105 lines
2.4 KiB
C++
105 lines
2.4 KiB
C++
// Copyright Johannes Kapfhammer 2019-2022.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// pretty pretty_printing with c++
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//
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#ifndef SOI_PRETTY
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#define SOI_PRETTY
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#include "prettyprint.hpp"
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namespace soi {
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namespace prettyprint {
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template <typename TChar, typename TCharTraits>
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std::basic_ostream<TChar, TCharTraits> &
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pretty_print(std::basic_ostream<TChar, TCharTraits> &stream, const bool &x) {
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return stream << (x ? "true" : "false");
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}
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namespace detail {
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template <typename TChar, typename TCharTraits>
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void escape_char(std::basic_ostream<TChar, TCharTraits> &stream, char c) {
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switch (c) {
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case '\a':
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stream << "\\a";
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break;
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case '\b':
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stream << "\\b";
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break;
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case '\t':
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stream << "\\t";
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break;
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case '\n':
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stream << "\\n";
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break;
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case '\v':
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stream << "\\v";
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break;
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case '\f':
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stream << "\\f";
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break;
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case '\r':
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stream << "\\r";
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break;
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case '\e':
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stream << "\\e";
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break;
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case '\"':
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stream << "\\\"";
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break;
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case '\'':
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stream << "\\'";
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break;
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case '\?':
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stream << "\\?";
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break;
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case '\\':
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stream << "\\\\";
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break;
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default:
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stream << c;
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}
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}
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} // namespace detail
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template <typename TChar, typename TCharTraits>
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std::basic_ostream<TChar, TCharTraits> &
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pretty_print(std::basic_ostream<TChar, TCharTraits> &stream,
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const std::string &x) {
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stream << "\"";
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for (char c : x)
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detail::escape_char(stream, c);
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return stream << "\"";
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}
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template <typename TChar, typename TCharTraits>
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std::basic_ostream<TChar, TCharTraits> &
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pretty_print(std::basic_ostream<TChar, TCharTraits> &stream, char c) {
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stream << "'";
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detail::escape_char(stream, c);
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return stream << "'";
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}
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template <typename T, typename TChar, typename TCharTraits>
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inline typename std::enable_if<!::soi::prettyprint::is_container<T>::value,
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std::basic_ostream<TChar, TCharTraits> &>::type
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pretty_print(std::basic_ostream<TChar, TCharTraits> &stream, const T &x) {
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return stream << x;
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}
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template <typename T, typename TChar, typename TCharTraits>
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std::basic_ostream<TChar, TCharTraits> &
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print(std::basic_ostream<TChar, TCharTraits> &stream, const T &x) {
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return ::soi::prettyprint::pretty_print(stream, x);
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}
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} // namespace prettyprint
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} // namespace soi
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#endif // SOI_PRETTY
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