protected override SqlScalarExpression VisitImplicit(MethodCallExpression methodCallExpression, TranslationContext context)
{
if (methodCallExpression.Arguments.Count == 1)
{
SqlScalarExpression left = ExpressionToSql.VisitScalarExpression(methodCallExpression.Object, context);
SqlScalarExpression right = ExpressionToSql.VisitScalarExpression(methodCallExpression.Arguments[0], context);
return(SqlBinaryScalarExpression.Create(SqlBinaryScalarOperatorKind.Equal, left, right));
}
if (methodCallExpression.Arguments.Count == 2)
{
SqlScalarExpression left = ExpressionToSql.VisitScalarExpression(methodCallExpression.Object, context);
SqlScalarExpression right = ExpressionToSql.VisitScalarExpression(methodCallExpression.Arguments[0], context);
SqlScalarExpression caseSensitivity = SqlStringWithComparisonVisitor.GetCaseSensitivityExpression(methodCallExpression.Arguments[1]);
return(SqlFunctionCallScalarExpression.CreateBuiltin(
SqlFunctionCallScalarExpression.Names.StringEquals,
left,
right,
caseSensitivity));
}
return(null);
}
protected override SqlScalarExpression VisitImplicit(MethodCallExpression methodCallExpression, TranslationContext context)
{
if (methodCallExpression.Arguments.Count == 2)
{
SqlScalarExpression haystack = ExpressionToSql.VisitScalarExpression(methodCallExpression.Object, context);
SqlScalarExpression needle = ExpressionToSql.VisitScalarExpression(methodCallExpression.Arguments[0], context);
SqlScalarExpression caseInsensitive = SqlStringWithComparisonVisitor.GetCaseInsensitiveExpression(methodCallExpression.Arguments[1]);
return(SqlFunctionCallScalarExpression.CreateBuiltin("CONTAINS", haystack, needle, caseInsensitive));
}
return(null);
}
