code: public static <T extends MethodDescription> ElementMatcher.Junction<T> hasSignature(MethodDescription.SignatureToken token) {
          return new SignatureTokenMatcher<T>(is(token));
      }
docs: Only matches method descriptions that yield the provided signature token.
  
  @param token The signature token to match against.
  @param <T>   The type of the matched object.
  @return A matcher for a method with the provided signature token.