_end_pos + 1, ID>(
|
||||
runtime_named_field<char_type>{arg_id_result.arg_id.val.name},
|
||||
format_str);
|
||||
|
@ -464,7 +391,6 @@ constexpr auto compile_format_string(S format_str) {
|
|||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
} else if constexpr (str[POS] == '}') {
|
||||
if constexpr (POS + 1 == str.size())
|
||||
FMT_THROW(format_error("unmatched '}' in format string"));
|
||||
|
@ -564,9 +490,10 @@ template <typename OutputIt, typename S, typename... Args,
|
|||
FMT_ENABLE_IF(detail::is_compiled_string<S>::value)>
|
||||
format_to_n_result<OutputIt> format_to_n(OutputIt out, size_t n,
|
||||
const S& format_str, Args&&... args) {
|
||||
auto it = fmt::format_to(detail::truncating_iterator<OutputIt>(out, n),
|
||||
format_str, std::forward<Args>(args)...);
|
||||
return {it.base(), it.count()};
|
||||
using traits = detail::fixed_buffer_traits;
|
||||
auto buf = detail::iterator_buffer<OutputIt, char, traits>(out, n);
|
||||
format_to(std::back_inserter(buf), format_str, std::forward<Args>(args)...);
|
||||
return {buf.out(), buf.count()};
|
||||
}
|
||||
|
||||
template <typename S, typename... Args,
|
||||
|
|
|
@ -13,11 +13,12 @@
|
|||
#include <cstring> // std::strlen
|
||||
#include <iterator>
|
||||
#include <limits>
|
||||
#include <memory> // std::addressof
|
||||
#include <string>
|
||||
#include <type_traits>
|
||||
|
||||
// The fmt library version in the form major * 10000 + minor * 100 + patch.
|
||||
#define FMT_VERSION 100000
|
||||
#define FMT_VERSION 100101
|
||||
|
||||
#if defined(__clang__) && !defined(__ibmxl__)
|
||||
# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__)
|
||||
|
@ -92,7 +93,7 @@
|
|||
#ifndef FMT_USE_CONSTEXPR
|
||||
# if (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \
|
||||
(FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \
|
||||
!FMT_ICC_VERSION && !defined(__NVCC__)
|
||||
!FMT_ICC_VERSION && (!defined(__NVCC__) || FMT_CPLUSPLUS >= 202002L)
|
||||
# define FMT_USE_CONSTEXPR 1
|
||||
# else
|
||||
# define FMT_USE_CONSTEXPR 0
|
||||
|
@ -162,9 +163,6 @@
|
|||
# endif
|
||||
#endif
|
||||
|
||||
// An inline std::forward replacement.
|
||||
#define FMT_FORWARD(...) static_cast<decltype(__VA_ARGS__)&&>(__VA_ARGS__)
|
||||
|
||||
#ifdef _MSC_VER
|
||||
# define FMT_UNCHECKED_ITERATOR(It) \
|
||||
using _Unchecked_type = It // Mark iterator as checked.
|
||||
|
@ -181,8 +179,8 @@
|
|||
}
|
||||
#endif
|
||||
|
||||
#ifndef FMT_MODULE_EXPORT
|
||||
# define FMT_MODULE_EXPORT
|
||||
#ifndef FMT_EXPORT
|
||||
# define FMT_EXPORT
|
||||
# define FMT_BEGIN_EXPORT
|
||||
# define FMT_END_EXPORT
|
||||
#endif
|
||||
|
@ -244,12 +242,6 @@
|
|||
# endif
|
||||
#endif
|
||||
|
||||
#if defined __cpp_inline_variables && __cpp_inline_variables >= 201606L
|
||||
# define FMT_INLINE_VARIABLE inline
|
||||
#else
|
||||
# define FMT_INLINE_VARIABLE
|
||||
#endif
|
||||
|
||||
// Enable minimal optimizations for more compact code in debug mode.
|
||||
FMT_GCC_PRAGMA("GCC push_options")
|
||||
#if !defined(__OPTIMIZE__) && !defined(__NVCOMPILER) && !defined(__LCC__) && \
|
||||
|
@ -276,6 +268,11 @@ template <typename T> using type_identity_t = typename type_identity<T>::type;
|
|||
template <typename T>
|
||||
using underlying_t = typename std::underlying_type<T>::type;
|
||||
|
||||
// Checks whether T is a container with contiguous storage.
|
||||
template <typename T> struct is_contiguous : std::false_type {};
|
||||
template <typename Char>
|
||||
struct is_contiguous<std::basic_string<Char>> : std::true_type {};
|
||||
|
||||
struct monostate {
|
||||
constexpr monostate() {}
|
||||
};
|
||||
|
@ -289,8 +286,11 @@ struct monostate {
|
|||
# define FMT_ENABLE_IF(...) fmt::enable_if_t<(__VA_ARGS__), int> = 0
|
||||
#endif
|
||||
|
||||
// This is defined in core.h instead of format.h to avoid injecting in std.
|
||||
// It is a template to avoid undesirable implicit conversions to std::byte.
|
||||
#ifdef __cpp_lib_byte
|
||||
inline auto format_as(std::byte b) -> unsigned char {
|
||||
template <typename T, FMT_ENABLE_IF(std::is_same<T, std::byte>::value)>
|
||||
inline auto format_as(T b) -> unsigned char {
|
||||
return static_cast<unsigned char>(b);
|
||||
}
|
||||
#endif
|
||||
|
@ -394,7 +394,7 @@ FMT_CONSTEXPR inline auto is_utf8() -> bool {
|
|||
compiled with a different ``-std`` option than the client code (which is not
|
||||
recommended).
|
||||
*/
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename Char> class basic_string_view {
|
||||
private:
|
||||
const Char* data_;
|
||||
|
@ -497,11 +497,11 @@ template <typename Char> class basic_string_view {
|
|||
}
|
||||
};
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
using string_view = basic_string_view<char>;
|
||||
|
||||
/** Specifies if ``T`` is a character type. Can be specialized by users. */
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename T> struct is_char : std::false_type {};
|
||||
template <> struct is_char<char> : std::true_type {};
|
||||
|
||||
|
@ -639,6 +639,9 @@ struct error_handler {
|
|||
};
|
||||
} // namespace detail
|
||||
|
||||
/** Throws ``format_error`` with a given message. */
|
||||
using detail::throw_format_error;
|
||||
|
||||
/** String's character type. */
|
||||
template <typename S> using char_t = typename detail::char_t_impl<S>::type;
|
||||
|
||||
|
@ -649,7 +652,7 @@ template <typename S> using char_t = typename detail::char_t_impl<S>::type;
|
|||
You can use the ``format_parse_context`` type alias for ``char`` instead.
|
||||
\endrst
|
||||
*/
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename Char> class basic_format_parse_context {
|
||||
private:
|
||||
basic_string_view<Char> format_str_;
|
||||
|
@ -715,7 +718,7 @@ template <typename Char> class basic_format_parse_context {
|
|||
FMT_CONSTEXPR void check_dynamic_spec(int arg_id);
|
||||
};
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
using format_parse_context = basic_format_parse_context<char>;
|
||||
|
||||
namespace detail {
|
||||
|
@ -756,72 +759,6 @@ class compile_parse_context : public basic_format_parse_context<Char> {
|
|||
#endif
|
||||
}
|
||||
};
|
||||
} // namespace detail
|
||||
|
||||
template <typename Char>
|
||||
FMT_CONSTEXPR void basic_format_parse_context<Char>::do_check_arg_id(int id) {
|
||||
// Argument id is only checked at compile-time during parsing because
|
||||
// formatting has its own validation.
|
||||
if (detail::is_constant_evaluated() &&
|
||||
(!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) {
|
||||
using context = detail::compile_parse_context<Char>;
|
||||
if (id >= static_cast<context*>(this)->num_args())
|
||||
detail::throw_format_error("argument not found");
|
||||
}
|
||||
}
|
||||
|
||||
template <typename Char>
|
||||
FMT_CONSTEXPR void basic_format_parse_context<Char>::check_dynamic_spec(
|
||||
int arg_id) {
|
||||
if (detail::is_constant_evaluated() &&
|
||||
(!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) {
|
||||
using context = detail::compile_parse_context<Char>;
|
||||
static_cast<context*>(this)->check_dynamic_spec(arg_id);
|
||||
}
|
||||
}
|
||||
|
||||
FMT_MODULE_EXPORT template <typename Context> class basic_format_arg;
|
||||
FMT_MODULE_EXPORT template <typename Context> class basic_format_args;
|
||||
FMT_MODULE_EXPORT template <typename Context> class dynamic_format_arg_store;
|
||||
|
||||
// A formatter for objects of type T.
|
||||
FMT_MODULE_EXPORT
|
||||
template <typename T, typename Char = char, typename Enable = void>
|
||||
struct formatter {
|
||||
// A deleted default constructor indicates a disabled formatter.
|
||||
formatter() = delete;
|
||||
};
|
||||
|
||||
// Specifies if T has an enabled formatter specialization. A type can be
|
||||
// formattable even if it doesn't have a formatter e.g. via a conversion.
|
||||
template <typename T, typename Context>
|
||||
using has_formatter =
|
||||
std::is_constructible<typename Context::template formatter_type<T>>;
|
||||
|
||||
// Checks whether T is a container with contiguous storage.
|
||||
template <typename T> struct is_contiguous : std::false_type {};
|
||||
template <typename Char>
|
||||
struct is_contiguous<std::basic_string<Char>> : std::true_type {};
|
||||
|
||||
class appender;
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename Context, typename T>
|
||||
constexpr auto has_const_formatter_impl(T*)
|
||||
-> decltype(typename Context::template formatter_type<T>().format(
|
||||
std::declval<const T&>(), std::declval<Context&>()),
|
||||
true) {
|
||||
return true;
|
||||
}
|
||||
template <typename Context>
|
||||
constexpr auto has_const_formatter_impl(...) -> bool {
|
||||
return false;
|
||||
}
|
||||
template <typename T, typename Context>
|
||||
constexpr auto has_const_formatter() -> bool {
|
||||
return has_const_formatter_impl<Context>(static_cast<T*>(nullptr));
|
||||
}
|
||||
|
||||
// Extracts a reference to the container from back_insert_iterator.
|
||||
template <typename Container>
|
||||
|
@ -903,10 +840,8 @@ template <typename T> class buffer {
|
|||
/** Returns the capacity of this buffer. */
|
||||
constexpr auto capacity() const noexcept -> size_t { return capacity_; }
|
||||
|
||||
/** Returns a pointer to the buffer data. */
|
||||
/** Returns a pointer to the buffer data (not null-terminated). */
|
||||
FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; }
|
||||
|
||||
/** Returns a pointer to the buffer data. */
|
||||
FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; }
|
||||
|
||||
/** Clears this buffer. */
|
||||
|
@ -1099,6 +1034,79 @@ template <typename T = char> class counting_buffer final : public buffer<T> {
|
|||
|
||||
auto count() -> size_t { return count_ + this->size(); }
|
||||
};
|
||||
} // namespace detail
|
||||
|
||||
template <typename Char>
|
||||
FMT_CONSTEXPR void basic_format_parse_context<Char>::do_check_arg_id(int id) {
|
||||
// Argument id is only checked at compile-time during parsing because
|
||||
// formatting has its own validation.
|
||||
if (detail::is_constant_evaluated() &&
|
||||
(!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) {
|
||||
using context = detail::compile_parse_context<Char>;
|
||||
if (id >= static_cast<context*>(this)->num_args())
|
||||
detail::throw_format_error("argument not found");
|
||||
}
|
||||
}
|
||||
|
||||
template <typename Char>
|
||||
FMT_CONSTEXPR void basic_format_parse_context<Char>::check_dynamic_spec(
|
||||
int arg_id) {
|
||||
if (detail::is_constant_evaluated() &&
|
||||
(!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) {
|
||||
using context = detail::compile_parse_context<Char>;
|
||||
static_cast<context*>(this)->check_dynamic_spec(arg_id);
|
||||
}
|
||||
}
|
||||
|
||||
FMT_EXPORT template <typename Context> class basic_format_arg;
|
||||
FMT_EXPORT template <typename Context> class basic_format_args;
|
||||
FMT_EXPORT template <typename Context> class dynamic_format_arg_store;
|
||||
|
||||
// A formatter for objects of type T.
|
||||
FMT_EXPORT
|
||||
template <typename T, typename Char = char, typename Enable = void>
|
||||
struct formatter {
|
||||
// A deleted default constructor indicates a disabled formatter.
|
||||
formatter() = delete;
|
||||
};
|
||||
|
||||
// Specifies if T has an enabled formatter specialization. A type can be
|
||||
// formattable even if it doesn't have a formatter e.g. via a conversion.
|
||||
template <typename T, typename Context>
|
||||
using has_formatter =
|
||||
std::is_constructible<typename Context::template formatter_type<T>>;
|
||||
|
||||
// An output iterator that appends to a buffer.
|
||||
// It is used to reduce symbol sizes for the common case.
|
||||
class appender : public std::back_insert_iterator<detail::buffer<char>> {
|
||||
using base = std::back_insert_iterator<detail::buffer<char>>;
|
||||
|
||||
public:
|
||||
using std::back_insert_iterator<detail::buffer<char>>::back_insert_iterator;
|
||||
appender(base it) noexcept : base(it) {}
|
||||
FMT_UNCHECKED_ITERATOR(appender);
|
||||
|
||||
auto operator++() noexcept -> appender& { return *this; }
|
||||
auto operator++(int) noexcept -> appender { return *this; }
|
||||
};
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename Context, typename T>
|
||||
constexpr auto has_const_formatter_impl(T*)
|
||||
-> decltype(typename Context::template formatter_type<T>().format(
|
||||
std::declval<const T&>(), std::declval<Context&>()),
|
||||
true) {
|
||||
return true;
|
||||
}
|
||||
template <typename Context>
|
||||
constexpr auto has_const_formatter_impl(...) -> bool {
|
||||
return false;
|
||||
}
|
||||
template <typename T, typename Context>
|
||||
constexpr auto has_const_formatter() -> bool {
|
||||
return has_const_formatter_impl<Context>(static_cast<T*>(nullptr));
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
using buffer_appender = conditional_t<std::is_same<T, char>::value, appender,
|
||||
|
@ -1274,9 +1282,9 @@ template <typename Context> class value {
|
|||
FMT_INLINE value(const named_arg_info<char_type>* args, size_t size)
|
||||
: named_args{args, size} {}
|
||||
|
||||
template <typename T> FMT_CONSTEXPR FMT_INLINE value(T& val) {
|
||||
using value_type = remove_cvref_t<T>;
|
||||
custom.value = const_cast<value_type*>(&val);
|
||||
template <typename T> FMT_CONSTEXPR20 FMT_INLINE value(T& val) {
|
||||
using value_type = remove_const_t<T>;
|
||||
custom.value = const_cast<value_type*>(std::addressof(val));
|
||||
// Get the formatter type through the context to allow different contexts
|
||||
// have different extension points, e.g. `formatter<T>` for `format` and
|
||||
// `printf_formatter<T>` for `printf`.
|
||||
|
@ -1301,9 +1309,6 @@ template <typename Context> class value {
|
|||
}
|
||||
};
|
||||
|
||||
template <typename Context, typename T>
|
||||
FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg<Context>;
|
||||
|
||||
// To minimize the number of types we need to deal with, long is translated
|
||||
// either to int or to long long depending on its size.
|
||||
enum { long_short = sizeof(long) == sizeof(int) };
|
||||
|
@ -1415,9 +1420,8 @@ template <typename Context> struct arg_mapper {
|
|||
FMT_ENABLE_IF(
|
||||
std::is_pointer<T>::value || std::is_member_pointer<T>::value ||
|
||||
std::is_function<typename std::remove_pointer<T>::type>::value ||
|
||||
(std::is_convertible<const T&, const void*>::value &&
|
||||
!std::is_convertible<const T&, const char_type*>::value &&
|
||||
!has_formatter<T, Context>::value))>
|
||||
(std::is_array<T>::value &&
|
||||
!std::is_convertible<T, const char_type*>::value))>
|
||||
FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer {
|
||||
return {};
|
||||
}
|
||||
|
@ -1435,30 +1439,28 @@ template <typename Context> struct arg_mapper {
|
|||
return map(format_as(val));
|
||||
}
|
||||
|
||||
template <typename T, typename U = remove_cvref_t<T>>
|
||||
struct formattable
|
||||
: bool_constant<has_const_formatter<U, Context>() ||
|
||||
template <typename T, typename U = remove_const_t<T>>
|
||||
struct formattable : bool_constant<has_const_formatter<U, Context>() ||
|
||||
(has_formatter<U, Context>::value &&
|
||||
!std::is_const<remove_reference_t<T>>::value)> {};
|
||||
!std::is_const<T>::value)> {};
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(formattable<T>::value)>
|
||||
FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& {
|
||||
FMT_CONSTEXPR FMT_INLINE auto do_map(T& val) -> T& {
|
||||
return val;
|
||||
}
|
||||
template <typename T, FMT_ENABLE_IF(!formattable<T>::value)>
|
||||
FMT_CONSTEXPR FMT_INLINE auto do_map(T&&) -> unformattable {
|
||||
FMT_CONSTEXPR FMT_INLINE auto do_map(T&) -> unformattable {
|
||||
return {};
|
||||
}
|
||||
|
||||
template <typename T, typename U = remove_cvref_t<T>,
|
||||
template <typename T, typename U = remove_const_t<T>,
|
||||
FMT_ENABLE_IF((std::is_class<U>::value || std::is_enum<U>::value ||
|
||||
std::is_union<U>::value) &&
|
||||
!is_string<U>::value && !is_char<U>::value &&
|
||||
!is_named_arg<U>::value &&
|
||||
!std::is_arithmetic<format_as_t<U>>::value)>
|
||||
FMT_CONSTEXPR FMT_INLINE auto map(T&& val)
|
||||
-> decltype(this->do_map(std::forward<T>(val))) {
|
||||
return do_map(std::forward<T>(val));
|
||||
FMT_CONSTEXPR FMT_INLINE auto map(T& val) -> decltype(this->do_map(val)) {
|
||||
return do_map(val);
|
||||
}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(is_named_arg<T>::value)>
|
||||
|
@ -1481,22 +1483,121 @@ enum { packed_arg_bits = 4 };
|
|||
enum { max_packed_args = 62 / packed_arg_bits };
|
||||
enum : unsigned long long { is_unpacked_bit = 1ULL << 63 };
|
||||
enum : unsigned long long { has_named_args_bit = 1ULL << 62 };
|
||||
} // namespace detail
|
||||
|
||||
// An output iterator that appends to a buffer.
