docs: @Override
  	public void visitInsn(int opcode) {
  		switch (opcode) {
  		case RETURN:
  		case IRETURN:
  		case FRETURN:
  		case ARETURN:
  		case LRETURN:
  		case DRETURN:
  			onMethodExit(opcode);
  			break;
  		}
  		super.visitInsn(opcode);
  	}