public virtual VfpExpression Visit(VfpLikeExpression expression)
{
return(new VfpLikeExpression(expression.ResultType,
expression.Argument.Accept(this),
expression.Pattern.Accept(this),
expression.Escape.Accept(this)));
}
public override VfpExpression Visit(VfpLikeExpression expression)
{
if (!_canRewrite)
{
return(expression);
}
return(expression.LikeC());
}
public override VfpExpression Visit(VfpLikeExpression expression)
{
expression.Argument.Accept(this);
Write(" LIKE ");
expression.Pattern.Accept(this);
if (expression.Escape.ExpressionKind != VfpExpressionKind.Null)
{
Write(" ESCAPE ");
expression.Escape.Accept(this);
}
return(expression);
}
public override VfpExpression Visit(VfpLikeExpression expression)
{
// Check the argument expression to see if it contains a property expression.
// Don't need to rewrite the expression if the left side already contains a property expression.
if (PropertyGatherer.Gather(expression.Argument).Any())
{
return(expression);
}
// Check the pattern expression to see if it has a property expression.
if (!PropertyGatherer.Gather(expression.Pattern).Any())
{
return(expression);
}
return(VfpExpressionBuilder.Like(expression.ResultType,
expression.Pattern,
expression.Argument,
expression.Escape));
}