|
||||
// It is used to reduce symbol sizes for the common case.
|
||||
class appender : public std::back_insert_iterator<detail::buffer<char>> {
|
||||
using base = std::back_insert_iterator<detail::buffer<char>>;
|
||||
template <typename Char, typename InputIt>
|
||||
auto copy_str(InputIt begin, InputIt end, appender out) -> appender {
|
||||
get_container(out).append(begin, end);
|
||||
return out;
|
||||
}
|
||||
template <typename Char, typename InputIt>
|
||||
auto copy_str(InputIt begin, InputIt end,
|
||||
std::back_insert_iterator<std::string> out)
|
||||
-> std::back_insert_iterator<std::string> {
|
||||
get_container(out).append(begin, end);
|
||||
return out;
|
||||
}
|
||||
|
||||
template <typename Char, typename R, typename OutputIt>
|
||||
FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt {
|
||||
return detail::copy_str<Char>(rng.begin(), rng.end(), out);
|
||||
}
|
||||
|
||||
#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500
|
||||
// A workaround for gcc 4.8 to make void_t work in a SFINAE context.
|
||||
template <typename...> struct void_t_impl { using type = void; };
|
||||
template <typename... T> using void_t = typename void_t_impl<T...>::type;
|
||||
#else
|
||||
template <typename...> using void_t = void;
|
||||
#endif
|
||||
|
||||
template <typename It, typename T, typename Enable = void>
|
||||
struct is_output_iterator : std::false_type {};
|
||||
|
||||
template <typename It, typename T>
|
||||
struct is_output_iterator<
|
||||
It, T,
|
||||
void_t<typename std::iterator_traits<It>::iterator_category,
|
||||
decltype(*std::declval<It>() = std::declval<T>())>>
|
||||
: std::true_type {};
|
||||
|
||||
template <typename It> struct is_back_insert_iterator : std::false_type {};
|
||||
template <typename Container>
|
||||
struct is_back_insert_iterator<std::back_insert_iterator<Container>>
|
||||
: std::true_type {};
|
||||
|
||||
// A type-erased reference to an std::locale to avoid a heavy <locale> include.
|
||||
class locale_ref {
|
||||
private:
|
||||
const void* locale_; // A type-erased pointer to std::locale.
|
||||
|
||||
public:
|
||||
using std::back_insert_iterator<detail::buffer<char>>::back_insert_iterator;
|
||||
appender(base it) noexcept : base(it) {}
|
||||
FMT_UNCHECKED_ITERATOR(appender);
|
||||
constexpr FMT_INLINE locale_ref() : locale_(nullptr) {}
|
||||
template <typename Locale> explicit locale_ref(const Locale& loc);
|
||||
|
||||
auto operator++() noexcept -> appender& { return *this; }
|
||||
auto operator++(int) noexcept -> appender { return *this; }
|
||||
explicit operator bool() const noexcept { return locale_ != nullptr; }
|
||||
|
||||
template <typename Locale> auto get() const -> Locale;
|
||||
};
|
||||
|
||||
template <typename> constexpr auto encode_types() -> unsigned long long {
|
||||
return 0;
|
||||
}
|
||||
|
||||
template <typename Context, typename Arg, typename... Args>
|
||||
constexpr auto encode_types() -> unsigned long long {
|
||||
return static_cast<unsigned>(mapped_type_constant<Arg, Context>::value) |
|
||||
(encode_types<Context, Args...>() << packed_arg_bits);
|
||||
}
|
||||
|
||||
#if defined(__cpp_if_constexpr)
|
||||
// This type is intentionally undefined, only used for errors
|
||||
template <typename T, typename Char> struct type_is_unformattable_for;
|
||||
#endif
|
||||
|
||||
template <bool PACKED, typename Context, typename T, FMT_ENABLE_IF(PACKED)>
|
||||
FMT_CONSTEXPR FMT_INLINE auto make_arg(T& val) -> value<Context> {
|
||||
using arg_type = remove_cvref_t<decltype(arg_mapper<Context>().map(val))>;
|
||||
|
||||
constexpr bool formattable_char =
|
||||
!std::is_same<arg_type, unformattable_char>::value;
|
||||
static_assert(formattable_char, "Mixing character types is disallowed.");
|
||||
|
||||
// Formatting of arbitrary pointers is disallowed. If you want to format a
|
||||
// pointer cast it to `void*` or `const void*`. In particular, this forbids
|
||||
// formatting of `[const] volatile char*` printed as bool by iostreams.
|
||||
constexpr bool formattable_pointer =
|
||||
!std::is_same<arg_type, unformattable_pointer>::value;
|
||||
static_assert(formattable_pointer,
|
||||
"Formatting of non-void pointers is disallowed.");
|
||||
|
||||
constexpr bool formattable = !std::is_same<arg_type, unformattable>::value;
|
||||
#if defined(__cpp_if_constexpr)
|
||||
if constexpr (!formattable) {
|
||||
type_is_unformattable_for<T, typename Context::char_type> _;
|
||||
}
|
||||
#endif
|
||||
static_assert(
|
||||
formattable,
|
||||
"Cannot format an argument. To make type T formattable provide a "
|
||||
"formatter<T> specialization: https://fmt.dev/latest/api.html#udt");
|
||||
return {arg_mapper<Context>().map(val)};
|
||||
}
|
||||
|
||||
template <typename Context, typename T>
|
||||
FMT_CONSTEXPR auto make_arg(T& val) -> basic_format_arg<Context> {
|
||||
auto arg = basic_format_arg<Context>();
|
||||
arg.type_ = mapped_type_constant<T, Context>::value;
|
||||
arg.value_ = make_arg<true, Context>(val);
|
||||
return arg;
|
||||
}
|
||||
|
||||
template <bool PACKED, typename Context, typename T, FMT_ENABLE_IF(!PACKED)>
|
||||
FMT_CONSTEXPR inline auto make_arg(T& val) -> basic_format_arg<Context> {
|
||||
return make_arg<Context>(val);
|
||||
}
|
||||
} // namespace detail
|
||||
FMT_BEGIN_EXPORT
|
||||
|
||||
// A formatting argument. It is a trivially copyable/constructible type to
|
||||
// allow storage in basic_memory_buffer.
|
||||
template <typename Context> class basic_format_arg {
|
||||
|
@ -1505,7 +1606,7 @@ template <typename Context> class basic_format_arg {
|
|||
detail::type type_;
|
||||
|
||||
template <typename ContextType, typename T>
|
||||
friend FMT_CONSTEXPR auto detail::make_arg(T&& value)
|
||||
friend FMT_CONSTEXPR auto detail::make_arg(T& value)
|
||||
-> basic_format_arg<ContextType>;
|
||||
|
||||
template <typename Visitor, typename Ctx>
|
||||
|
@ -1559,7 +1660,7 @@ template <typename Context> class basic_format_arg {
|
|||
``vis(value)`` will be called with the value of type ``double``.
|
||||
\endrst
|
||||
*/
|
||||
FMT_MODULE_EXPORT
|
||||
// DEPRECATED!
|
||||
template <typename Visitor, typename Context>
|
||||
FMT_CONSTEXPR FMT_INLINE auto visit_format_arg(
|
||||
Visitor&& vis, const basic_format_arg<Context>& arg) -> decltype(vis(0)) {
|
||||
|
@ -1601,124 +1702,6 @@ FMT_CONSTEXPR FMT_INLINE auto visit_format_arg(
|
|||
return vis(monostate());
|
||||
}
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename Char, typename InputIt>
|
||||
auto copy_str(InputIt begin, InputIt end, appender out) -> appender {
|
||||
get_container(out).append(begin, end);
|
||||
return out;
|
||||
}
|
||||
|
||||
template <typename Char, typename R, typename OutputIt>
|
||||
FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt {
|
||||
return detail::copy_str<Char>(rng.begin(), rng.end(), out);
|
||||
}
|
||||
|
||||
#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500
|
||||
// A workaround for gcc 4.8 to make void_t work in a SFINAE context.
|
||||
template <typename...> struct void_t_impl { using type = void; };
|
||||
template <typename... T> using void_t = typename void_t_impl<T...>::type;
|
||||
#else
|
||||
template <typename...> using void_t = void;
|
||||
#endif
|
||||
|
||||
template <typename It, typename T, typename Enable = void>
|
||||
struct is_output_iterator : std::false_type {};
|
||||
|
||||
template <typename It, typename T>
|
||||
struct is_output_iterator<
|
||||
It, T,
|
||||
void_t<typename std::iterator_traits<It>::iterator_category,
|
||||
decltype(*std::declval<It>() = std::declval<T>())>>
|
||||
: std::true_type {};
|
||||
|
||||
template <typename It> struct is_back_insert_iterator : std::false_type {};
|
||||
template <typename Container>
|
||||
struct is_back_insert_iterator<std::back_insert_iterator<Container>>
|
||||
: std::true_type {};
|
||||
|
||||
template <typename It>
|
||||
struct is_contiguous_back_insert_iterator : std::false_type {};
|
||||
template <typename Container>
|
||||
struct is_contiguous_back_insert_iterator<std::back_insert_iterator<Container>>
|
||||
: is_contiguous<Container> {};
|
||||
template <>
|
||||
struct is_contiguous_back_insert_iterator<appender> : std::true_type {};
|
||||
|
||||
// A type-erased reference to an std::locale to avoid a heavy <locale> include.
|
||||
class locale_ref {
|
||||
private:
|
||||
const void* locale_; // A type-erased pointer to std::locale.
|
||||
|
||||
public:
|
||||
constexpr FMT_INLINE locale_ref() : locale_(nullptr) {}
|
||||
template <typename Locale> explicit locale_ref(const Locale& loc);
|
||||
|
||||
explicit operator bool() const noexcept { return locale_ != nullptr; }
|
||||
|
||||
template <typename Locale> auto get() const -> Locale;
|
||||
};
|
||||
|
||||
template <typename> constexpr auto encode_types() -> unsigned long long {
|
||||
return 0;
|
||||
}
|
||||
|
||||
template <typename Context, typename Arg, typename... Args>
|
||||
constexpr auto encode_types() -> unsigned long long {
|
||||
return static_cast<unsigned>(mapped_type_constant<Arg, Context>::value) |
|
||||
(encode_types<Context, Args...>() << packed_arg_bits);
|
||||
}
|
||||
|
||||
template <typename Context, typename T>
|
||||
FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value<Context> {
|
||||
auto&& arg = arg_mapper<Context>().map(FMT_FORWARD(val));
|
||||
using arg_type = remove_cvref_t<decltype(arg)>;
|
||||
|
||||
constexpr bool formattable_char =
|
||||
!std::is_same<arg_type, unformattable_char>::value;
|
||||
static_assert(formattable_char, "Mixing character types is disallowed.");
|
||||
|
||||
// Formatting of arbitrary pointers is disallowed. If you want to format a
|
||||
// pointer cast it to `void*` or `const void*`. In particular, this forbids
|
||||
// formatting of `[const] volatile char*` printed as bool by iostreams.
|
||||
constexpr bool formattable_pointer =
|
||||
!std::is_same<arg_type, unformattable_pointer>::value;
|
||||
static_assert(formattable_pointer,
|
||||
"Formatting of non-void pointers is disallowed.");
|
||||
|
||||
constexpr bool formattable = !std::is_same<arg_type, unformattable>::value;
|
||||
static_assert(
|
||||
formattable,
|
||||
"Cannot format an argument. To make type T formattable provide a "
|
||||
"formatter<T> specialization: https://fmt.dev/latest/api.html#udt");
|
||||
return {arg};
|
||||
}
|
||||
|
||||
template <typename Context, typename T>
|
||||
FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg<Context> {
|
||||
auto arg = basic_format_arg<Context>();
|
||||
arg.type_ = mapped_type_constant<T, Context>::value;
|
||||
arg.value_ = make_value<Context>(value);
|
||||
return arg;
|
||||
}
|
||||
|
||||
// The DEPRECATED type template parameter is there to avoid an ODR violation
|
||||
// when using a fallback formatter in one translation unit and an implicit
|
||||
// conversion in another (not recommended).
|
||||
template <bool IS_PACKED, typename Context, type, typename T,
|
||||
FMT_ENABLE_IF(IS_PACKED)>
|
||||
FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value<Context> {
|
||||
return make_value<Context>(val);
|
||||
}
|
||||
|
||||
template <bool IS_PACKED, typename Context, type, typename T,
|
||||
FMT_ENABLE_IF(!IS_PACKED)>
|
||||
FMT_CONSTEXPR inline auto make_arg(T&& value) -> basic_format_arg<Context> {
|
||||
return make_arg<Context>(value);
|
||||
}
|
||||
} // namespace detail
|
||||
FMT_BEGIN_EXPORT
|
||||
|
||||
// Formatting context.
|
||||
template <typename OutputIt, typename Char> class basic_format_context {
|
||||
private:
|
||||
|
@ -1778,7 +1761,7 @@ using format_context = buffer_context<char>;
|
|||
template <typename T, typename Char = char>
|
||||
using is_formattable = bool_constant<!std::is_base_of<
|
||||
detail::unformattable, decltype(detail::arg_mapper<buffer_context<Char>>()
|
||||
.map(std::declval<T>()))>::value>;
|
||||
.map(std::declval<T&>()))>::value>;
|
||||
|
||||
/**
|
||||
\rst
|
||||
|
@ -1796,7 +1779,7 @@ class format_arg_store
|
|||
{
|
||||
private:
|
||||
static const size_t num_args = sizeof...(Args);
|
||||
static const size_t num_named_args = detail::count_named_args<Args...>();
|
||||
static constexpr size_t num_named_args = detail::count_named_args<Args...>();
|
||||
static const bool is_packed = num_args <= detail::max_packed_args;
|
||||
|
||||
using value_type = conditional_t<is_packed, detail::value<Context>,
|
||||
|
@ -1817,15 +1800,13 @@ class format_arg_store
|
|||
|
||||
public:
|
||||
template <typename... T>
|
||||
FMT_CONSTEXPR FMT_INLINE format_arg_store(T&&... args)
|
||||
FMT_CONSTEXPR FMT_INLINE format_arg_store(T&... args)
|
||||
:
|
||||
#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409
|
||||
basic_format_args<Context>(*this),
|
||||
#endif
|
||||
data_{detail::make_arg<
|
||||
is_packed, Context,
|
||||
detail::mapped_type_constant<remove_cvref_t<T>, Context>::value>(
|
||||
FMT_FORWARD(args))...} {
|
||||
data_{detail::make_arg<is_packed, Context>(args)...} {
|
||||
if (detail::const_check(num_named_args != 0))
|
||||
detail::init_named_args(data_.named_args(), 0, 0, args...);
|
||||
}
|
||||
};
|
||||
|
@ -1834,14 +1815,15 @@ class format_arg_store
|
|||
\rst
|
||||
Constructs a `~fmt::format_arg_store` object that contains references to
|
||||
arguments and can be implicitly converted to `~fmt::format_args`. `Context`
|
||||
can be omitted in which case it defaults to `~fmt::context`.
|
||||
can be omitted in which case it defaults to `~fmt::format_context`.
|
||||
See `~fmt::arg` for lifetime considerations.
|
||||
\endrst
|
||||
*/
|
||||
// Arguments are taken by lvalue references to avoid some lifetime issues.
|
||||
template <typename Context = format_context, typename... T>
|
||||
constexpr auto make_format_args(T&&... args)
|
||||
constexpr auto make_format_args(T&... args)
|
||||
-> format_arg_store<Context, remove_cvref_t<T>...> {
|
||||
return {FMT_FORWARD(args)...};
|
||||
return {args...};
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -1869,7 +1851,7 @@ FMT_END_EXPORT
|
|||
``vformat``::
|
||||
|
||||
void vlog(string_view format_str, format_args args); // OK
|
||||
format_args args = make_format_args(42); // Error: dangling reference
|
||||
format_args args = make_format_args(); // Error: dangling reference
|
||||
\endrst
|
||||
*/
|
||||
template <typename Context> class basic_format_args {
|
||||
|
@ -1986,7 +1968,7 @@ template <typename Context> class basic_format_args {
|
|||
/** An alias to ``basic_format_args<format_context>``. */
|
||||
// A separate type would result in shorter symbols but break ABI compatibility
|
||||
// between clang and gcc on ARM (#1919).
