mirror of
https://github.com/PurpleI2P/i2pd.git
synced 2025-06-08 07:06:52 +02:00
start work on webconsole with templates
Signed-off-by: R4SAS <r4sas@i2pmail.org>
This commit is contained in:
R4SAS
parent
47460d86b2
commit
a843be75f3
60 changed files with 24925 additions and 38 deletions
236
libi2pd_webconsole/nlohmann/detail/exceptions.hpp
Normal file
236
libi2pd_webconsole/nlohmann/detail/exceptions.hpp
Normal file
|
|
@ -0,0 +1,236 @@
|
|||
#pragma once
|
||||
|
||||
#include <exception> // exception
|
||||
#include <stdexcept> // runtime_error
|
||||
#include <string> // to_string
|
||||
#include <vector> // vector
|
||||
|
||||
#include <nlohmann/detail/value_t.hpp>
|
||||
#include <nlohmann/detail/string_escape.hpp>
|
||||
#include <nlohmann/detail/input/position_t.hpp>
|
||||
#include <nlohmann/detail/macro_scope.hpp>
|
||||
|
||||
namespace nlohmann
|
||||
{
|
||||
namespace detail
|
||||
{
|
||||
////////////////
|
||||
// exceptions //
|
||||
////////////////
|
||||
|
||||
/// @brief general exception of the @ref basic_json class
|
||||
/// @sa https://json.nlohmann.me/api/basic_json/exception/
|
||||
class exception : public std::exception
|
||||
{
|
||||
public:
|
||||
/// returns the explanatory string
|
||||
const char* what() const noexcept override
|
||||
{
|
||||
return m.what();
|
||||
}
|
||||
|
||||
/// the id of the exception
|
||||
const int id; // NOLINT(cppcoreguidelines-non-private-member-variables-in-classes)
|
||||
|
||||
protected:
|
||||
JSON_HEDLEY_NON_NULL(3)
|
||||
exception(int id_, const char* what_arg) : id(id_), m(what_arg) {} // NOLINT(bugprone-throw-keyword-missing)
|
||||
|
||||
static std::string name(const std::string& ename, int id_)
|
||||
{
|
||||
return "[json.exception." + ename + "." + std::to_string(id_) + "] ";
|
||||
}
|
||||
|
||||
template<typename BasicJsonType>
|
||||
static std::string diagnostics(const BasicJsonType& leaf_element)
|
||||
{
|
||||
#if JSON_DIAGNOSTICS
|
||||
std::vector<std::string> tokens;
|
||||
for (const auto* current = &leaf_element; current->m_parent != nullptr; current = current->m_parent)
|
||||
{
|
||||
switch (current->m_parent->type())
|
||||
{
|
||||
case value_t::array:
|
||||
{
|
||||
for (std::size_t i = 0; i < current->m_parent->m_value.array->size(); ++i)
|
||||
{
|
||||
if (¤t->m_parent->m_value.array->operator[](i) == current)
|
||||
{
|
||||
tokens.emplace_back(std::to_string(i));
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case value_t::object:
|
||||
{
|
||||
for (const auto& element : *current->m_parent->m_value.object)
|
||||
{
|
||||
if (&element.second == current)
|
||||
{
|
||||
tokens.emplace_back(element.first.c_str());
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case value_t::null: // LCOV_EXCL_LINE
|
||||
case value_t::string: // LCOV_EXCL_LINE
|
||||
case value_t::boolean: // LCOV_EXCL_LINE
|
||||
case value_t::number_integer: // LCOV_EXCL_LINE
|
||||
case value_t::number_unsigned: // LCOV_EXCL_LINE
|
||||
case value_t::number_float: // LCOV_EXCL_LINE
|
||||
case value_t::binary: // LCOV_EXCL_LINE
|
||||
case value_t::discarded: // LCOV_EXCL_LINE
|
||||
default: // LCOV_EXCL_LINE
|
||||
break; // LCOV_EXCL_LINE
|
||||
}
|
||||
}
|
||||
|
||||
if (tokens.empty())
|
||||
{
|
||||
return "";
|
||||
}
|
||||
|
||||
return "(" + std::accumulate(tokens.rbegin(), tokens.rend(), std::string{},
|
||||
[](const std::string & a, const std::string & b)
|
||||
{
|
||||
return a + "/" + detail::escape(b);
|
||||
}) + ") ";
|
||||
#else
|
||||
static_cast<void>(leaf_element);
|
||||
return "";
|
||||
#endif
|
||||
}
|
||||
|
||||
private:
|
||||
/// an exception object as storage for error messages
|
||||
std::runtime_error m;
|
||||
};
|
||||
|
||||
/// @brief exception indicating a parse error
|
||||
/// @sa https://json.nlohmann.me/api/basic_json/parse_error/
|
||||
class parse_error : public exception
|
||||
{
|
||||
public:
|
||||
/*!
