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309f6fc9bc
* Introduce buffered_print class to manage buffered write patterns like in the ci command. * Remove --purge-tombstones option. * Law of demeter. * Make buffered_print imobile. * buffered_print => BufferedPrint * Fix merge conflict.
68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
#pragma once
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#include <vcpkg/base/strings.h>
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#include <vcpkg/base/view.h>
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namespace vcpkg::System
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{
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enum class Color
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{
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success = 10,
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error = 12,
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warning = 14,
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};
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namespace details
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{
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void print(StringView message);
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void print(const Color c, StringView message);
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}
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template<class Arg1, class... Args>
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void printf(const char* message_template, const Arg1& message_arg1, const Args&... message_args)
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{
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return ::vcpkg::System::details::print(Strings::format(message_template, message_arg1, message_args...));
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}
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template<class Arg1, class... Args>
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void printf(const Color c, const char* message_template, const Arg1& message_arg1, const Args&... message_args)
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{
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return ::vcpkg::System::details::print(c, Strings::format(message_template, message_arg1, message_args...));
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}
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template<class... Args>
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void print2(const Color c, const Args&... args)
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{
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::vcpkg::System::details::print(c, Strings::concat_or_view(args...));
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}
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template<class... Args>
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void print2(const Args&... args)
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{
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::vcpkg::System::details::print(Strings::concat_or_view(args...));
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}
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class BufferedPrint
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{
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::std::string stdout_buffer;
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static constexpr ::std::size_t buffer_size_target = 2048;
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static constexpr ::std::size_t expected_maximum_print = 256;
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static constexpr ::std::size_t alloc_size = buffer_size_target + expected_maximum_print;
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public:
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BufferedPrint() { stdout_buffer.reserve(alloc_size); }
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BufferedPrint(const BufferedPrint&) = delete;
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BufferedPrint& operator=(const BufferedPrint&) = delete;
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void append(::vcpkg::StringView nextView)
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{
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stdout_buffer.append(nextView.data(), nextView.size());
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if (stdout_buffer.size() > buffer_size_target)
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{
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::vcpkg::System::details::print(stdout_buffer);
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stdout_buffer.clear();
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}
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}
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~BufferedPrint() { ::vcpkg::System::details::print(stdout_buffer); }
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};
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}
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