|
||||
FMT_MODULE_EXPORT using format_args = basic_format_args<format_context>;
|
||||
FMT_EXPORT using format_args = basic_format_args<format_context>;
|
||||
|
||||
// We cannot use enum classes as bit fields because of a gcc bug, so we put them
|
||||
// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414).
|
||||
|
@ -2558,7 +2540,17 @@ FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx)
|
|||
mapped_type_constant<T, context>::value != type::custom_type,
|
||||
decltype(arg_mapper<context>().map(std::declval<const T&>())),
|
||||
typename strip_named_arg<T>::type>;
|
||||
#if defined(__cpp_if_constexpr)
|
||||
if constexpr (std::is_default_constructible_v<
|
||||
formatter<mapped_type, char_type>>) {
|
||||
return formatter<mapped_type, char_type>().parse(ctx);
|
||||
} else {
|
||||
type_is_unformattable_for<T, char_type> _;
|
||||
return ctx.begin();
|
||||
}
|
||||
#else
|
||||
return formatter<mapped_type, char_type>().parse(ctx);
|
||||
#endif
|
||||
}
|
||||
|
||||
// Checks char specs and returns true iff the presentation type is char-like.
|
||||
|
@ -2574,8 +2566,6 @@ FMT_CONSTEXPR auto check_char_specs(const format_specs<Char>& specs) -> bool {
|
|||
return true;
|
||||
}
|
||||
|
||||
constexpr FMT_INLINE_VARIABLE int invalid_arg_index = -1;
|
||||
|
||||
#if FMT_USE_NONTYPE_TEMPLATE_ARGS
|
||||
template <int N, typename T, typename... Args, typename Char>
|
||||
constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int {
|
||||
|
@ -2585,7 +2575,7 @@ constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int {
|
|||
if constexpr (sizeof...(Args) > 0)
|
||||
return get_arg_index_by_name<N + 1, Args...>(name);
|
||||
(void)name; // Workaround an MSVC bug about "unused" parameter.
|
||||
return invalid_arg_index;
|
||||
return -1;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
@ -2596,7 +2586,7 @@ FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view<Char> name) -> int {
|
|||
return get_arg_index_by_name<0, Args...>(name);
|
||||
#endif
|
||||
(void)name;
|
||||
return invalid_arg_index;
|
||||
return -1;
|
||||
}
|
||||
|
||||
template <typename Char, typename... Args> class format_string_checker {
|
||||
|
@ -2610,15 +2600,15 @@ template <typename Char, typename... Args> class format_string_checker {
|
|||
// needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1.
|
||||
using parse_func = const Char* (*)(parse_context_type&);
|
||||
|
||||
type types_[num_args > 0 ? static_cast<size_t>(num_args) : 1];
|
||||
parse_context_type context_;
|
||||
parse_func parse_funcs_[num_args > 0 ? static_cast<size_t>(num_args) : 1];
|
||||
type types_[num_args > 0 ? static_cast<size_t>(num_args) : 1];
|
||||
|
||||
public:
|
||||
explicit FMT_CONSTEXPR format_string_checker(basic_string_view<Char> fmt)
|
||||
: context_(fmt, num_args, types_),
|
||||
parse_funcs_{&parse_format_specs<Args, parse_context_type>...},
|
||||
types_{mapped_type_constant<Args, buffer_context<Char>>::value...} {}
|
||||
: types_{mapped_type_constant<Args, buffer_context<Char>>::value...},
|
||||
context_(fmt, num_args, types_),
|
||||
parse_funcs_{&parse_format_specs<Args, parse_context_type>...} {}
|
||||
|
||||
FMT_CONSTEXPR void on_text(const Char*, const Char*) {}
|
||||
|
||||
|
@ -2629,7 +2619,7 @@ template <typename Char, typename... Args> class format_string_checker {
|
|||
FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int {
|
||||
#if FMT_USE_NONTYPE_TEMPLATE_ARGS
|
||||
auto index = get_arg_index_by_name<Args...>(id);
|
||||
if (index == invalid_arg_index) on_error("named argument is not found");
|
||||
if (index < 0) on_error("named argument is not found");
|
||||
return index;
|
||||
#else
|
||||
(void)id;
|
||||
|
@ -2638,7 +2628,9 @@ template <typename Char, typename... Args> class format_string_checker {
|
|||
#endif
|
||||
}
|
||||
|
||||
FMT_CONSTEXPR void on_replacement_field(int, const Char*) {}
|
||||
FMT_CONSTEXPR void on_replacement_field(int id, const Char* begin) {
|
||||
on_format_specs(id, begin, begin); // Call parse() on empty specs.
|
||||
}
|
||||
|
||||
FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*)
|
||||
-> const Char* {
|
||||
|
@ -2721,27 +2713,6 @@ struct formatter<T, Char,
|
|||
-> decltype(ctx.out());
|
||||
};
|
||||
|
||||
#define FMT_FORMAT_AS(Type, Base) \
|
||||
template <typename Char> \
|
||||
struct formatter<Type, Char> : formatter<Base, Char> { \
|
||||
template <typename FormatContext> \
|
||||
auto format(const Type& val, FormatContext& ctx) const \
|
||||
-> decltype(ctx.out()) { \
|
||||
return formatter<Base, Char>::format(static_cast<Base>(val), ctx); \
|
||||
} \
|
||||
}
|
||||
|
||||
FMT_FORMAT_AS(signed char, int);
|
||||
FMT_FORMAT_AS(unsigned char, unsigned);
|
||||
FMT_FORMAT_AS(short, int);
|
||||
FMT_FORMAT_AS(unsigned short, unsigned);
|
||||
FMT_FORMAT_AS(long, long long);
|
||||
FMT_FORMAT_AS(unsigned long, unsigned long long);
|
||||
FMT_FORMAT_AS(Char*, const Char*);
|
||||
FMT_FORMAT_AS(std::basic_string<Char>, basic_string_view<Char>);
|
||||
FMT_FORMAT_AS(std::nullptr_t, const void*);
|
||||
FMT_FORMAT_AS(detail::std_string_view<Char>, basic_string_view<Char>);
|
||||
|
||||
template <typename Char = char> struct runtime_format_string {
|
||||
basic_string_view<Char> str;
|
||||
};
|
||||
|
|
|
@ -1128,16 +1128,12 @@ bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept {
|
|||
}
|
||||
|
||||
// Remove trailing zeros from n and return the number of zeros removed (float)
|
||||
FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept {
|
||||
FMT_INLINE int remove_trailing_zeros(uint32_t& n, int s = 0) noexcept {
|
||||
FMT_ASSERT(n != 0, "");
|
||||
// Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1.
|
||||
// See https://github.com/fmtlib/fmt/issues/3163 for more details.
|
||||
const uint32_t mod_inv_5 = 0xcccccccd;
|
||||
// Casts are needed to workaround a bug in MSVC 19.22 and older.
|
||||
const uint32_t mod_inv_25 =
|
||||
static_cast<uint32_t>(uint64_t(mod_inv_5) * mod_inv_5);
|
||||
constexpr uint32_t mod_inv_5 = 0xcccccccd;
|
||||
constexpr uint32_t mod_inv_25 = 0xc28f5c29; // = mod_inv_5 * mod_inv_5
|
||||
|
||||
int s = 0;
|
||||
while (true) {
|
||||
auto q = rotr(n * mod_inv_25, 2);
|
||||
if (q > max_value<uint32_t>() / 100) break;
|
||||
|
@ -1162,32 +1158,17 @@ FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept {
|
|||
|
||||
// Is n is divisible by 10^8?
|
||||
if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) {
|
||||
// If yes, work with the quotient.
|
||||
// If yes, work with the quotient...
|
||||
auto n32 = static_cast<uint32_t>(nm.high() >> (90 - 64));
|
||||
|
||||
const uint32_t mod_inv_5 = 0xcccccccd;
|
||||
const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5;
|
||||
|
||||
int s = 8;
|
||||
while (true) {
|
||||
auto q = rotr(n32 * mod_inv_25, 2);
|
||||
if (q > max_value<uint32_t>() / 100) break;
|
||||
n32 = q;
|
||||
s += 2;
|
||||
}
|
||||
auto q = rotr(n32 * mod_inv_5, 1);
|
||||
if (q <= max_value<uint32_t>() / 10) {
|
||||
n32 = q;
|
||||
s |= 1;
|
||||
}
|
||||
|
||||
// ... and use the 32 bit variant of the function
|
||||
int s = remove_trailing_zeros(n32, 8);
|
||||
n = n32;
|
||||
return s;
|
||||
}
|
||||
|
||||
// If n is not divisible by 10^8, work with n itself.
|
||||
const uint64_t mod_inv_5 = 0xcccccccccccccccd;
|
||||
const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5;
|
||||
constexpr uint64_t mod_inv_5 = 0xcccccccccccccccd;
|
||||
constexpr uint64_t mod_inv_25 = 0x8f5c28f5c28f5c29; // = mod_inv_5 * mod_inv_5
|
||||
|
||||
int s = 0;
|
||||
while (true) {
|
||||
|
@ -1458,7 +1439,7 @@ FMT_FUNC bool write_console(std::FILE* f, string_view text) {
|
|||
auto u16 = utf8_to_utf16(text);
|
||||
auto written = dword();
|
||||
return WriteConsoleW(reinterpret_cast<void*>(_get_osfhandle(fd)), u16.c_str(),
|
||||
static_cast<uint32_t>(u16.size()), &written, nullptr);
|
||||
static_cast<uint32_t>(u16.size()), &written, nullptr) != 0;
|
||||
}
|
||||
|
||||
// Print assuming legacy (non-Unicode) encoding.
|
||||
|
|
|
@ -48,9 +48,10 @@
|
|||
|
||||
#include "core.h"
|
||||
|
||||
#ifndef FMT_BEGIN_DETAIL_NAMESPACE
|
||||
# define FMT_BEGIN_DETAIL_NAMESPACE namespace detail {
|
||||
# define FMT_END_DETAIL_NAMESPACE }
|
||||
#if defined __cpp_inline_variables && __cpp_inline_variables >= 201606L
|
||||
# define FMT_INLINE_VARIABLE inline
|
||||
#else
|
||||
# define FMT_INLINE_VARIABLE
|
||||
#endif
|
||||
|
||||
#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough)
|
||||
|
@ -78,16 +79,24 @@
|
|||
# endif
|
||||
#endif
|
||||
|
||||
#if FMT_GCC_VERSION
|
||||
# define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden")))
|
||||
#else
|
||||
# define FMT_GCC_VISIBILITY_HIDDEN
|
||||
#ifndef FMT_NO_UNIQUE_ADDRESS
|
||||
# if FMT_CPLUSPLUS >= 202002L
|
||||
# if FMT_HAS_CPP_ATTRIBUTE(no_unique_address)
|
||||
# define FMT_NO_UNIQUE_ADDRESS [[no_unique_address]]
|
||||
// VS2019 v16.10 and later except clang-cl (https://reviews.llvm.org/D110485)
|
||||
# elif (FMT_MSC_VERSION >= 1929) && !FMT_CLANG_VERSION
|
||||
# define FMT_NO_UNIQUE_ADDRESS [[msvc::no_unique_address]]
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
#ifndef FMT_NO_UNIQUE_ADDRESS
|
||||
# define FMT_NO_UNIQUE_ADDRESS
|
||||
#endif
|
||||
|
||||
#ifdef __NVCC__
|
||||
# define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__)
|
||||
#if FMT_GCC_VERSION || defined(__clang__)
|
||||
# define FMT_VISIBILITY(value) __attribute__((visibility(value)))
|
||||
#else
|
||||
# define FMT_CUDA_VERSION 0
|
||||
# define FMT_VISIBILITY(value)
|
||||
#endif
|
||||
|
||||
#ifdef __has_builtin
|
||||
|
@ -121,9 +130,7 @@ FMT_END_NAMESPACE
|
|||
# endif
|
||||
# else
|
||||
# define FMT_THROW(x) \
|
||||
do { \
|
||||
FMT_ASSERT(false, (x).what()); \
|
||||
} while (false)
|
||||
::fmt::detail::assert_fail(__FILE__, __LINE__, (x).what())
|
||||
# endif
|
||||
#endif
|
||||
|
||||
|
@ -362,8 +369,6 @@ class uint128_fallback {
|
|||
private:
|
||||
uint64_t lo_, hi_;
|
||||
|
||||
friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept;
|
||||
|
||||
public:
|
||||
constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {}
|
||||
constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {}
|
||||
|
@ -536,6 +541,8 @@ FMT_INLINE void assume(bool condition) {
|
|||
(void)condition;
|
||||
#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION
|
||||
__builtin_assume(condition);
|
||||
#elif FMT_GCC_VERSION
|
||||
if (!condition) __builtin_unreachable();
|
||||
#endif
|
||||
}
|
||||
|
||||
|
@ -554,20 +561,6 @@ inline auto get_data(Container& c) -> typename Container::value_type* {
|
|||
return c.data();
|
||||
}
|
||||
|
||||
#if defined(_SECURE_SCL) && _SECURE_SCL
|
||||
// Make a checked iterator to avoid MSVC warnings.
|
||||
template <typename T> using checked_ptr = stdext::checked_array_iterator<T*>;
|
||||
template <typename T>
|
||||
constexpr auto make_checked(T* p, size_t size) -> checked_ptr<T> {
|
||||
return {p, size};
|
||||
}
|
||||
#else
|
||||
template <typename T> using checked_ptr = T*;
|
||||
template <typename T> constexpr auto make_checked(T* p, size_t) -> T* {
|
||||
return p;
|
||||
}
|
||||
#endif
|
||||
|
||||
// Attempts to reserve space for n extra characters in the output range.
|
||||
// Returns a pointer to the reserved range or a reference to it.
|
||||
template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)>
|
||||
|
@ -575,12 +568,12 @@ template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)>
|
|||
__attribute__((no_sanitize("undefined")))
|
||||
#endif
|
||||
inline auto
|
||||
reserve(std::back_insert_iterator<Container> it, size_t n)
|
||||
-> checked_ptr<typename Container::value_type> {
|
||||
reserve(std::back_insert_iterator<Container> it, size_t n) ->
|
||||
typename Container::value_type* {
|
||||
Container& c = get_container(it);
|
||||
size_t size = c.size();
|
||||
c.resize(size + n);
|
||||
return make_checked(get_data(c) + size, n);
|
||||
return get_data(c) + size;
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
|
@ -612,8 +605,8 @@ template <typename T> auto to_pointer(buffer_appender<T> it, size_t n) -> T* {
|
|||
}
|
||||
|
||||
template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)>
|
||||
inline auto base_iterator(std::back_insert_iterator<Container>& it,
|
||||
checked_ptr<typename Container::value_type>)
|
||||
inline auto base_iterator(std::back_insert_iterator<Container> it,
|
||||
typename Container::value_type*)
|
||||
-> std::back_insert_iterator<Container> {
|
||||
return it;
|
||||
}
|
||||
|
@ -881,7 +874,7 @@ void buffer<T>::append(const U* begin, const U* end) {
|
|||
try_reserve(size_ + count);
|
||||
auto free_cap = capacity_ - size_;
|
||||
if (free_cap < count) count = free_cap;
|
||||
std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count));
|
||||
std::uninitialized_copy_n(begin, count, ptr_ + size_);
|
||||
size_ += count;
|
||||
begin += count;
|
||||
}
|
||||
|
@ -926,8 +919,8 @@ class basic_memory_buffer final : public detail::buffer<T> {
|
|||
private:
|
||||
T store_[SIZE];
|
||||
|
||||
// Don't inherit from Allocator avoid generating type_info for it.
|
||||
Allocator alloc_;
|
||||
// Don't inherit from Allocator to avoid generating type_info for it.
|
||||
FMT_NO_UNIQUE_ADDRESS Allocator alloc_;
|
||||
|
||||
// Deallocate memory allocated by the buffer.
|
||||
FMT_CONSTEXPR20 void deallocate() {
|
||||
|
@ -948,9 +941,10 @@ class basic_memory_buffer final : public detail::buffer<T> {
|
|||
T* old_data = this->data();
|
||||
T* new_data =
|
||||
std::allocator_traits<Allocator>::allocate(alloc_, new_capacity);
|
||||
// Suppress a bogus -Wstringop-overflow in gcc 13.1 (#3481).
|
||||
detail::assume(this->size() <= new_capacity);
|
||||
// The following code doesn't throw, so the raw pointer above doesn't leak.
|
||||
std::uninitialized_copy(old_data, old_data + this->size(),
|
||||
detail::make_checked(new_data, new_capacity));
|
||||
std::uninitialized_copy_n(old_data, this->size(), new_data);
|
||||
this->set(new_data, new_capacity);
|
||||
// deallocate must not throw according to the standard, but even if it does,
|
||||
// the buffer already uses the new storage and will deallocate it in
|
||||
|
@ -978,8 +972,7 @@ class basic_memory_buffer final : public detail::buffer<T> {
|
|||
size_t size = other.size(), capacity = other.capacity();
|
||||
if (data == other.store_) {
|
||||
this->set(store_, capacity);
|
||||
detail::copy_str<T>(other.store_, other.store_ + size,
|
||||
detail::make_checked(store_, capacity));
|
||||
detail::copy_str<T>(other.store_, other.store_ + size, store_);
|
||||
} else {
|
||||
this->set(data, capacity);
|
||||
// Set pointer to the inline array so that delete is not called
|
||||
|
@ -1044,6 +1037,7 @@ namespace detail {
|
|||
FMT_API bool write_console(std::FILE* f, string_view text);
|
||||
FMT_API void print(std::FILE*, string_view);
|
||||
} // namespace detail
|
||||
|
||||
FMT_BEGIN_EXPORT
|
||||
|
||||
// Suppress a misleading warning in older versions of clang.