|
||||
@brief create a parse error exception
|
||||
@param[in] id_ the id of the exception
|
||||
@param[in] pos the position where the error occurred (or with
|
||||
chars_read_total=0 if the position cannot be
|
||||
determined)
|
||||
@param[in] what_arg the explanatory string
|
||||
@return parse_error object
|
||||
*/
|
||||
template<typename BasicJsonType>
|
||||
static parse_error create(int id_, const position_t& pos, const std::string& what_arg, const BasicJsonType& context)
|
||||
{
|
||||
std::string w = exception::name("parse_error", id_) + "parse error" +
|
||||
position_string(pos) + ": " + exception::diagnostics(context) + what_arg;
|
||||
return {id_, pos.chars_read_total, w.c_str()};
|
||||
}
|
||||
|
||||
template<typename BasicJsonType>
|
||||
static parse_error create(int id_, std::size_t byte_, const std::string& what_arg, const BasicJsonType& context)
|
||||
{
|
||||
std::string w = exception::name("parse_error", id_) + "parse error" +
|
||||
(byte_ != 0 ? (" at byte " + std::to_string(byte_)) : "") +
|
||||
": " + exception::diagnostics(context) + what_arg;
|
||||
return {id_, byte_, w.c_str()};
|
||||
}
|
||||
|
||||
/*!
|
||||
@brief byte index of the parse error
|
||||
|
||||
The byte index of the last read character in the input file.
|
||||
|
||||
@note For an input with n bytes, 1 is the index of the first character and
|
||||
n+1 is the index of the terminating null byte or the end of file.
|
||||
This also holds true when reading a byte vector (CBOR or MessagePack).
|
||||
*/
|
||||
const std::size_t byte;
|
||||
|
||||
private:
|
||||
parse_error(int id_, std::size_t byte_, const char* what_arg)
|
||||
: exception(id_, what_arg), byte(byte_) {}
|
||||
|
||||
static std::string position_string(const position_t& pos)
|
||||
{
|
||||
return " at line " + std::to_string(pos.lines_read + 1) +
|
||||
", column " + std::to_string(pos.chars_read_current_line);
|
||||
}
|
||||
};
|
||||
|
||||
/// @brief exception indicating errors with iterators
|
||||
/// @sa https://json.nlohmann.me/api/basic_json/invalid_iterator/
|
||||
class invalid_iterator : public exception
|
||||
{
|
||||
public:
|
||||
template<typename BasicJsonType>
|
||||
static invalid_iterator create(int id_, const std::string& what_arg, const BasicJsonType& context)
|
||||
{
|
||||
std::string w = exception::name("invalid_iterator", id_) + exception::diagnostics(context) + what_arg;
|
||||
return {id_, w.c_str()};
|
||||
}
|
||||
|
||||
private:
|
||||
JSON_HEDLEY_NON_NULL(3)
|
||||
invalid_iterator(int id_, const char* what_arg)
|
||||
: exception(id_, what_arg) {}
|
||||
};
|
||||
|
||||
/// @brief exception indicating executing a member function with a wrong type
|
||||
/// @sa https://json.nlohmann.me/api/basic_json/type_error/
|
||||
class type_error : public exception
|
||||
{
|
||||
public:
|
||||
template<typename BasicJsonType>
|
||||
static type_error create(int id_, const std::string& what_arg, const BasicJsonType& context)
|
||||
{
|
||||
std::string w = exception::name("type_error", id_) + exception::diagnostics(context) + what_arg;
|
||||
return {id_, w.c_str()};
|
||||
}
|
||||
|
||||
private:
|
||||
JSON_HEDLEY_NON_NULL(3)
|
||||
type_error(int id_, const char* what_arg) : exception(id_, what_arg) {}
|
||||
};
|
||||
|
||||
/// @brief exception indicating access out of the defined range
|
||||
/// @sa https://json.nlohmann.me/api/basic_json/out_of_range/
|
||||
class out_of_range : public exception
|
||||
{
|
||||
public:
|
||||
template<typename BasicJsonType>
|
||||
static out_of_range create(int id_, const std::string& what_arg, const BasicJsonType& context)
|
||||
{
|
||||
std::string w = exception::name("out_of_range", id_) + exception::diagnostics(context) + what_arg;
|
||||
return {id_, w.c_str()};
|
||||
}
|
||||
|
||||
private:
|
||||
JSON_HEDLEY_NON_NULL(3)
|
||||
out_of_range(int id_, const char* what_arg) : exception(id_, what_arg) {}
|
||||
};
|
||||
|
||||
/// @brief exception indicating other library errors
|
||||
/// @sa https://json.nlohmann.me/api/basic_json/other_error/
|
||||
class other_error : public exception
|
||||
{
|
||||
public:
|
||||
template<typename BasicJsonType>
|
||||
static other_error create(int id_, const std::string& what_arg, const BasicJsonType& context)
|
||||
{
|
||||
std::string w = exception::name("other_error", id_) + exception::diagnostics(context) + what_arg;
|
||||
return {id_, w.c_str()};
|
||||
}
|
||||
|
||||
private:
|
||||
JSON_HEDLEY_NON_NULL(3)
|
||||
other_error(int id_, const char* what_arg) : exception(id_, what_arg) {}
|
||||
};
|
||||
|
||||
} // namespace detail
|
||||
} // namespace nlohmann
|
||||
Loading…
Add table
Add a link
Reference in a new issue