VisitStrConcat()

override QilNode System.Xml.Xsl.IlGen.XmlILOptimizerVisitor.VisitStrConcat ( QilStrConcat local0 )

inlineprotectedvirtual

Reimplemented from System.Xml.Xsl.Qil.QilVisitor.

Definition at line 959 of file XmlILOptimizerVisitor.cs.

    {
        QilNode qilNode = local0[0];
        QilNode qilNode2 = local0[1];
        if (this[XmlILOptimization.FoldNone] && (object)qilNode.XmlType == XmlQueryTypeFactory.None && AllowReplace(XmlILOptimization.FoldNone, local0))
        {
            return Replace(XmlILOptimization.FoldNone, local0, VisitNop(f.Nop(qilNode)));
        }
        if (this[XmlILOptimization.FoldNone] && (object)qilNode2.XmlType == XmlQueryTypeFactory.None && AllowReplace(XmlILOptimization.FoldNone, local0))
        {
            return Replace(XmlILOptimization.FoldNone, local0, VisitNop(f.Nop(qilNode2)));
        }
        if (qilNode2.XmlType.IsSingleton && this[XmlILOptimization.EliminateStrConcatSingle] && AllowReplace(XmlILOptimization.EliminateStrConcatSingle, local0))
        {
            return Replace(XmlILOptimization.EliminateStrConcatSingle, local0, VisitNop(f.Nop(qilNode2)));
        }
        if (this[XmlILOptimization.EliminateStrConcat] && qilNode.NodeType == QilNodeType.LiteralString)
        {
            string delimiter = (string)((QilLiteral)qilNode).Value;
            if (qilNode2.NodeType == QilNodeType.Sequence && AreLiteralArgs(qilNode2) && AllowReplace(XmlILOptimization.EliminateStrConcat, local0))
            {
                StringConcat stringConcat = default(StringConcat);
                stringConcat.Delimiter = delimiter;
                foreach (QilLiteral item in qilNode2)
                {
                    stringConcat.Concat(item);
                }
                return Replace(XmlILOptimization.EliminateStrConcat, local0, VisitLiteralString(f.LiteralString(stringConcat.GetResult())));
            }
        }
        return NoReplace(local0);
    }

References System.Xml.Xsl.IlGen.XmlILOptimizerVisitor.AllowReplace(), System.Xml.Xsl.IlGen.XmlILOptimizerVisitor.AreLiteralArgs(), System.Xml.Dictionary, System.Xml.Xsl.Qil.QilReplaceVisitor.f, System.item, System.Xml.Xsl.Qil.QilFactory.LiteralString(), System.Xml.Xsl.XmlQueryTypeFactory.None, System.Xml.Xsl.Qil.QilFactory.Nop(), System.Xml.Xsl.IlGen.XmlILOptimizerVisitor.NoReplace(), System.Xml.Replace, System.Xml.Xsl.Qil.QilPatternVisitor.VisitLiteralString(), and System.Xml.Xsl.IlGen.XmlILOptimizerVisitor.VisitNop().