|
||||
|
@ -1052,7 +1046,7 @@ FMT_BEGIN_EXPORT
|
|||
#endif
|
||||
|
||||
/** An error reported from a formatting function. */
|
||||
class FMT_API format_error : public std::runtime_error {
|
||||
class FMT_VISIBILITY("default") format_error : public std::runtime_error {
|
||||
public:
|
||||
using std::runtime_error::runtime_error;
|
||||
};
|
||||
|
@ -1128,7 +1122,7 @@ template <typename Locale> class format_facet : public Locale::facet {
|
|||
}
|
||||
};
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
namespace detail {
|
||||
|
||||
// Returns true if value is negative, false otherwise.
|
||||
// Same as `value < 0` but doesn't produce warnings if T is an unsigned type.
|
||||
|
@ -1257,7 +1251,7 @@ FMT_CONSTEXPR auto count_digits(UInt n) -> int {
|
|||
FMT_INLINE auto do_count_digits(uint32_t n) -> int {
|
||||
// An optimization by Kendall Willets from https://bit.ly/3uOIQrB.
|
||||
// This increments the upper 32 bits (log10(T) - 1) when >= T is added.
|
||||
# define FMT_INC(T) (((sizeof(# T) - 1ull) << 32) - T)
|
||||
# define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T)
|
||||
static constexpr uint64_t table[] = {
|
||||
FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8
|
||||
FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64
|
||||
|
@ -1393,8 +1387,8 @@ FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits,
|
|||
}
|
||||
|
||||
template <unsigned BASE_BITS, typename Char, typename It, typename UInt>
|
||||
inline auto format_uint(It out, UInt value, int num_digits, bool upper = false)
|
||||
-> It {
|
||||
FMT_CONSTEXPR inline auto format_uint(It out, UInt value, int num_digits,
|
||||
bool upper = false) -> It {
|
||||
if (auto ptr = to_pointer<Char>(out, to_unsigned(num_digits))) {
|
||||
format_uint<BASE_BITS>(ptr, value, num_digits, upper);
|
||||
return out;
|
||||
|
@ -1418,19 +1412,20 @@ class utf8_to_utf16 {
|
|||
auto str() const -> std::wstring { return {&buffer_[0], size()}; }
|
||||
};
|
||||
|
||||
enum class to_utf8_error_policy { abort, replace };
|
||||
|
||||
// A converter from UTF-16/UTF-32 (host endian) to UTF-8.
|
||||
template <typename WChar, typename Buffer = memory_buffer>
|
||||
class unicode_to_utf8 {
|
||||
template <typename WChar, typename Buffer = memory_buffer> class to_utf8 {
|
||||
private:
|
||||
Buffer buffer_;
|
||||
|
||||
public:
|
||||
unicode_to_utf8() {}
|
||||
explicit unicode_to_utf8(basic_string_view<WChar> s) {
|
||||
to_utf8() {}
|
||||
explicit to_utf8(basic_string_view<WChar> s,
|
||||
to_utf8_error_policy policy = to_utf8_error_policy::abort) {
|
||||
static_assert(sizeof(WChar) == 2 || sizeof(WChar) == 4,
|
||||
"Expect utf16 or utf32");
|
||||
|
||||
if (!convert(s))
|
||||
if (!convert(s, policy))
|
||||
FMT_THROW(std::runtime_error(sizeof(WChar) == 2 ? "invalid utf16"
|
||||
: "invalid utf32"));
|
||||
}
|
||||
|
@ -1442,23 +1437,28 @@ class unicode_to_utf8 {
|
|||
// Performs conversion returning a bool instead of throwing exception on
|
||||
// conversion error. This method may still throw in case of memory allocation
|
||||
// error.
|
||||
bool convert(basic_string_view<WChar> s) {
|
||||
if (!convert(buffer_, s)) return false;
|
||||
bool convert(basic_string_view<WChar> s,
|
||||
to_utf8_error_policy policy = to_utf8_error_policy::abort) {
|
||||
if (!convert(buffer_, s, policy)) return false;
|
||||
buffer_.push_back(0);
|
||||
return true;
|
||||
}
|
||||
static bool convert(Buffer& buf, basic_string_view<WChar> s) {
|
||||
static bool convert(
|
||||
Buffer& buf, basic_string_view<WChar> s,
|
||||
to_utf8_error_policy policy = to_utf8_error_policy::abort) {
|
||||
for (auto p = s.begin(); p != s.end(); ++p) {
|
||||
uint32_t c = static_cast<uint32_t>(*p);
|
||||
if (sizeof(WChar) == 2 && c >= 0xd800 && c <= 0xdfff) {
|
||||
// surrogate pair
|
||||
// Handle a surrogate pair.
|
||||
++p;
|
||||
if (p == s.end() || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) {
|
||||
return false;
|
||||
}
|
||||
if (policy == to_utf8_error_policy::abort) return false;
|
||||
buf.append(string_view("\xEF\xBF\xBD"));
|
||||
--p;
|
||||
} else {
|
||||
c = (c << 10) + static_cast<uint32_t>(*p) - 0x35fdc00;
|
||||
}
|
||||
if (c < 0x80) {
|
||||
} else if (c < 0x80) {
|
||||
buf.push_back(static_cast<char>(c));
|
||||
} else if (c < 0x800) {
|
||||
buf.push_back(static_cast<char>(0xc0 | (c >> 6)));
|
||||
|
@ -1486,9 +1486,9 @@ inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept {
|
|||
auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y);
|
||||
return {static_cast<uint64_t>(p >> 64), static_cast<uint64_t>(p)};
|
||||
#elif defined(_MSC_VER) && defined(_M_X64)
|
||||
auto result = uint128_fallback();
|
||||
result.lo_ = _umul128(x, y, &result.hi_);
|
||||
return result;
|
||||
auto hi = uint64_t();
|
||||
auto lo = _umul128(x, y, &hi);
|
||||
return {hi, lo};
|
||||
#else
|
||||
const uint64_t mask = static_cast<uint64_t>(max_value<uint32_t>());
|
||||
|
||||
|
@ -1737,119 +1737,31 @@ FMT_CONSTEXPR inline fp operator*(fp x, fp y) {
|
|||
}
|
||||
|
||||
template <typename T = void> struct basic_data {
|
||||
// Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340.
|
||||
// These are generated by support/compute-powers.py.
|
||||
static constexpr uint64_t pow10_significands[87] = {
|
||||
0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76,
|
||||
0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, 0xe61acf033d1a45df,
|
||||
0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c,
|
||||
0x8dd01fad907ffc3c, 0xd3515c2831559a83, 0x9d71ac8fada6c9b5,
|
||||
0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57,
|
||||
0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7,
|
||||
0xa086cfcd97bf97f4, 0xef340a98172aace5, 0xb23867fb2a35b28e,
|
||||
0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996,
|
||||
0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126,
|
||||
0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053,
|
||||
0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f,
|
||||
0xf8a95fcf88747d94, 0xb94470938fa89bcf, 0x8a08f0f8bf0f156b,
|
||||
0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06,
|
||||
0xaa242499697392d3, 0xfd87b5f28300ca0e, 0xbce5086492111aeb,
|
||||
0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000,
|
||||
0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984,
|
||||
0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068,
|
||||
0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8,
|
||||
0x83c7088e1aab65db, 0xc45d1df942711d9a, 0x924d692ca61be758,
|
||||
0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85,
|
||||
0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d,
|
||||
0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, 0xa59bc234db398c25,
|
||||
0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2,
|
||||
0xcc20ce9bd35c78a5, 0x98165af37b2153df, 0xe2a0b5dc971f303a,
|
||||
0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410,
|
||||
0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129,
|
||||
0xe7109bfba19c0c9d, 0xac2820d9623bf429, 0x80444b5e7aa7cf85,
|
||||
0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841,
|
||||
0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b,
|
||||
};
|
||||
|
||||
#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409
|
||||
# pragma GCC diagnostic push
|
||||
# pragma GCC diagnostic ignored "-Wnarrowing"
|
||||
#endif
|
||||
// Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding
|
||||
// to significands above.
|
||||
static constexpr int16_t pow10_exponents[87] = {
|
||||
-1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954,
|
||||
-927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661,
|
||||
-635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369,
|
||||
-343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77,
|
||||
-50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216,
|
||||
242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508,
|
||||
534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800,
|
||||
827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066};
|
||||
#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409
|
||||
# pragma GCC diagnostic pop
|
||||
#endif
|
||||
|
||||
static constexpr uint64_t power_of_10_64[20] = {
|
||||
1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL),
|
||||
10000000000000000000ULL};
|
||||
|
||||
// For checking rounding thresholds.
|
||||
// The kth entry is chosen to be the smallest integer such that the
|
||||
// upper 32-bits of 10^(k+1) times it is strictly bigger than 5 * 10^k.
|
||||
static constexpr uint32_t fractional_part_rounding_thresholds[8] = {
|
||||
2576980378, // ceil(2^31 + 2^32/10^1)
|
||||
2190433321, // ceil(2^31 + 2^32/10^2)
|
||||
2151778616, // ceil(2^31 + 2^32/10^3)
|
||||
2147913145, // ceil(2^31 + 2^32/10^4)
|
||||
2147526598, // ceil(2^31 + 2^32/10^5)
|
||||
2147487943, // ceil(2^31 + 2^32/10^6)
|
||||
2147484078, // ceil(2^31 + 2^32/10^7)
|
||||
2147483691 // ceil(2^31 + 2^32/10^8)
|
||||
2576980378U, // ceil(2^31 + 2^32/10^1)
|
||||
2190433321U, // ceil(2^31 + 2^32/10^2)
|
||||
2151778616U, // ceil(2^31 + 2^32/10^3)
|
||||
2147913145U, // ceil(2^31 + 2^32/10^4)
|
||||
2147526598U, // ceil(2^31 + 2^32/10^5)
|
||||
2147487943U, // ceil(2^31 + 2^32/10^6)
|
||||
2147484078U, // ceil(2^31 + 2^32/10^7)
|
||||
2147483691U // ceil(2^31 + 2^32/10^8)
|
||||
};
|
||||
};
|
||||
// This is a struct rather than an alias to avoid shadowing warnings in gcc.
|
||||
struct data : basic_data<> {};
|
||||
|
||||
#if FMT_CPLUSPLUS < 201703L
|
||||
template <typename T> constexpr uint64_t basic_data<T>::pow10_significands[];
|
||||
template <typename T> constexpr int16_t basic_data<T>::pow10_exponents[];
|
||||
template <typename T> constexpr uint64_t basic_data<T>::power_of_10_64[];
|
||||
template <typename T>
|
||||
constexpr uint32_t basic_data<T>::fractional_part_rounding_thresholds[];
|
||||
#endif
|
||||
|
||||
// This is a struct rather than an alias to avoid shadowing warnings in gcc.
|
||||
struct data : basic_data<> {};
|
||||
|
||||
// Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its
|
||||
// (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`.
|
||||
FMT_CONSTEXPR inline fp get_cached_power(int min_exponent,
|
||||
int& pow10_exponent) {
|
||||
const int shift = 32;
|
||||
// log10(2) = 0x0.4d104d427de7fbcc...
|
||||
const int64_t significand = 0x4d104d427de7fbcc;
|
||||
int index = static_cast<int>(
|
||||
((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) +
|
||||
((int64_t(1) << shift) - 1)) // ceil
|
||||
>> 32 // arithmetic shift
|
||||
);
|
||||
// Decimal exponent of the first (smallest) cached power of 10.
|
||||
const int first_dec_exp = -348;
|
||||
// Difference between 2 consecutive decimal exponents in cached powers of 10.
|
||||
const int dec_exp_step = 8;
|
||||
index = (index - first_dec_exp - 1) / dec_exp_step + 1;
|
||||
pow10_exponent = first_dec_exp + index * dec_exp_step;
|
||||
// Using *(x + index) instead of x[index] avoids an issue with some compilers
|
||||
// using the EDG frontend (e.g. nvhpc/22.3 in C++17 mode).
|
||||
return {*(data::pow10_significands + index),
|
||||
*(data::pow10_exponents + index)};
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
template <typename T, bool doublish = num_bits<T>() == num_bits<double>()>
|
||||
using convert_float_result =
|
||||
conditional_t<std::is_same<T, float>::value ||
|
||||
std::numeric_limits<T>::digits ==
|
||||
std::numeric_limits<double>::digits,
|
||||
double, T>;
|
||||
conditional_t<std::is_same<T, float>::value || doublish, double, T>;
|
||||
|
||||
template <typename T>
|
||||
constexpr auto convert_float(T value) -> convert_float_result<T> {
|
||||
|
@ -1970,7 +1882,7 @@ inline auto find_escape(const char* begin, const char* end)
|
|||
[] { \
|
||||
/* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \
|
||||
/* Use a macro-like name to avoid shadowing warnings. */ \
|
||||
struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base { \
|
||||
struct FMT_VISIBILITY("hidden") FMT_COMPILE_STRING : base { \
|
||||
using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t<decltype(s[0])>; \
|
||||
FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \
|
||||
operator fmt::basic_string_view<char_type>() const { \
|
||||
|
@ -2475,6 +2387,49 @@ FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt {
|
|||
return base_iterator(out, it);
|
||||
}
|
||||
|
||||
// DEPRECATED!
|
||||
template <typename Char>
|
||||
FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end,
|
||||
format_specs<Char>& specs) -> const Char* {
|
||||
FMT_ASSERT(begin != end, "");
|
||||
auto align = align::none;
|
||||
auto p = begin + code_point_length(begin);
|
||||
if (end - p <= 0) p = begin;
|
||||
for (;;) {
|
||||
switch (to_ascii(*p)) {
|
||||
case '<':
|
||||
align = align::left;
|
||||
break;
|
||||
case '>':
|
||||
align = align::right;
|
||||
break;
|
||||
case '^':
|
||||
align = align::center;
|
||||
break;
|
||||
}
|
||||
if (align != align::none) {
|
||||
if (p != begin) {
|
||||
auto c = *begin;
|
||||
if (c == '}') return begin;
|
||||
if (c == '{') {
|
||||
throw_format_error("invalid fill character '{'");
|
||||
return begin;
|
||||
}
|
||||
specs.fill = {begin, to_unsigned(p - begin)};
|
||||
begin = p + 1;
|
||||
} else {
|
||||
++begin;
|
||||
}
|
||||
break;
|
||||
} else if (p == begin) {
|
||||
break;
|
||||
}
|
||||
p = begin;
|
||||
}
|
||||
specs.align = align;
|
||||
return begin;
|
||||
}
|
||||
|
||||
// A floating-point presentation format.
|
||||
enum class float_format : unsigned char {
|
||||
general, // General: exponent notation or fixed point based on magnitude.
|
||||
|
@ -2833,78 +2788,6 @@ FMT_INLINE FMT_CONSTEXPR bool signbit(T value) {
|
|||
return std::signbit(static_cast<double>(value));
|
||||
}
|
||||
|
||||
enum class round_direction { unknown, up, down };
|
||||
|
||||
// Given the divisor (normally a power of 10), the remainder = v % divisor for
|
||||
// some number v and the error, returns whether v should be rounded up, down, or
|
||||
// whether the rounding direction can't be determined due to error.
|
||||
// error should be less than divisor / 2.
|
||||
FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor,
|
||||
uint64_t remainder,
|
||||
uint64_t error) {
|
||||
FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow.
|
||||
FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow.
|
||||
FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow.
|
||||
// Round down if (remainder + error) * 2 <= divisor.
|
||||
if (remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2)
|
||||
return round_direction::down;
|
||||
// Round up if (remainder - error) * 2 >= divisor.
|
||||
if (remainder >= error &&
|
||||
remainder - error >= divisor - (remainder - error)) {
|
||||
return round_direction::up;
|
||||
}
|
||||
return round_direction::unknown;
|
||||
}
|
||||
|
||||
namespace digits {
|
||||
enum result {
|
||||
more, // Generate more digits.
|
||||
done, // Done generating digits.
|
||||
error // Digit generation cancelled due to an error.
|
||||
};
|
||||
}
|
||||
|
||||
struct gen_digits_handler {
|
||||
char* buf;
|
||||
int size;
|
||||
int precision;
|
||||
int exp10;
|
||||
bool fixed;
|
||||
|
||||
FMT_CONSTEXPR digits::result on_digit(char digit, uint64_t divisor,
|
||||
uint64_t remainder, uint64_t error,
|
||||
bool integral) {
|
||||
FMT_ASSERT(remainder < divisor, "");
|
||||
buf[size++] = digit;
|
||||
if (!integral && error >= remainder) return digits::error;
|
||||
if (size < precision) return digits::more;
|
||||
if (!integral) {
|
||||
// Check if error * 2 < divisor with overflow prevention.
|
||||
// The check is not needed for the integral part because error = 1
|
||||
// and divisor > (1 << 32) there.
