private static bool EvaluateOrOperator(object left, object right)
{
IExpression expression = new OrExpression(new ConstantExpression(left), new ConstantExpression(right));
return (bool)expression.Evaluate(null);
}
private IExpression ParseBinaryLogicalExpressionLevelOne()
{
IExpression expression = this.ParseBinaryLogicalExpressionLevelTwo();
if (expression == null)
return null;
while (this.TryParse(TokenType.Operator, "||"))
{
Token oper = this.lexer.NextToken();
IExpression right = this.ParseBinaryLogicalExpressionLevelTwo();
expression = new OrExpression(expression, right);
}
return expression;
}