error.ipp 3.0 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104
  1. //
  2. // Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
  3. //
  4. // Distributed under the Boost Software License, Version 1.0. (See accompanying
  5. // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  6. //
  7. // Official repository: https://github.com/boostorg/beast
  8. //
  9. #ifndef BOOST_BEAST_HTTP_IMPL_ERROR_IPP
  10. #define BOOST_BEAST_HTTP_IMPL_ERROR_IPP
  11. #include <boost/beast/http/error.hpp>
  12. #include <type_traits>
  13. namespace boost {
  14. namespace beast {
  15. namespace http {
  16. namespace detail {
  17. class http_error_category : public error_category
  18. {
  19. public:
  20. const char*
  21. name() const noexcept override
  22. {
  23. return "beast.http";
  24. }
  25. std::string
  26. message(int ev) const override
  27. {
  28. switch(static_cast<error>(ev))
  29. {
  30. case error::end_of_stream: return "end of stream";
  31. case error::partial_message: return "partial message";
  32. case error::need_more: return "need more";
  33. case error::unexpected_body: return "unexpected body";
  34. case error::need_buffer: return "need buffer";
  35. case error::end_of_chunk: return "end of chunk";
  36. case error::buffer_overflow: return "buffer overflow";
  37. case error::header_limit: return "header limit exceeded";
  38. case error::body_limit: return "body limit exceeded";
  39. case error::bad_alloc: return "bad alloc";
  40. case error::bad_line_ending: return "bad line ending";
  41. case error::bad_method: return "bad method";
  42. case error::bad_target: return "bad target";
  43. case error::bad_version: return "bad version";
  44. case error::bad_status: return "bad status";
  45. case error::bad_reason: return "bad reason";
  46. case error::bad_field: return "bad field";
  47. case error::bad_value: return "bad value";
  48. case error::bad_content_length: return "bad Content-Length";
  49. case error::bad_transfer_encoding: return "bad Transfer-Encoding";
  50. case error::bad_chunk: return "bad chunk";
  51. case error::bad_chunk_extension: return "bad chunk extension";
  52. case error::bad_obs_fold: return "bad obs-fold";
  53. case error::stale_parser: return "stale parser";
  54. default:
  55. return "beast.http error";
  56. }
  57. }
  58. error_condition
  59. default_error_condition(
  60. int ev) const noexcept override
  61. {
  62. return error_condition{ev, *this};
  63. }
  64. bool
  65. equivalent(int ev,
  66. error_condition const& condition
  67. ) const noexcept override
  68. {
  69. return condition.value() == ev &&
  70. &condition.category() == this;
  71. }
  72. bool
  73. equivalent(error_code const& error,
  74. int ev) const noexcept override
  75. {
  76. return error.value() == ev &&
  77. &error.category() == this;
  78. }
  79. };
  80. } // detail
  81. error_code
  82. make_error_code(error ev)
  83. {
  84. static detail::http_error_category const cat{};
  85. return error_code{static_cast<
  86. std::underlying_type<error>::type>(ev), cat};
  87. }
  88. } // http
  89. } // beast
  90. } // boost
  91. #endif