>>> (indent 10)
          expect(
              events[0],
              invokesMethod('file').on(fs).withPositionalArguments(
                  <String>['/foo']).withResult(isFile));
<<<
          expect(
            events[0],
            invokesMethod('file')
                .on(fs)
                .withPositionalArguments(<String>['/foo'])
                .withResult(isFile),
          );