readFromFileUri function
Reads from a File URI scheme. This includes a ProjectFilePath.
Implementation
Future<String> readFromFileUri(String source) async {
try {
var uri = Uri.parse(source);
var file = File.fromUri(uri);
return await file.readAsString();
} on Exception catch (e) {
return Future.error(Exception('Error reading: $source, $e'));
}
}