|
||||
if (error >= divisor || error >= divisor - error) return digits::error;
|
||||
} else {
|
||||
FMT_ASSERT(error == 1 && divisor > 2, "");
|
||||
}
|
||||
auto dir = get_round_direction(divisor, remainder, error);
|
||||
if (dir != round_direction::up)
|
||||
return dir == round_direction::down ? digits::done : digits::error;
|
||||
++buf[size - 1];
|
||||
for (int i = size - 1; i > 0 && buf[i] > '9'; --i) {
|
||||
buf[i] = '0';
|
||||
++buf[i - 1];
|
||||
}
|
||||
if (buf[0] > '9') {
|
||||
buf[0] = '1';
|
||||
if (fixed)
|
||||
buf[size++] = '0';
|
||||
else
|
||||
++exp10;
|
||||
}
|
||||
return digits::done;
|
||||
}
|
||||
};
|
||||
|
||||
inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) {
|
||||
// Adjust fixed precision by exponent because it is relative to decimal
|
||||
// point.
|
||||
|
@ -2913,101 +2796,6 @@ inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) {
|
|||
precision += exp10;
|
||||
}
|
||||
|
||||
// Generates output using the Grisu digit-gen algorithm.
|
||||
// error: the size of the region (lower, upper) outside of which numbers
|
||||
// definitely do not round to value (Delta in Grisu3).
|
||||
FMT_INLINE FMT_CONSTEXPR20 auto grisu_gen_digits(fp value, uint64_t error,
|
||||
int& exp,
|
||||
gen_digits_handler& handler)
|
||||
-> digits::result {
|
||||
const fp one(1ULL << -value.e, value.e);
|
||||
// The integral part of scaled value (p1 in Grisu) = value / one. It cannot be
|
||||
// zero because it contains a product of two 64-bit numbers with MSB set (due
|
||||
// to normalization) - 1, shifted right by at most 60 bits.
|
||||
auto integral = static_cast<uint32_t>(value.f >> -one.e);
|
||||
FMT_ASSERT(integral != 0, "");
|
||||
FMT_ASSERT(integral == value.f >> -one.e, "");
|
||||
// The fractional part of scaled value (p2 in Grisu) c = value % one.
|
||||
uint64_t fractional = value.f & (one.f - 1);
|
||||
exp = count_digits(integral); // kappa in Grisu.
|
||||
// Non-fixed formats require at least one digit and no precision adjustment.
|
||||
if (handler.fixed) {
|
||||
adjust_precision(handler.precision, exp + handler.exp10);
|
||||
// Check if precision is satisfied just by leading zeros, e.g.
|
||||
// format("{:.2f}", 0.001) gives "0.00" without generating any digits.
|
||||
if (handler.precision <= 0) {
|
||||
if (handler.precision < 0) return digits::done;
|
||||
// Divide by 10 to prevent overflow.
|
||||
uint64_t divisor = data::power_of_10_64[exp - 1] << -one.e;
|
||||
auto dir = get_round_direction(divisor, value.f / 10, error * 10);
|
||||
if (dir == round_direction::unknown) return digits::error;
|
||||
handler.buf[handler.size++] = dir == round_direction::up ? '1' : '0';
|
||||
return digits::done;
|
||||
}
|
||||
}
|
||||
// Generate digits for the integral part. This can produce up to 10 digits.
|
||||
do {
|
||||
uint32_t digit = 0;
|
||||
auto divmod_integral = [&](uint32_t divisor) {
|
||||
digit = integral / divisor;
|
||||
integral %= divisor;
|
||||
};
|
||||
// This optimization by Milo Yip reduces the number of integer divisions by
|
||||
// one per iteration.
|
||||
switch (exp) {
|
||||
case 10:
|
||||
divmod_integral(1000000000);
|
||||
break;
|
||||
case 9:
|
||||
divmod_integral(100000000);
|
||||
break;
|
||||
case 8:
|
||||
divmod_integral(10000000);
|
||||
break;
|
||||
case 7:
|
||||
divmod_integral(1000000);
|
||||
break;
|
||||
case 6:
|
||||
divmod_integral(100000);
|
||||
break;
|
||||
case 5:
|
||||
divmod_integral(10000);
|
||||
break;
|
||||
case 4:
|
||||
divmod_integral(1000);
|
||||
break;
|
||||
case 3:
|
||||
divmod_integral(100);
|
||||
break;
|
||||
case 2:
|
||||
divmod_integral(10);
|
||||
break;
|
||||
case 1:
|
||||
digit = integral;
|
||||
integral = 0;
|
||||
break;
|
||||
default:
|
||||
FMT_ASSERT(false, "invalid number of digits");
|
||||
}
|
||||
--exp;
|
||||
auto remainder = (static_cast<uint64_t>(integral) << -one.e) + fractional;
|
||||
auto result = handler.on_digit(static_cast<char>('0' + digit),
|
||||
data::power_of_10_64[exp] << -one.e,
|
||||
remainder, error, true);
|
||||
if (result != digits::more) return result;
|
||||
} while (exp > 0);
|
||||
// Generate digits for the fractional part.
|
||||
for (;;) {
|
||||
fractional *= 10;
|
||||
error *= 10;
|
||||
char digit = static_cast<char>('0' + (fractional >> -one.e));
|
||||
fractional &= one.f - 1;
|
||||
--exp;
|
||||
auto result = handler.on_digit(digit, one.f, fractional, error, false);
|
||||
if (result != digits::more) return result;
|
||||
}
|
||||
}
|
||||
|
||||
class bigint {
|
||||
private:
|
||||
// A bigint is stored as an array of bigits (big digits), with bigit at index
|
||||
|
@ -3108,7 +2896,7 @@ class bigint {
|
|||
auto size = other.bigits_.size();
|
||||
bigits_.resize(size);
|
||||
auto data = other.bigits_.data();
|
||||
std::copy(data, data + size, make_checked(bigits_.data(), size));
|
||||
copy_str<bigit>(data, data + size, bigits_.data());
|
||||
exp_ = other.exp_;
|
||||
}
|
||||
|
||||
|
@ -3322,6 +3110,7 @@ FMT_CONSTEXPR20 inline void format_dragon(basic_fp<uint128_t> value,
|
|||
}
|
||||
int even = static_cast<int>((value.f & 1) == 0);
|
||||
if (!upper) upper = &lower;
|
||||
bool shortest = num_digits < 0;
|
||||
if ((flags & dragon::fixup) != 0) {
|
||||
if (add_compare(numerator, *upper, denominator) + even <= 0) {
|
||||
--exp10;
|
||||
|
@ -3334,7 +3123,7 @@ FMT_CONSTEXPR20 inline void format_dragon(basic_fp<uint128_t> value,
|
|||
if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1);
|
||||
}
|
||||
// Invariant: value == (numerator / denominator) * pow(10, exp10).
|
||||
if (num_digits < 0) {
|
||||
if (shortest) {
|
||||
// Generate the shortest representation.
|
||||
num_digits = 0;
|
||||
char* data = buf.data();
|
||||
|
@ -3364,7 +3153,7 @@ FMT_CONSTEXPR20 inline void format_dragon(basic_fp<uint128_t> value,
|
|||
}
|
||||
// Generate the given number of digits.
|
||||
exp10 -= num_digits - 1;
|
||||
if (num_digits == 0) {
|
||||
if (num_digits <= 0) {
|
||||
denominator *= 10;
|
||||
auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0';
|
||||
buf.push_back(digit);
|
||||
|
@ -3389,7 +3178,8 @@ FMT_CONSTEXPR20 inline void format_dragon(basic_fp<uint128_t> value,
|
|||
}
|
||||
if (buf[0] == overflow) {
|
||||
buf[0] = '1';
|
||||
++exp10;
|
||||
if ((flags & dragon::fixed) != 0) buf.push_back('0');
|
||||
else ++exp10;
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
@ -3508,7 +3298,7 @@ FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs,
|
|||
int exp = 0;
|
||||
bool use_dragon = true;
|
||||
unsigned dragon_flags = 0;
|
||||
if (!is_fast_float<Float>()) {
|
||||
if (!is_fast_float<Float>() || is_constant_evaluated()) {
|
||||
const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10)
|
||||
using info = dragonbox::float_info<decltype(converted_value)>;
|
||||
const auto f = basic_fp<typename info::carrier_uint>(converted_value);
|
||||
|
@ -3516,10 +3306,11 @@ FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs,
|
|||
// 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1).
|
||||
// This is based on log10(value) == log2(value) / log2(10) and approximation
|
||||
// of log2(value) by e + num_fraction_bits idea from double-conversion.
|
||||
exp = static_cast<int>(
|
||||
std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10));
|
||||
auto e = (f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10;
|
||||
exp = static_cast<int>(e);
|
||||
if (e > exp) ++exp; // Compute ceil.
|
||||
dragon_flags = dragon::fixup;
|
||||
} else if (!is_constant_evaluated() && precision < 0) {
|
||||
} else if (precision < 0) {
|
||||
// Use Dragonbox for the shortest format.
|
||||
if (specs.binary32) {
|
||||
auto dec = dragonbox::to_decimal(static_cast<float>(value));
|
||||
|
@ -3529,25 +3320,6 @@ FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs,
|
|||
auto dec = dragonbox::to_decimal(static_cast<double>(value));
|
||||
write<char>(buffer_appender<char>(buf), dec.significand);
|
||||
return dec.exponent;
|
||||
} else if (is_constant_evaluated()) {
|
||||
// Use Grisu + Dragon4 for the given precision:
|
||||
// https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf.
|
||||
const int min_exp = -60; // alpha in Grisu.
|
||||
int cached_exp10 = 0; // K in Grisu.
|
||||
fp normalized = normalize(fp(converted_value));
|
||||
const auto cached_pow = get_cached_power(
|
||||
min_exp - (normalized.e + fp::num_significand_bits), cached_exp10);
|
||||
normalized = normalized * cached_pow;
|
||||
gen_digits_handler handler{buf.data(), 0, precision, -cached_exp10, fixed};
|
||||
if (grisu_gen_digits(normalized, 1, exp, handler) != digits::error &&
|
||||
!is_constant_evaluated()) {
|
||||
exp += handler.exp10;
|
||||
buf.try_resize(to_unsigned(handler.size));
|
||||
use_dragon = false;
|
||||
} else {
|
||||
exp += handler.size - cached_exp10 - 1;
|
||||
precision = handler.precision;
|
||||
}
|
||||
} else {
|
||||
// Extract significand bits and exponent bits.
|
||||
using info = dragonbox::float_info<double>;
|
||||
|
@ -3566,7 +3338,7 @@ FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs,
|
|||
significand <<= 1;
|
||||
} else {
|
||||
// Normalize subnormal inputs.
|
||||
FMT_ASSERT(significand != 0, "zeros should not appear hear");
|
||||
FMT_ASSERT(significand != 0, "zeros should not appear here");
|
||||
int shift = countl_zero(significand);
|
||||
FMT_ASSERT(shift >= num_bits<uint64_t>() - num_significand_bits<double>(),
|
||||
"");
|
||||
|
@ -3603,9 +3375,7 @@ FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs,
|
|||
}
|
||||
|
||||
// Compute the actual number of decimal digits to print.
|
||||
if (fixed) {
|
||||
adjust_precision(precision, exp + digits_in_the_first_segment);
|
||||
}
|
||||
if (fixed) adjust_precision(precision, exp + digits_in_the_first_segment);
|
||||
|
||||
// Use Dragon4 only when there might be not enough digits in the first
|
||||
// segment.
|
||||
|
@ -4091,8 +3861,7 @@ FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg, ErrorHandler eh) -> int {
|
|||
}
|
||||
|
||||
template <typename Context, typename ID>
|
||||
FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) ->
|
||||
typename Context::format_arg {
|
||||
FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) -> decltype(ctx.arg(id)) {
|
||||
auto arg = ctx.arg(id);
|
||||
if (!arg) ctx.on_error("argument not found");
|
||||
return arg;
|
||||
|
@ -4117,15 +3886,6 @@ FMT_CONSTEXPR void handle_dynamic_spec(int& value,
|
|||
}
|
||||
|
||||
#if FMT_USE_USER_DEFINED_LITERALS
|
||||
template <typename Char> struct udl_formatter {
|
||||
basic_string_view<Char> str;
|
||||
|
||||
template <typename... T>
|
||||
auto operator()(T&&... args) const -> std::basic_string<Char> {
|
||||
return vformat(str, fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
}
|
||||
};
|
||||
|
||||
# if FMT_USE_NONTYPE_TEMPLATE_ARGS
|
||||
template <typename T, typename Char, size_t N,
|
||||
fmt::detail_exported::fixed_string<Char, N> Str>
|
||||
|
@ -4179,7 +3939,7 @@ FMT_API void format_error_code(buffer<char>& out, int error_code,
|
|||
|
||||
FMT_API void report_error(format_func func, int error_code,
|
||||
const char* message) noexcept;
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
FMT_API auto vsystem_error(int error_code, string_view format_str,
|
||||
format_args args) -> std::system_error;
|
||||
|
@ -4200,7 +3960,7 @@ FMT_API auto vsystem_error(int error_code, string_view format_str,
|
|||
if (!file)
|
||||
throw fmt::system_error(errno, "cannot open file '{}'", filename);
|
||||
\endrst
|
||||
*/
|
||||
*/
|
||||
template <typename... T>
|
||||
auto system_error(int error_code, format_string<T...> fmt, T&&... args)
|
||||
-> std::system_error {
|
||||
|
@ -4292,8 +4052,8 @@ class format_int {
|
|||
|
||||
template <typename T, typename Char>
|
||||
struct formatter<T, Char, enable_if_t<detail::has_format_as<T>::value>>
|
||||
: private formatter<detail::format_as_t<T>> {
|
||||
using base = formatter<detail::format_as_t<T>>;
|
||||
: private formatter<detail::format_as_t<T>, Char> {
|
||||
using base = formatter<detail::format_as_t<T>, Char>;
|
||||
using base::parse;
|
||||
|
||||
template <typename FormatContext>
|
||||
|
@ -4302,22 +4062,24 @@ struct formatter<T, Char, enable_if_t<detail::has_format_as<T>::value>>
|
|||
}
|
||||
};
|
||||
|
||||
template <typename Char>
|
||||
struct formatter<void*, Char> : formatter<const void*, Char> {
|
||||
template <typename FormatContext>
|
||||
auto format(void* val, FormatContext& ctx) const -> decltype(ctx.out()) {
|
||||
return formatter<const void*, Char>::format(val, ctx);
|
||||
}
|
||||
};
|
||||
#define FMT_FORMAT_AS(Type, Base) \
|
||||
template <typename Char> \
|
||||
struct formatter<Type, Char> : formatter<Base, Char> {}
|
||||
|
||||
FMT_FORMAT_AS(signed char, int);
|
||||
FMT_FORMAT_AS(unsigned char, unsigned);
|
||||
FMT_FORMAT_AS(short, int);
|
||||
FMT_FORMAT_AS(unsigned short, unsigned);
|
||||
FMT_FORMAT_AS(long, detail::long_type);
|
||||
FMT_FORMAT_AS(unsigned long, detail::ulong_type);
|
||||
FMT_FORMAT_AS(Char*, const Char*);
|
||||
FMT_FORMAT_AS(std::basic_string<Char>, basic_string_view<Char>);
|
||||
FMT_FORMAT_AS(std::nullptr_t, const void*);
|
||||
FMT_FORMAT_AS(detail::std_string_view<Char>, basic_string_view<Char>);
|
||||
FMT_FORMAT_AS(void*, const void*);
|
||||
|
||||
template <typename Char, size_t N>
|
||||
struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> {
|
||||
template <typename FormatContext>
|
||||
FMT_CONSTEXPR auto format(const Char* val, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
return formatter<basic_string_view<Char>, Char>::format(val, ctx);
|
||||
}
|
||||
};
|
||||
struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> {};
|
||||
|
||||
/**
|
||||
\rst
|
||||
|
@ -4393,7 +4155,9 @@ template <> struct formatter<bytes> {
|
|||
};
|
||||
|
||||
// group_digits_view is not derived from view because it copies the argument.
|
||||
template <typename T> struct group_digits_view { T value; };
|
||||
template <typename T> struct group_digits_view {
|
||||
T value;
|
||||
};
|
||||
|
||||
/**
|
||||
\rst
|
||||
|
@ -4523,7 +4287,8 @@ auto join(Range&& range, string_view sep)
|
|||
std::string answer = fmt::to_string(42);
|
||||
\endrst
|
||||
*/
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value &&
|
||||
!detail::has_format_as<T>::value)>
|
||||
inline auto to_string(const T& value) -> std::string {
|
||||
auto buffer = memory_buffer();
|
||||
detail::write<char>(appender(buffer), value);
|
||||
|
@ -4548,7 +4313,15 @@ FMT_NODISCARD auto to_string(const basic_memory_buffer<Char, SIZE>& buf)
|
|||
return std::basic_string<Char>(buf.data(), size);
|
||||
}
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value &&
|
||||
detail::has_format_as<T>::value)>
|
||||
inline auto to_string(const T& value) -> std::string {
|
||||
return to_string(format_as(value));
|
||||
}
|
||||
|
||||
FMT_END_EXPORT
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename Char>
|
||||
void vformat_to(buffer<Char>& buf, basic_string_view<Char> fmt,
|
||||
|
@ -4619,6 +4392,8 @@ void vformat_to(buffer<Char>& buf, basic_string_view<Char> fmt,
|
|||
detail::parse_format_string<false>(fmt, format_handler(out, fmt, args, loc));
|
||||
}
|
||||
|
||||
FMT_BEGIN_EXPORT
|
||||
|
||||
#ifndef FMT_HEADER_ONLY
|
||||
extern template FMT_API void vformat_to(buffer<char>&, string_view,
|
||||
typename vformat_args<>::type,
|
||||
|
@ -4631,7 +4406,7 @@ extern template FMT_API auto decimal_point_impl(locale_ref) -> char;
|
|||
extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t;
|
||||
#endif // FMT_HEADER_ONLY
|
||||
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
#if FMT_USE_USER_DEFINED_LITERALS
|
||||
inline namespace literals {
|
||||
|
|
|
@ -123,10 +123,10 @@ using wcstring_view = basic_cstring_view<wchar_t>;
|
|||
#ifdef _WIN32
|
||||
FMT_API const std::error_category& system_category() noexcept;
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
namespace detail {
|
||||
FMT_API void format_windows_error(buffer<char>& out, int error_code,
|
||||
const char* message) noexcept;
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
}
|
||||
|
||||
FMT_API std::system_error vwindows_error(int error_code, string_view format_str,
|
||||
format_args args);
|
||||
|
@ -328,7 +328,7 @@ class FMT_API file {
|
|||
// Returns the memory page size.
