Retrieve a source range associated with the diagnostic.
A diagnostic's source ranges highlight important elements in the source
code. On the command line, Clang displays source ranges by
underlining them with '~' characters.
\param Diagnostic the diagnostic whose range is being extracted.
\param Range the zero-based index specifying which range to
Retrieve a source range associated with the diagnostic.
A diagnostic's source ranges highlight important elements in the source code. On the command line, Clang displays source ranges by underlining them with '~' characters.
\param Diagnostic the diagnostic whose range is being extracted.
\param Range the zero-based index specifying which range to
\returns the requested source range.