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### jsoncons::jmespath::jmespath_error
```cpp
#include <jsoncons_ext/jmespath/jmespath_error.hpp>
```
<br>
`jsoncons::jmespath::jmespath_error` defines an exception type for reporting failures in jmespath queries.
#### Constructors
```cpp
jmespath_error(std::error_code ec);
jmespath_error(std::error_code ec, std::size_t line, std::size_t column);
jmespath_error(const jmespath_error& other);
```
#### Member functions
std::size_t line() const noexcept
Returns the line number to the end of the text where the exception occurred.
Line numbers start at 1.
std::size_t column() const noexcept
Returns the column number to the end of the text where the exception occurred.
Column numbers start at 1.
const char* what() const noexcept
Constructs an error message, including line and column position
#### Inherited from std::system_error
const std::error_code code() const noexcept
Returns an error code for this exception
### Example
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