|
||||
long getpagesize();
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
namespace detail {
|
||||
|
||||
struct buffer_size {
|
||||
buffer_size() = default;
|
||||
|
@ -387,7 +387,7 @@ class file_buffer final : public buffer<char> {
|
|||
}
|
||||
};
|
||||
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
// Added {} below to work around default constructor error known to
|
||||
// occur in Xcode versions 7.2.1 and 8.2.1.
|
||||
|
|
|
@ -155,7 +155,7 @@ inline void vprint_directly(std::ostream& os, string_view format_str,
|
|||
|
||||
} // namespace detail
|
||||
|
||||
FMT_MODULE_EXPORT template <typename Char>
|
||||
FMT_EXPORT template <typename Char>
|
||||
void vprint(std::basic_ostream<Char>& os,
|
||||
basic_string_view<type_identity_t<Char>> format_str,
|
||||
basic_format_args<buffer_context<type_identity_t<Char>>> args) {
|
||||
|
@ -174,7 +174,7 @@ void vprint(std::basic_ostream<Char>& os,
|
|||
fmt::print(cerr, "Don't {}!", "panic");
|
||||
\endrst
|
||||
*/
|
||||
FMT_MODULE_EXPORT template <typename... T>
|
||||
FMT_EXPORT template <typename... T>
|
||||
void print(std::ostream& os, format_string<T...> fmt, T&&... args) {
|
||||
const auto& vargs = fmt::make_format_args(args...);
|
||||
if (detail::is_utf8())
|
||||
|
@ -183,7 +183,7 @@ void print(std::ostream& os, format_string<T...> fmt, T&&... args) {
|
|||
detail::vprint_directly(os, fmt, vargs);
|
||||
}
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename... Args>
|
||||
void print(std::wostream& os,
|
||||
basic_format_string<wchar_t, type_identity_t<Args>...> fmt,
|
||||
|
@ -191,12 +191,12 @@ void print(std::wostream& os,
|
|||
vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...));
|
||||
}
|
||||
|
||||
FMT_MODULE_EXPORT template <typename... T>
|
||||
FMT_EXPORT template <typename... T>
|
||||
void println(std::ostream& os, format_string<T...> fmt, T&&... args) {
|
||||
fmt::print(os, "{}\n", fmt::format(fmt, std::forward<T>(args)...));
|
||||
}
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename... Args>
|
||||
void println(std::wostream& os,
|
||||
basic_format_string<wchar_t, type_identity_t<Args>...> fmt,
|
||||
|
|
|
@ -18,20 +18,14 @@ FMT_BEGIN_EXPORT
|
|||
|
||||
template <typename T> struct printf_formatter { printf_formatter() = delete; };
|
||||
|
||||
template <typename Char>
|
||||
class basic_printf_parse_context : public basic_format_parse_context<Char> {
|
||||
using basic_format_parse_context<Char>::basic_format_parse_context;
|
||||
};
|
||||
|
||||
template <typename OutputIt, typename Char> class basic_printf_context {
|
||||
template <typename Char> class basic_printf_context {
|
||||
private:
|
||||
OutputIt out_;
|
||||
detail::buffer_appender<Char> out_;
|
||||
basic_format_args<basic_printf_context> args_;
|
||||
|
||||
public:
|
||||
using char_type = Char;
|
||||
using format_arg = basic_format_arg<basic_printf_context>;
|
||||
using parse_context_type = basic_printf_parse_context<Char>;
|
||||
using parse_context_type = basic_format_parse_context<Char>;
|
||||
template <typename T> using formatter_type = printf_formatter<T>;
|
||||
|
||||
/**
|
||||
|
@ -40,68 +34,68 @@ template <typename OutputIt, typename Char> class basic_printf_context {
|
|||
stored in the context object so make sure they have appropriate lifetimes.
|
||||
\endrst
|
||||
*/
|
||||
basic_printf_context(OutputIt out,
|
||||
basic_printf_context(detail::buffer_appender<Char> out,
|
||||
basic_format_args<basic_printf_context> args)
|
||||
: out_(out), args_(args) {}
|
||||
|
||||
OutputIt out() { return out_; }
|
||||
void advance_to(OutputIt it) { out_ = it; }
|
||||
auto out() -> detail::buffer_appender<Char> { return out_; }
|
||||
void advance_to(detail::buffer_appender<Char>) {}
|
||||
|
||||
detail::locale_ref locale() { return {}; }
|
||||
auto locale() -> detail::locale_ref { return {}; }
|
||||
|
||||
format_arg arg(int id) const { return args_.get(id); }
|
||||
auto arg(int id) const -> basic_format_arg<basic_printf_context> {
|
||||
return args_.get(id);
|
||||
}
|
||||
|
||||
FMT_CONSTEXPR void on_error(const char* message) {
|
||||
detail::error_handler().on_error(message);
|
||||
}
|
||||
};
|
||||
|
||||
FMT_BEGIN_DETAIL_NAMESPACE
|
||||
namespace detail {
|
||||
|
||||
// Checks if a value fits in int - used to avoid warnings about comparing
|
||||
// signed and unsigned integers.
|
||||
template <bool IsSigned> struct int_checker {
|
||||
template <typename T> static bool fits_in_int(T value) {
|
||||
template <typename T> static auto fits_in_int(T value) -> bool {
|
||||
unsigned max = max_value<int>();
|
||||
return value <= max;
|
||||
}
|
||||
static bool fits_in_int(bool) { return true; }
|
||||
static auto fits_in_int(bool) -> bool { return true; }
|
||||
};
|
||||
|
||||
template <> struct int_checker<true> {
|
||||
template <typename T> static bool fits_in_int(T value) {
|
||||
template <typename T> static auto fits_in_int(T value) -> bool {
|
||||
return value >= (std::numeric_limits<int>::min)() &&
|
||||
value <= max_value<int>();
|
||||
}
|
||||
static bool fits_in_int(int) { return true; }
|
||||
static auto fits_in_int(int) -> bool { return true; }
|
||||
};
|
||||
|
||||
class printf_precision_handler {
|
||||
public:
|
||||
struct printf_precision_handler {
|
||||
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
|
||||
int operator()(T value) {
|
||||
auto operator()(T value) -> int {
|
||||
if (!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value))
|
||||
throw_format_error("number is too big");
|
||||
return (std::max)(static_cast<int>(value), 0);
|
||||
}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
|
||||
int operator()(T) {
|
||||
auto operator()(T) -> int {
|
||||
throw_format_error("precision is not integer");
|
||||
return 0;
|
||||
}
|
||||
};
|
||||
|
||||
// An argument visitor that returns true iff arg is a zero integer.
|
||||
class is_zero_int {
|
||||
public:
|
||||
struct is_zero_int {
|
||||
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
|
||||
bool operator()(T value) {
|
||||
auto operator()(T value) -> bool {
|
||||
return value == 0;
|
||||
}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
|
||||
bool operator()(T) {
|
||||
auto operator()(T) -> bool {
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
@ -132,22 +126,23 @@ template <typename T, typename Context> class arg_converter {
|
|||
if (const_check(sizeof(target_type) <= sizeof(int))) {
|
||||
// Extra casts are used to silence warnings.
|
||||
if (is_signed) {
|
||||
arg_ = detail::make_arg<Context>(
|
||||
static_cast<int>(static_cast<target_type>(value)));
|
||||
auto n = static_cast<int>(static_cast<target_type>(value));
|
||||
arg_ = detail::make_arg<Context>(n);
|
||||
} else {
|
||||
using unsigned_type = typename make_unsigned_or_bool<target_type>::type;
|
||||
arg_ = detail::make_arg<Context>(
|
||||
static_cast<unsigned>(static_cast<unsigned_type>(value)));
|
||||
auto n = static_cast<unsigned>(static_cast<unsigned_type>(value));
|
||||
arg_ = detail::make_arg<Context>(n);
|
||||
}
|
||||
} else {
|
||||
if (is_signed) {
|
||||
// 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_ = detail::make_arg<Context>(static_cast<long long>(value));
|
||||
auto n = static_cast<long long>(value);
|
||||
arg_ = detail::make_arg<Context>(n);
|
||||
} else {
|
||||
arg_ = detail::make_arg<Context>(
|
||||
static_cast<typename make_unsigned_or_bool<U>::type>(value));
|
||||
auto n = static_cast<typename make_unsigned_or_bool<U>::type>(value);
|
||||
arg_ = detail::make_arg<Context>(n);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
@ -175,8 +170,8 @@ template <typename Context> class char_converter {
|
|||
|
||||
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
|
||||
void operator()(T value) {
|
||||
arg_ = detail::make_arg<Context>(
|
||||
static_cast<typename Context::char_type>(value));
|
||||
auto c = static_cast<typename Context::char_type>(value);
|
||||
arg_ = detail::make_arg<Context>(c);
|
||||
}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
|
||||
|
@ -186,8 +181,8 @@ template <typename Context> class char_converter {
|
|||
// An argument visitor that return a pointer to a C string if argument is a
|
||||
// string or null otherwise.
|
||||
template <typename Char> struct get_cstring {
|
||||
template <typename T> const Char* operator()(T) { return nullptr; }
|
||||
const Char* operator()(const Char* s) { return s; }
|
||||
template <typename T> auto operator()(T) -> const Char* { return nullptr; }
|
||||
auto operator()(const Char* s) -> const Char* { return s; }
|
||||
};
|
||||
|
||||
// Checks if an argument is a valid printf width specifier and sets
|
||||
|
@ -200,7 +195,7 @@ template <typename Char> class printf_width_handler {
|
|||
explicit printf_width_handler(format_specs<Char>& specs) : specs_(specs) {}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
|
||||
unsigned operator()(T value) {
|
||||
auto operator()(T value) -> unsigned {
|
||||
auto width = static_cast<uint32_or_64_or_128_t<T>>(value);
|
||||
if (detail::is_negative(value)) {
|
||||
specs_.align = align::left;
|
||||
|
@ -212,7 +207,7 @@ template <typename Char> class printf_width_handler {
|
|||
}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
|
||||
unsigned operator()(T) {
|
||||
auto operator()(T) -> unsigned {
|
||||
throw_format_error("width is not integer");
|
||||
return 0;
|
||||
}
|
||||
|
@ -227,31 +222,35 @@ auto make_arg_formatter(buffer_appender<Char> iter, format_specs<Char>& s)
|
|||
}
|
||||
|
||||
// The ``printf`` argument formatter.
|
||||
template <typename OutputIt, typename Char>
|
||||
template <typename Char>
|
||||
class printf_arg_formatter : public arg_formatter<Char> {
|
||||
private:
|
||||
using base = arg_formatter<Char>;
|
||||
using context_type = basic_printf_context<OutputIt, Char>;
|
||||
using context_type = basic_printf_context<Char>;
|
||||
|
||||
context_type& context_;
|
||||
|
||||
OutputIt write_null_pointer(bool is_string = false) {
|
||||
void write_null_pointer(bool is_string = false) {
|
||||
auto s = this->specs;
|
||||
s.type = presentation_type::none;
|
||||
return write_bytes(this->out, is_string ? "(null)" : "(nil)", s);
|
||||
write_bytes(this->out, is_string ? "(null)" : "(nil)", s);
|
||||
}
|
||||
|
||||
public:
|
||||
printf_arg_formatter(OutputIt iter, format_specs<Char>& s, context_type& ctx)
|
||||
printf_arg_formatter(buffer_appender<Char> iter, format_specs<Char>& s,
|
||||
context_type& ctx)
|
||||
: base(make_arg_formatter(iter, s)), context_(ctx) {}
|
||||
|
||||
OutputIt operator()(monostate value) { return base::operator()(value); }
|
||||
void operator()(monostate value) { base::operator()(value); }
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)>
|
||||
OutputIt operator()(T value) {
|
||||
void operator()(T value) {
|
||||
// MSVC2013 fails to compile separate overloads for bool and Char so use
|
||||
// std::is_same instead.
|
||||
if (std::is_same<T, Char>::value) {
|
||||
if (!std::is_same<T, Char>::value) {
|
||||
base::operator()(value);
|
||||
return;
|
||||
}
|
||||
format_specs<Char> fmt_specs = this->specs;
|
||||
if (fmt_specs.type != presentation_type::none &&
|
||||
fmt_specs.type != presentation_type::chr) {
|
||||
|
@ -264,43 +263,44 @@ class printf_arg_formatter : public arg_formatter<Char> {
|
|||
// ignored for non-numeric types
|
||||
if (fmt_specs.align == align::none || fmt_specs.align == align::numeric)
|
||||
fmt_specs.align = align::right;
|
||||
return write<Char>(this->out, static_cast<Char>(value), fmt_specs);
|
||||
}
|
||||
return base::operator()(value);
|
||||
write<Char>(this->out, static_cast<Char>(value), fmt_specs);
|
||||
}
|
||||
|
||||
template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)>
|
||||
OutputIt operator()(T value) {
|
||||
return base::operator()(value);
|
||||
void operator()(T value) {
|
||||
base::operator()(value);
|
||||
}
|
||||
|
||||
/** Formats a null-terminated C string. */
|
||||
OutputIt operator()(const char* value) {
|
||||
if (value) return base::operator()(value);
|
||||
return write_null_pointer(this->specs.type != presentation_type::pointer);
|
||||
void operator()(const char* value) {
|
||||
if (value)
|
||||
base::operator()(value);
|
||||
else
|
||||
write_null_pointer(this->specs.type != presentation_type::pointer);
|
||||
}
|
||||
|
||||
/** Formats a null-terminated wide C string. */
|
||||
OutputIt operator()(const wchar_t* value) {
|
||||
if (value) return base::operator()(value);
|
||||
return write_null_pointer(this->specs.type != presentation_type::pointer);
|
||||
void operator()(const wchar_t* value) {
|
||||
if (value)
|
||||
base::operator()(value);
|
||||
else
|
||||
write_null_pointer(this->specs.type != presentation_type::pointer);
|
||||
}
|
||||
|
||||
OutputIt operator()(basic_string_view<Char> value) {
|
||||
return base::operator()(value);
|
||||
}
|
||||
void operator()(basic_string_view<Char> value) { base::operator()(value); }
|
||||
|
||||
/** Formats a pointer. */
|
||||
OutputIt operator()(const void* value) {
|
||||
return value ? base::operator()(value) : write_null_pointer();
|
||||
void operator()(const void* value) {
|
||||
if (value)
|
||||
base::operator()(value);
|
||||
else
|
||||
write_null_pointer();
|
||||
}
|
||||
|
||||
/** Formats an argument of a custom (user-defined) type. */
|
||||
OutputIt operator()(typename basic_format_arg<context_type>::handle handle) {
|
||||
auto parse_ctx =
|
||||
basic_printf_parse_context<Char>(basic_string_view<Char>());
|
||||
void operator()(typename basic_format_arg<context_type>::handle handle) {
|
||||
auto parse_ctx = basic_format_parse_context<Char>({});
|
||||
handle.format(parse_ctx, context_);
|
||||
return this->out;
|
||||
}
|
||||
};
|
||||
|
||||
|
@ -318,9 +318,7 @@ void parse_flags(format_specs<Char>& specs, const Char*& it, const Char* end) {
|
|||
specs.fill[0] = '0';
|
||||
break;
|
||||
case ' ':
|
||||
if (specs.sign != sign::plus) {
|
||||
specs.sign = sign::space;
|
||||
}
|
||||
if (specs.sign != sign::plus) specs.sign = sign::space;
|
||||
break;
|
||||
case '#':
|
||||
specs.alt = true;
|
||||
|
@ -332,8 +330,8 @@ void parse_flags(format_specs<Char>& specs, const Char*& it, const Char* end) {
|
|||
}
|
||||
|
||||
template <typename Char, typename GetArg>
|
||||
int parse_header(const Char*& it, const Char* end, format_specs<Char>& specs,
|
||||
GetArg get_arg) {
|
||||
auto parse_header(const Char*& it, const Char* end, format_specs<Char>& specs,
|
||||
GetArg get_arg) -> int {
|
||||
int arg_index = -1;
|
||||
Char c = *it;
|
||||
if (c >= '0' && c <= '9') {
|
||||
|
@ -414,8 +412,8 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
|
|||
basic_format_args<Context> args) {
|
||||
using iterator = buffer_appender<Char>;
|
||||
auto out = iterator(buf);
|
||||
auto context = basic_printf_context<iterator, Char>(out, args);
|
||||
auto parse_ctx = basic_printf_parse_context<Char>(format);
|
||||
auto context = basic_printf_context<Char>(out, args);
|
||||
auto parse_ctx = basic_format_parse_context<Char>(format);
|
||||
|
||||
// Returns the argument with specified index or, if arg_index is -1, the next
|
||||
// argument.
