>>>
class Foo {
  void main() {
    List<TypeParameterElement> typeParameterElements = interfaceTypeContext
            .element !=
        null ? interfaceTypeContext.element.typeParameters : null;
  }
}
<<<
class Foo {
  void main() {
    List<TypeParameterElement> typeParameterElements =
        interfaceTypeContext.element != null
            ? interfaceTypeContext.element.typeParameters
            : null;
  }
}