in source_gen/lib/src/generator.dart [50:70]
String toString() {
final buffer = StringBuffer(message);
if (element != null) {
try {
final span = spanForElement(element!);
buffer
..writeln()
..writeln(span.start.toolString)
..write(span.highlight());
} catch (_) {
// Source for `element` wasn't found, it must be in a summary with no
// associated source. We can still give the name.
buffer
..writeln()
..writeln('Cause: $element');
}
}
return buffer.toString();
}