lookupSignalFrames abstract method
Look up source frames for signals via the extension host.
signals is a list of maps with 'module' and 'name' keys.
format is optional — 'rohd' or 'sv' to filter frame types.
Returns a list of frame maps with keys: file, line, col, desc, type. Returns an empty list if no frames found or extension unavailable.
Implementation
Future<List<Map<String, dynamic>>> lookupSignalFrames({
required List<Map<String, String>> signals,
String? format,
});