|
||||
|
@ -437,11 +435,10 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
|
|||
}
|
||||
Char c = *it++;
|
||||
if (it != end && *it == c) {
|
||||
out = write(out, basic_string_view<Char>(start, to_unsigned(it - start)));
|
||||
write(out, basic_string_view<Char>(start, to_unsigned(it - start)));
|
||||
start = ++it;
|
||||
continue;
|
||||
}
|
||||
out =
|
||||
write(out, basic_string_view<Char>(start, to_unsigned(it - 1 - start)));
|
||||
|
||||
auto specs = format_specs<Char>();
|
||||
|
@ -469,16 +466,17 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
|
|||
auto arg = get_arg(arg_index);
|
||||
// For d, i, o, u, x, and X conversion specifiers, if a precision is
|
||||
// specified, the '0' flag is ignored
|
||||
if (specs.precision >= 0 && arg.is_integral())
|
||||
specs.fill[0] =
|
||||
' '; // Ignore '0' flag for non-numeric types or if '-' present.
|
||||
if (specs.precision >= 0 && arg.is_integral()) {
|
||||
// Ignore '0' for non-numeric types or if '-' present.
|
||||
specs.fill[0] = ' ';
|
||||
}
|
||||
if (specs.precision >= 0 && arg.type() == type::cstring_type) {
|
||||
auto str = visit_format_arg(get_cstring<Char>(), arg);
|
||||
auto str_end = str + specs.precision;
|
||||
auto nul = std::find(str, str_end, Char());
|
||||
arg = make_arg<basic_printf_context<iterator, Char>>(
|
||||
basic_string_view<Char>(
|
||||
str, to_unsigned(nul != str_end ? nul - str : specs.precision)));
|
||||
auto sv = basic_string_view<Char>(
|
||||
str, to_unsigned(nul != str_end ? nul - str : specs.precision));
|
||||
arg = make_arg<basic_printf_context<Char>>(sv);
|
||||
}
|
||||
if (specs.alt && visit_format_arg(is_zero_int(), arg)) specs.alt = false;
|
||||
if (specs.fill[0] == '0') {
|
||||
|
@ -540,8 +538,7 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
|
|||
type = 'd';
|
||||
break;
|
||||
case 'c':
|
||||
visit_format_arg(
|
||||
char_converter<basic_printf_context<iterator, Char>>(arg), arg);
|
||||
visit_format_arg(char_converter<basic_printf_context<Char>>(arg), arg);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
@ -552,19 +549,14 @@ void vprintf(buffer<Char>& buf, basic_string_view<Char> format,
|
|||
start = it;
|
||||
|
||||
// Format argument.
|
||||
out = visit_format_arg(
|
||||
printf_arg_formatter<iterator, Char>(out, specs, context), arg);
|
||||
visit_format_arg(printf_arg_formatter<Char>(out, specs, context), arg);
|
||||
}
|
||||
write(out, basic_string_view<Char>(start, to_unsigned(it - start)));
|
||||
}
|
||||
FMT_END_DETAIL_NAMESPACE
|
||||
} // namespace detail
|
||||
|
||||
template <typename Char>
|
||||
using basic_printf_context_t =
|
||||
basic_printf_context<detail::buffer_appender<Char>, Char>;
|
||||
|
||||
using printf_context = basic_printf_context_t<char>;
|
||||
using wprintf_context = basic_printf_context_t<wchar_t>;
|
||||
using printf_context = basic_printf_context<char>;
|
||||
using wprintf_context = basic_printf_context<wchar_t>;
|
||||
|
||||
using printf_args = basic_format_args<printf_context>;
|
||||
using wprintf_args = basic_format_args<wprintf_context>;
|
||||
|
@ -581,25 +573,20 @@ inline auto make_printf_args(const T&... args)
|
|||
return {args...};
|
||||
}
|
||||
|
||||
/**
|
||||
\rst
|
||||
Constructs an `~fmt::format_arg_store` object that contains references to
|
||||
arguments and can be implicitly converted to `~fmt::wprintf_args`.
|
||||
\endrst
|
||||
*/
|
||||
// DEPRECATED!
|
||||
template <typename... T>
|
||||
inline auto make_wprintf_args(const T&... args)
|
||||
-> format_arg_store<wprintf_context, T...> {
|
||||
return {args...};
|
||||
}
|
||||
|
||||
template <typename S, typename Char = char_t<S>>
|
||||
template <typename Char>
|
||||
inline auto vsprintf(
|
||||
const S& fmt,
|
||||
basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args)
|
||||
basic_string_view<Char> fmt,
|
||||
basic_format_args<basic_printf_context<type_identity_t<Char>>> args)
|
||||
-> std::basic_string<Char> {
|
||||
auto buf = basic_memory_buffer<Char>();
|
||||
detail::vprintf(buf, detail::to_string_view(fmt), args);
|
||||
detail::vprintf(buf, fmt, args);
|
||||
return to_string(buf);
|
||||
}
|
||||
|
||||
|
@ -615,18 +602,17 @@ inline auto vsprintf(
|
|||
template <typename S, typename... T,
|
||||
typename Char = enable_if_t<detail::is_string<S>::value, char_t<S>>>
|
||||
inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string<Char> {
|
||||
using context = basic_printf_context_t<Char>;
|
||||
return vsprintf(detail::to_string_view(fmt),
|
||||
fmt::make_format_args<context>(args...));
|
||||
fmt::make_format_args<basic_printf_context<Char>>(args...));
|
||||
}
|
||||
|
||||
template <typename S, typename Char = char_t<S>>
|
||||
template <typename Char>
|
||||
inline auto vfprintf(
|
||||
std::FILE* f, const S& fmt,
|
||||
basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args)
|
||||
std::FILE* f, basic_string_view<Char> fmt,
|
||||
basic_format_args<basic_printf_context<type_identity_t<Char>>> args)
|
||||
-> int {
|
||||
auto buf = basic_memory_buffer<Char>();
|
||||
detail::vprintf(buf, detail::to_string_view(fmt), args);
|
||||
detail::vprintf(buf, fmt, args);
|
||||
size_t size = buf.size();
|
||||
return std::fwrite(buf.data(), sizeof(Char), size, f) < size
|
||||
? -1
|
||||
|
@ -644,17 +630,16 @@ inline auto vfprintf(
|
|||
*/
|
||||
template <typename S, typename... T, typename Char = char_t<S>>
|
||||
inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int {
|
||||
using context = basic_printf_context_t<Char>;
|
||||
return vfprintf(f, detail::to_string_view(fmt),
|
||||
fmt::make_format_args<context>(args...));
|
||||
fmt::make_format_args<basic_printf_context<Char>>(args...));
|
||||
}
|
||||
|
||||
template <typename S, typename Char = char_t<S>>
|
||||
inline auto vprintf(
|
||||
const S& fmt,
|
||||
basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args)
|
||||
template <typename Char>
|
||||
FMT_DEPRECATED inline auto vprintf(
|
||||
basic_string_view<Char> fmt,
|
||||
basic_format_args<basic_printf_context<type_identity_t<Char>>> args)
|
||||
-> int {
|
||||
return vfprintf(stdout, detail::to_string_view(fmt), args);
|
||||
return vfprintf(stdout, fmt, args);
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -666,11 +651,14 @@ inline auto vprintf(
|
|||
fmt::printf("Elapsed time: %.2f seconds", 1.23);
|
||||
\endrst
|
||||
*/
|
||||
template <typename S, typename... T, FMT_ENABLE_IF(detail::is_string<S>::value)>
|
||||
inline auto printf(const S& fmt, const T&... args) -> int {
|
||||
return vprintf(
|
||||
detail::to_string_view(fmt),
|
||||
fmt::make_format_args<basic_printf_context_t<char_t<S>>>(args...));
|
||||
template <typename... T>
|
||||
inline auto printf(string_view fmt, const T&... args) -> int {
|
||||
return vfprintf(stdout, fmt, make_printf_args(args...));
|
||||
}
|
||||
template <typename... T>
|
||||
FMT_DEPRECATED inline auto printf(basic_string_view<wchar_t> fmt,
|
||||
const T&... args) -> int {
|
||||
return vfprintf(stdout, fmt, make_wprintf_args(args...));
|
||||
}
|
||||
|
||||
FMT_END_EXPORT
|
||||
|
|
|
@ -668,8 +668,11 @@ template <typename Container> struct all {
|
|||
} // namespace detail
|
||||
|
||||
template <typename T, typename Char>
|
||||
struct formatter<T, Char,
|
||||
enable_if_t<detail::is_container_adaptor_like<T>::value>>
|
||||
struct formatter<
|
||||
T, Char,
|
||||
enable_if_t<conjunction<detail::is_container_adaptor_like<T>,
|
||||
bool_constant<range_format_kind<T, Char>::value ==
|
||||
range_format::disabled>>::value>>
|
||||
: formatter<detail::all<typename T::container_type>, Char> {
|
||||
using all = detail::all<typename T::container_type>;
|
||||
template <typename FormatContext>
|
||||
|
|
|
@ -8,6 +8,8 @@
|
|||
#ifndef FMT_STD_H_
|
||||
#define FMT_STD_H_
|
||||
|
||||
#include <atomic>
|
||||
#include <bitset>
|
||||
#include <cstdlib>
|
||||
#include <exception>
|
||||
#include <memory>
|
||||
|
@ -15,7 +17,9 @@
|
|||
#include <type_traits>
|
||||
#include <typeinfo>
|
||||
#include <utility>
|
||||
#include <vector>
|
||||
|
||||
#include "format.h"
|
||||
#include "ostream.h"
|
||||
|
||||
#if FMT_HAS_INCLUDE(<version>)
|
||||
|
@ -44,27 +48,48 @@
|
|||
# endif
|
||||
#endif
|
||||
|
||||
// Check if typeid is available.
|
||||
#ifndef FMT_USE_TYPEID
|
||||
// __RTTI is for EDG compilers. In MSVC typeid is available without RTTI.
|
||||
# if defined(__GXX_RTTI) || FMT_HAS_FEATURE(cxx_rtti) || FMT_MSC_VERSION || \
|
||||
defined(__INTEL_RTTI__) || defined(__RTTI)
|
||||
# define FMT_USE_TYPEID 1
|
||||
# else
|
||||
# define FMT_USE_TYPEID 0
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef __cpp_lib_filesystem
|
||||
FMT_BEGIN_NAMESPACE
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename Char> auto get_path_string(const std::filesystem::path& p) {
|
||||
return p.string<Char>();
|
||||
}
|
||||
|
||||
template <typename Char>
|
||||
void write_escaped_path(basic_memory_buffer<Char>& quoted,
|
||||
const std::filesystem::path& p) {
|
||||
write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>());
|
||||
}
|
||||
|
||||
# ifdef _WIN32
|
||||
template <>
|
||||
inline auto get_path_string<char>(const std::filesystem::path& p) {
|
||||
return to_utf8<wchar_t>(p.native(), to_utf8_error_policy::replace);
|
||||
}
|
||||
|
||||
template <>
|
||||
inline void write_escaped_path<char>(memory_buffer& quoted,
|
||||
const std::filesystem::path& p) {
|
||||
auto buf = basic_memory_buffer<wchar_t>();
|
||||
write_escaped_string<wchar_t>(std::back_inserter(buf), p.native());
|
||||
// Convert UTF-16 to UTF-8.
|
||||
if (!unicode_to_utf8<wchar_t>::convert(quoted, {buf.data(), buf.size()}))
|
||||
FMT_THROW(std::runtime_error("invalid utf16"));
|
||||
bool valid = to_utf8<wchar_t>::convert(quoted, {buf.data(), buf.size()});
|
||||
FMT_ASSERT(valid, "invalid utf16");
|
||||
}
|
||||
# endif
|
||||
# endif // _WIN32
|
||||
|
||||
template <>
|
||||
inline void write_escaped_path<std::filesystem::path::value_type>(
|
||||
basic_memory_buffer<std::filesystem::path::value_type>& quoted,
|
||||
|
@ -75,36 +100,59 @@ inline void write_escaped_path<std::filesystem::path::value_type>(
|
|||
|
||||
} // namespace detail
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
template <typename Char>
|
||||
struct formatter<std::filesystem::path, Char>
|
||||
: formatter<basic_string_view<Char>> {
|
||||
FMT_EXPORT
|
||||
template <typename Char> struct formatter<std::filesystem::path, Char> {
|
||||
private:
|
||||
format_specs<Char> specs_;
|
||||
detail::arg_ref<Char> width_ref_;
|
||||
bool debug_ = false;
|
||||
|
||||
public:
|
||||
FMT_CONSTEXPR void set_debug_format(bool set = true) { debug_ = set; }
|
||||
|
||||
template <typename ParseContext> FMT_CONSTEXPR auto parse(ParseContext& ctx) {
|
||||
auto out = formatter<basic_string_view<Char>>::parse(ctx);
|
||||
this->set_debug_format(false);
|
||||
return out;
|
||||
auto it = ctx.begin(), end = ctx.end();
|
||||
if (it == end) return it;
|
||||
|
||||
it = detail::parse_align(it, end, specs_);
|
||||
if (it == end) return it;
|
||||
|
||||
it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx);
|
||||
if (it != end && *it == '?') {
|
||||
debug_ = true;
|
||||
++it;
|
||||
}
|
||||
return it;
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
auto format(const std::filesystem::path& p, FormatContext& ctx) const ->
|
||||
typename FormatContext::iterator {
|
||||
auto format(const std::filesystem::path& p, FormatContext& ctx) const {
|
||||
auto specs = specs_;
|
||||
detail::handle_dynamic_spec<detail::width_checker>(specs.width, width_ref_,
|
||||
ctx);
|
||||
if (!debug_) {
|
||||
auto s = detail::get_path_string<Char>(p);
|
||||
return detail::write(ctx.out(), basic_string_view<Char>(s), specs);
|
||||
}
|
||||
auto quoted = basic_memory_buffer<Char>();
|
||||
detail::write_escaped_path(quoted, p);
|
||||
return formatter<basic_string_view<Char>>::format(
|
||||
basic_string_view<Char>(quoted.data(), quoted.size()), ctx);
|
||||
return detail::write(ctx.out(),
|
||||
basic_string_view<Char>(quoted.data(), quoted.size()),
|
||||
specs);
|
||||
}
|
||||
};
|
||||
FMT_END_NAMESPACE
|
||||
#endif
|
||||
|
||||
FMT_BEGIN_NAMESPACE
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename Char>
|
||||
struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> {};
|
||||
FMT_END_NAMESPACE
|
||||
|
||||
#ifdef __cpp_lib_optional
|
||||
FMT_BEGIN_NAMESPACE
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename T, typename Char>
|
||||
struct formatter<std::optional<T>, Char,
|
||||
std::enable_if_t<is_formattable<T, Char>::value>> {
|
||||
|
@ -148,22 +196,6 @@ FMT_END_NAMESPACE
|
|||
|
||||
#ifdef __cpp_lib_variant
|
||||
FMT_BEGIN_NAMESPACE
|
||||
FMT_MODULE_EXPORT
|
||||
template <typename Char> struct formatter<std::monostate, Char> {
|
||||
template <typename ParseContext>
|
||||
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
|
||||
return ctx.begin();
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
auto format(const std::monostate&, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
auto out = ctx.out();
|
||||
out = detail::write<Char>(out, "monostate");
|
||||
return out;
|
||||
}
|
||||
};
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename T>
|
||||
|
@ -197,6 +229,7 @@ auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt {
|
|||
}
|
||||
|
||||
} // namespace detail
|
||||
|
||||
template <typename T> struct is_variant_like {
|
||||
static constexpr const bool value = detail::is_variant_like_<T>::value;
|
||||
};
|
||||
|
@ -206,7 +239,21 @@ template <typename T, typename C> struct is_variant_formattable {
|
|||
detail::is_variant_formattable_<T, C>::value;
|
||||
};
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename Char> struct formatter<std::monostate, Char> {
|
||||
template <typename ParseContext>
|
||||
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
|
||||
return ctx.begin();
|
||||
}
|
||||
|
||||
template <typename FormatContext>
|
||||
auto format(const std::monostate&, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
return detail::write<Char>(ctx.out(), "monostate");
|
||||
}
|
||||
};
|
||||
|
||||
FMT_EXPORT
|
||||
template <typename Variant, typename Char>
|
||||
struct formatter<
|
||||
Variant, Char,
|
||||
|
@ -223,13 +270,14 @@ struct formatter<
|
|||
auto out = ctx.out();
|
||||
|
||||
out = detail::write<Char>(out, "variant(");
|
||||
try {
|
||||
FMT_TRY {
|
||||
std::visit(
|
||||
[&](const auto& v) {
|
||||
out = detail::write_variant_alternative<Char>(out, v);
|
||||
},
|
||||
value);
|
||||
} catch (const std::bad_variant_access&) {
|
||||
}
|
||||
FMT_CATCH(const std::bad_variant_access&) {
|
||||
detail::write<Char>(out, "valueless by exception");
|
||||
}
|
||||
*out++ = ')';
|
||||
|
@ -240,7 +288,7 @@ FMT_END_NAMESPACE
|
|||
#endif // __cpp_lib_variant
|
||||
|
||||
FMT_BEGIN_NAMESPACE
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename Char> struct formatter<std::error_code, Char> {
|
||||
template <typename ParseContext>
|
||||
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
|
||||
|
@ -258,7 +306,7 @@ template <typename Char> struct formatter<std::error_code, Char> {
|
|||
}
|
||||
};
|
||||
|
||||
FMT_MODULE_EXPORT
|
||||
FMT_EXPORT
|
||||
template <typename T, typename Char>
|
||||
struct formatter<
|
||||
T, Char,
|
||||
|
@ -274,7 +322,7 @@ struct formatter<
|
|||
if (it == end || *it == '}') return it;
|
||||
if (*it == 't') {
|
||||
++it;
|
||||
with_typename_ = true;
|
||||
with_typename_ = FMT_USE_TYPEID != 0;
|
||||
}
|
||||
return it;
|
||||
}
|
||||
|
@ -287,8 +335,9 @@ struct formatter<
|
|||
if (!with_typename_)
|
||||
return detail::write_bytes(out, string_view(ex.what()), spec);
|
||||
|
||||
#if FMT_USE_TYPEID
|
||||
const std::type_info& ti = typeid(ex);
|
||||
#ifdef FMT_HAS_ABI_CXA_DEMANGLE
|
||||
# ifdef FMT_HAS_ABI_CXA_DEMANGLE
|
||||
int status = 0;
|
||||
std::size_t size = 0;
|
||||
std::unique_ptr<char, decltype(&std::free)> demangled_name_ptr(
|
||||
|
@ -327,23 +376,90 @@ struct formatter<
|
|||
demangled_name_view = string_view(ti.name());
|
||||
}
|
||||
out = detail::write_bytes(out, demangled_name_view, spec);
|
||||
#elif FMT_MSC_VERSION
|
||||
# elif FMT_MSC_VERSION
|
||||
string_view demangled_name_view(ti.name());
|
||||
if (demangled_name_view.starts_with("class "))
|
||||
demangled_name_view.remove_prefix(6);
|
||||
else if (demangled_name_view.starts_with("struct "))
|
||||
demangled_name_view.remove_prefix(7);
|
||||
out = detail::write_bytes(out, demangled_name_view, spec);
|
||||
#else
|
||||
# else
|
||||
out = detail::write_bytes(out, string_view(ti.name()), spec);
|
||||
# endif
|
||||
*out++ = ':';
|
||||
*out++ = ' ';
|
||||
return detail::write_bytes(out, string_view(ex.what()), spec);
|
||||
#endif
|
||||
out = detail::write<Char>(out, Char(':'));
|
||||
out = detail::write<Char>(out, Char(' '));
|
||||
out = detail::write_bytes(out, string_view(ex.what()), spec);
|
||||
|
||||
return out;
|
||||
}
|
||||
};
|
||||
FMT_END_NAMESPACE
|
||||
|
||||
namespace detail {
|
||||
|
||||
template <typename T, typename Enable = void>
|
||||
struct has_flip : std::false_type {};
|
||||
|
||||
template <typename T>
|
||||
struct has_flip<T, void_t<decltype(std::declval<T>().flip())>>
|
||||
: std::true_type {};
|
||||
|
||||
template <typename T> struct is_bit_reference_like {
|
||||
static constexpr const bool value =
|
||||
std::is_convertible<T, bool>::value &&
|
||||
std::is_nothrow_assignable<T, bool>::value && has_flip<T>::value;
|
||||
};
|
||||
|
||||
#ifdef _LIBCPP_VERSION
|
||||
|
||||
// Workaround for libc++ incompatibility with C++ standard.
