internal override Evaluation Analyze(Analyzer /*!*/ analyzer, ExInfoFromParent info)
{
if (isMemberOf != null)
{
isMemberOf.Analyze(analyzer, new ExInfoFromParent(this, DetermineAccessType(info.Access)));
}
return(new Evaluation(this));
}
/// <include file='Doc/Nodes.xml' path='doc/method[@name="Expression.Analyze"]/*'/>
internal override Evaluation Analyze(Analyzer /*!*/ analyzer, ExInfoFromParent info)
{
access = info.Access;
// checks for write context of key-less array operator ($a =& $x[] is ok):
if (index == null &&
(access == AccessType.Read ||
access == AccessType.ReadAndWrite ||
access == AccessType.ReadAndWriteAndReadRef ||
access == AccessType.ReadAndWriteAndReadUnknown))
{
analyzer.ErrorSink.Add(Errors.EmptyIndexInReadContext, analyzer.SourceUnit, position);
return(new Evaluation(this));
}
base.Analyze(analyzer, info);
ExInfoFromParent sinfo = new ExInfoFromParent(this);
switch (info.Access)
{
case AccessType.Write:
case AccessType.WriteRef:
case AccessType.ReadRef: sinfo.Access = AccessType.Write; break;
case AccessType.ReadAndWriteAndReadRef:
case AccessType.WriteAndReadRef:
case AccessType.ReadAndWrite: sinfo.Access = AccessType.ReadAndWrite; break;
case AccessType.WriteAndReadUnknown:
case AccessType.ReadAndWriteAndReadUnknown: sinfo.Access = info.Access; break;
case AccessType.ReadUnknown: sinfo.Access = AccessType.ReadUnknown; break;
default: sinfo.Access = AccessType.Read; break;
}
array.Analyze(analyzer, sinfo);
if (index != null)
{
index = index.Analyze(analyzer, ExInfoFromParent.DefaultExInfo).Literalize();
}
return(new Evaluation(this));
}
