definition method
The declaration location for the symbol at line:character.
Implementation
Future<Map<String, Object?>> definition(
String language,
String source,
int line,
int character, {
String? uri,
}) => _withDoc(language, source, uri: uri, (lsp, docUri) async {
final def = await lsp.definition(docUri, Position(line, character));
return <String, Object?>{'definition': def?.toJson(), 'isError': false};
});