...one of the most highly
regarded and expertly designed C++ library projects in the
world. — Herb Sutter and Andrei
Return the parsed JSON as a
This returns the parsed value, or throws an exception if the parsing is
incomplete or failed. It is necessary to call
reset after calling this function
in order to parse another JSON.
The parsed value. Ownership of this value is transferred to the caller.
Thrown on failure.