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nlohmann::basic_json::other_error

classother_error:publicexception;

This exception is thrown in case of errors that cannot be classified with the other exception types.

Exceptions have ids 5xx (see list of other errors).

classDiagram
 direction LR
 class std_exception ["std::exception"] {
 <<interface>>
 }
 class json_exception ["basic_json::exception"] {
 +const int id
 +const char* what() const
 }
 class json_parse_error ["basic_json::parse_error"] {
 +const std::size_t byte
 }
 class json_invalid_iterator ["basic_json::invalid_iterator"]
 class json_type_error ["basic_json::type_error"]
 class json_out_of_range ["basic_json::out_of_range"]
 class json_other_error ["basic_json::other_error"]
 std_exception <|-- json_exception
 json_exception <|-- json_parse_error
 json_exception <|-- json_invalid_iterator
 json_exception <|-- json_type_error
 json_exception <|-- json_out_of_range
 json_exception <|-- json_other_error
 style json_other_error fill:#CCCCFF

Member functions

  • what - returns explanatory string

Member variables

  • id - the id of the exception

Examples

Example

The following code shows how a other_error exception can be caught.

#include<iostream>
#include<nlohmann/json.hpp>
usingjson=nlohmann::json;
usingnamespacenlohmann::literals;
intmain()
{
try
{
// executing a failing JSON Patch operation
jsonvalue=R"({
 "best_biscuit": {
 "name": "Oreo"
 }
 })"_json;
jsonpatch=R"([{
 "op": "test",
 "path": "/best_biscuit/name",
 "value": "Choco Leibniz"
 }])"_json;
value.patch(patch);
}
catch(constjson::other_error&e)
{
// output exception information
std::cout<<"message: "<<e.what()<<'\n'
<<"exception id: "<<e.id<<std::endl;
}
}

Output:

message:[json.exception.other_error.501]unsuccessful:{"op":"test","path":"/best_biscuit/name","value":"Choco Leibniz"}
exceptionid:501

See also

Version history

  • Since version 3.0.0.

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