code: def p_unique_case_statement(self, p):
          'unique_case_statement : UNIQUE CASE LPAREN case_comp RPAREN casecontent_statements ENDCASE'
          p[0] = UniqueCaseStatement(p[3], p[5], lineno=p.lineno(1))
          p.set_lineno(0, p.lineno(1)f p_unique_case_statement(self, p):
          'unique_case_statement : UNIQUE CASE LPAREN case_comp RPAREN casecontent_statements ENDCASE'
          p[0] = UniqueCaseStatement(p[3], p[5], lineno=p.lineno(1))
          p.set_lineno(0, p.lineno(1))
docs: unique_case_statement : UNIQUE CASE LPAREN case_comp RPAREN casecontent_statements ENDCASE