private RegexExpression Expression() { RegexExpression exp = null; switch (_currentToken.TokenType) { case RegexTokenType.LeftParenthesis: Match(RegexTokenType.LeftParenthesis); var statement = ExpressionSeq(); Match(RegexTokenType.RightParenthesis); exp = new GroupExpression(statement); break; default: exp = Char(); break; } exp.Quantifier = Quantifier(); return(exp); }
private RegexExpression Expression() { RegexExpression exp = null; switch (_currentToken.TokenType) { case RegexTokenType.LeftParenthesis: Match(RegexTokenType.LeftParenthesis); var statement = ExpressionSeq(); Match(RegexTokenType.RightParenthesis); exp = new GroupExpression(statement); break; default: exp = Char(); break; } exp.Quantifier = Quantifier(); return exp; }