|
||||
// According to the Standard, `bitset::operator[] const` returns bool.
|
||||
template <typename C>
|
||||
struct is_bit_reference_like<std::__bit_const_reference<C>> {
|
||||
static constexpr const bool value = true;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
||||
} // namespace detail
|
||||
|
||||
// We can't use std::vector<bool, Allocator>::reference and
|
||||
// std::bitset<N>::reference because the compiler can't deduce Allocator and N
|
||||
// in partial specialization.
|
||||
FMT_EXPORT
|
||||
template <typename BitRef, typename Char>
|
||||
struct formatter<BitRef, Char,
|
||||
enable_if_t<detail::is_bit_reference_like<BitRef>::value>>
|
||||
: formatter<bool, Char> {
|
||||
template <typename FormatContext>
|
||||
FMT_CONSTEXPR auto format(const BitRef& v, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
return formatter<bool, Char>::format(v, ctx);
|
||||
}
|
||||
};
|
||||
|
||||
FMT_EXPORT
|
||||
template <typename T, typename Char>
|
||||
struct formatter<std::atomic<T>, Char,
|
||||
enable_if_t<is_formattable<T, Char>::value>>
|
||||
: formatter<T, Char> {
|
||||
template <typename FormatContext>
|
||||
auto format(const std::atomic<T>& v, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
return formatter<T, Char>::format(v.load(), ctx);
|
||||
}
|
||||
};
|
||||
|
||||
#ifdef __cpp_lib_atomic_flag_test
|
||||
FMT_EXPORT
|
||||
template <typename Char>
|
||||
struct formatter<std::atomic_flag, Char>
|
||||
: formatter<bool, Char> {
|
||||
template <typename FormatContext>
|
||||
auto format(const std::atomic_flag& v, FormatContext& ctx) const
|
||||
-> decltype(ctx.out()) {
|
||||
return formatter<bool, Char>::format(v.test(), ctx);
|
||||
}
|
||||
};
|
||||
#endif // __cpp_lib_atomic_flag_test
|
||||
|
||||
FMT_END_NAMESPACE
|
||||
#endif // FMT_STD_H_
|
||||
|
|
|
@ -62,9 +62,9 @@ template <> struct is_char<detail::char8_type> : std::true_type {};
|
|||
template <> struct is_char<char16_t> : std::true_type {};
|
||||
template <> struct is_char<char32_t> : std::true_type {};
|
||||
|
||||
template <typename... Args>
|
||||
constexpr format_arg_store<wformat_context, Args...> make_wformat_args(
|
||||
const Args&... args) {
|
||||
template <typename... T>
|
||||
constexpr format_arg_store<wformat_context, T...> make_wformat_args(
|
||||
const T&... args) {
|
||||
return {args...};
|
||||
}
|
||||
|
||||
|
@ -99,9 +99,9 @@ template <typename Char, FMT_ENABLE_IF(!std::is_same<Char, char>::value)>
|
|||
auto vformat(basic_string_view<Char> format_str,
|
||||
basic_format_args<buffer_context<type_identity_t<Char>>> args)
|
||||
-> std::basic_string<Char> {
|
||||
basic_memory_buffer<Char> buffer;
|
||||
detail::vformat_to(buffer, format_str, args);
|
||||
return to_string(buffer);
|
||||
auto buf = basic_memory_buffer<Char>();
|
||||
detail::vformat_to(buf, format_str, args);
|
||||
return to_string(buf);
|
||||
}
|
||||
|
||||
template <typename... T>
|
||||
|
@ -111,10 +111,10 @@ auto format(wformat_string<T...> fmt, T&&... args) -> std::wstring {
|
|||
|
||||
// Pass char_t as a default template parameter instead of using
|
||||
// std::basic_string<char_t<S>> to reduce the symbol size.
|
||||
template <typename S, typename... Args, typename Char = char_t<S>,
|
||||
template <typename S, typename... T, typename Char = char_t<S>,
|
||||
FMT_ENABLE_IF(!std::is_same<Char, char>::value &&
|
||||
!std::is_same<Char, wchar_t>::value)>
|
||||
auto format(const S& format_str, Args&&... args) -> std::basic_string<Char> {
|
||||
auto format(const S& format_str, T&&... args) -> std::basic_string<Char> {
|
||||
return vformat(detail::to_string_view(format_str),
|
||||
fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
}
|
||||
|
@ -129,11 +129,10 @@ inline auto vformat(
|
|||
return detail::vformat(loc, detail::to_string_view(format_str), args);
|
||||
}
|
||||
|
||||
template <typename Locale, typename S, typename... Args,
|
||||
typename Char = char_t<S>,
|
||||
template <typename Locale, typename S, typename... T, typename Char = char_t<S>,
|
||||
FMT_ENABLE_IF(detail::is_locale<Locale>::value&&
|
||||
detail::is_exotic_char<Char>::value)>
|
||||
inline auto format(const Locale& loc, const S& format_str, Args&&... args)
|
||||
inline auto format(const Locale& loc, const S& format_str, T&&... args)
|
||||
-> std::basic_string<Char> {
|
||||
return detail::vformat(loc, detail::to_string_view(format_str),
|
||||
fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
|
@ -150,11 +149,11 @@ auto vformat_to(OutputIt out, const S& format_str,
|
|||
return detail::get_iterator(buf, out);
|
||||
}
|
||||
|
||||
template <typename OutputIt, typename S, typename... Args,
|
||||
template <typename OutputIt, typename S, typename... T,
|
||||
typename Char = char_t<S>,
|
||||
FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&&
|
||||
detail::is_exotic_char<Char>::value)>
|
||||
inline auto format_to(OutputIt out, const S& fmt, Args&&... args) -> OutputIt {
|
||||
inline auto format_to(OutputIt out, const S& fmt, T&&... args) -> OutputIt {
|
||||
return vformat_to(out, detail::to_string_view(fmt),
|
||||
fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
}
|
||||
|
@ -174,12 +173,12 @@ inline auto vformat_to(
|
|||
}
|
||||
|
||||
template <
|
||||
typename OutputIt, typename Locale, typename S, typename... Args,
|
||||
typename OutputIt, typename Locale, typename S, typename... T,
|
||||
typename Char = char_t<S>,
|
||||
bool enable = detail::is_output_iterator<OutputIt, Char>::value&&
|
||||
detail::is_locale<Locale>::value&& detail::is_exotic_char<Char>::value>
|
||||
inline auto format_to(OutputIt out, const Locale& loc, const S& format_str,
|
||||
Args&&... args) ->
|
||||
T&&... args) ->
|
||||
typename std::enable_if<enable, OutputIt>::type {
|
||||
return vformat_to(out, loc, detail::to_string_view(format_str),
|
||||
fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
|
@ -192,36 +191,36 @@ inline auto vformat_to_n(
|
|||
OutputIt out, size_t n, basic_string_view<Char> format_str,
|
||||
basic_format_args<buffer_context<type_identity_t<Char>>> args)
|
||||
-> format_to_n_result<OutputIt> {
|
||||
detail::iterator_buffer<OutputIt, Char, detail::fixed_buffer_traits> buf(out,
|
||||
n);
|
||||
using traits = detail::fixed_buffer_traits;
|
||||
auto buf = detail::iterator_buffer<OutputIt, Char, traits>(out, n);
|
||||
detail::vformat_to(buf, format_str, args);
|
||||
return {buf.out(), buf.count()};
|
||||
}
|
||||
|
||||
template <typename OutputIt, typename S, typename... Args,
|
||||
template <typename OutputIt, typename S, typename... T,
|
||||
typename Char = char_t<S>,
|
||||
FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&&
|
||||
detail::is_exotic_char<Char>::value)>
|
||||
inline auto format_to_n(OutputIt out, size_t n, const S& fmt,
|
||||
const Args&... args) -> format_to_n_result<OutputIt> {
|
||||
inline auto format_to_n(OutputIt out, size_t n, const S& fmt, T&&... args)
|
||||
-> format_to_n_result<OutputIt> {
|
||||
return vformat_to_n(out, n, detail::to_string_view(fmt),
|
||||
fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
}
|
||||
|
||||
template <typename S, typename... Args, typename Char = char_t<S>,
|
||||
template <typename S, typename... T, typename Char = char_t<S>,
|
||||
FMT_ENABLE_IF(detail::is_exotic_char<Char>::value)>
|
||||
inline auto formatted_size(const S& fmt, Args&&... args) -> size_t {
|
||||
detail::counting_buffer<Char> buf;
|
||||
inline auto formatted_size(const S& fmt, T&&... args) -> size_t {
|
||||
auto buf = detail::counting_buffer<Char>();
|
||||
detail::vformat_to(buf, detail::to_string_view(fmt),
|
||||
fmt::make_format_args<buffer_context<Char>>(args...));
|
||||
return buf.count();
|
||||
}
|
||||
|
||||
inline void vprint(std::FILE* f, wstring_view fmt, wformat_args args) {
|
||||
wmemory_buffer buffer;
|
||||
detail::vformat_to(buffer, fmt, args);
|
||||
buffer.push_back(L'\0');
|
||||
if (std::fputws(buffer.data(), f) == -1)
|
||||
auto buf = wmemory_buffer();
|
||||
detail::vformat_to(buf, fmt, args);
|
||||
buf.push_back(L'\0');
|
||||
if (std::fputws(buf.data(), f) == -1)
|
||||
FMT_THROW(system_error(errno, FMT_STRING("cannot write to file")));
|
||||
}
|
||||
|
||||
|
|
|
@ -72,15 +72,10 @@ module;
|
|||
|
||||
export module fmt;
|
||||
|
||||
#define FMT_MODULE_EXPORT export
|
||||
#define FMT_EXPORT export
|
||||
#define FMT_BEGIN_EXPORT export {
|
||||
#define FMT_END_EXPORT }
|
||||
#define FMT_BEGIN_DETAIL_NAMESPACE \
|
||||
} \
|
||||
namespace detail {
|
||||
#define FMT_END_DETAIL_NAMESPACE \
|
||||
} \
|
||||
export {
|
||||
|
||||
// If you define FMT_ATTACH_TO_GLOBAL_MODULE
|
||||
// - all declarations are detached from module 'fmt'
|
||||
// - the module behaves like a traditional static library, too
|
||||
|
@ -102,14 +97,13 @@ extern "C++" {
|
|||
#include "fmt/std.h"
|
||||
#include "fmt/xchar.h"
|
||||
|
||||
|
||||
#ifdef FMT_ATTACH_TO_GLOBAL_MODULE
|
||||
}
|
||||
#endif
|
||||
|
||||
// gcc doesn't yet implement private module fragments
|
||||
#if !FMT_GCC_VERSION
|
||||
module :private;
|
||||
module : private;
|
||||
#endif
|
||||
|
||||
#include "format.cc"
|
||||
|
|
|
@ -18,6 +18,10 @@
|
|||
# include <sys/stat.h>
|
||||
# include <sys/types.h>
|
||||
|
||||
# ifdef _WRS_KERNEL // VxWorks7 kernel
|
||||
# include <ioLib.h> // getpagesize
|
||||
# endif
|
||||
|
||||
# ifndef _WIN32
|
||||
# include <unistd.h>
|
||||
# else
|
||||
|
@ -110,9 +114,9 @@ class utf8_system_category final : public std::error_category {
|
|||
public:
|
||||
const char* name() const noexcept override { return "system"; }
|
||||
std::string message(int error_code) const override {
|
||||
system_message msg(error_code);
|
||||
auto&& msg = system_message(error_code);
|
||||
if (msg) {
|
||||
unicode_to_utf8<wchar_t> utf8_message;
|
||||
auto utf8_message = to_utf8<wchar_t>();
|
||||
if (utf8_message.convert(msg)) {
|
||||
return utf8_message.str();
|
||||
}
|
||||
|
@ -137,12 +141,12 @@ std::system_error vwindows_error(int err_code, string_view format_str,
|
|||
void detail::format_windows_error(detail::buffer<char>& out, int error_code,
|
||||
const char* message) noexcept {
|
||||
FMT_TRY {
|
||||
system_message msg(error_code);
|
||||
auto&& msg = system_message(error_code);
|
||||
if (msg) {
|
||||
unicode_to_utf8<wchar_t> utf8_message;
|
||||
auto utf8_message = to_utf8<wchar_t>();
|
||||
if (utf8_message.convert(msg)) {
|
||||
fmt::format_to(buffer_appender<char>(out), FMT_STRING("{}: {}"),
|
||||
message, string_view(utf8_message));
|
||||
fmt::format_to(appender(out), FMT_STRING("{}: {}"), message,
|
||||
string_view(utf8_message));
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
@ -337,9 +341,8 @@ file file::open_windows_file(wcstring_view path, int oflag) {
|
|||
int fd = -1;
|
||||
auto err = _wsopen_s(&fd, path.c_str(), oflag, _SH_DENYNO, default_open_mode);
|
||||
if (fd == -1) {
|
||||
FMT_THROW(
|
||||
system_error(err, FMT_STRING("cannot open file {}"),
|
||||
detail::unicode_to_utf8<wchar_t>(path.c_str()).c_str()));
|
||||
FMT_THROW(system_error(err, FMT_STRING("cannot open file {}"),
|
||||
detail::to_utf8<wchar_t>(path.c_str()).c_str()));
|
||||
}
|
||||
return file(fd);
|
||||
}
|
||||
|
@ -351,8 +354,13 @@ long getpagesize() {
|
|||
SYSTEM_INFO si;
|
||||
GetSystemInfo(&si);
|
||||
return si.dwPageSize;
|
||||
# else
|
||||
# ifdef _WRS_KERNEL
|
||||
long size = FMT_POSIX_CALL(getpagesize());
|
||||
# else
|
||||
long size = FMT_POSIX_CALL(sysconf(_SC_PAGESIZE));
|
||||
# endif
|
||||
|
||||
if (size < 0)
|
||||
FMT_THROW(system_error(errno, FMT_STRING("cannot get memory page size")));
|
||||
return size;
|
||||
|
|
Loading…
Reference in New Issue