public override IElement CreateCopy()
{
ConstDef e = new ConstDef((int)ImportantCharIndex, (int)ImportantCharLength, (int)ImportantLineIndex);
e.AddChildren(this.CopyChildren());
e._constInfo = _constInfo;
//e.xmlBlock = xmlBlock;
e._compiledContent = (Expression)e.children[this.children.IndexOf(_compiledContent)];
e._originalContent = (Expression)e._compiledContent.CreateCopy();
return(e);
}
private static void Parse(MoveInfo parentInfo, ParsingInfo parsingInfo, ScriptInfo scriptInfo)
{
ConstDef constDef = new ConstDef(parentInfo.Current.CharIndex, parentInfo.Current.CharLength, parentInfo.Current.LineIndex);
MemberAccess access = MemberAccess.Public;
bool isSealed = false;
int startIndex = parentInfo.CurrentIndex;
MoveInfo moveInfo = new MoveInfo(parentInfo);
// sealed modifier
SealedModifier trySealed = SealedModifier.GetModifier(moveInfo);
if (trySealed != null)
{
startIndex = moveInfo.CurrentIndex;
isSealed = true;
}
else
{
moveInfo = new MoveInfo(parentInfo);
}
// visibility modifier
AccessModifier tryAccess = AccessModifier.GetModifier(moveInfo, out access);
if (tryAccess != null)
{
startIndex = moveInfo.CurrentIndex;
}
else
{
moveInfo = new MoveInfo(parentInfo);
}
// xml
XMLBlock xml = XMLBlock.GetXMLSummary(moveInfo);
constDef.xmlBlock = xml;
if (xml != null)
{
startIndex = moveInfo.CurrentIndex;
}
// assign
moveInfo = new MoveInfo(parentInfo);
IElement nameElem = moveInfo.Current;
moveInfo.FindNextBlack(SearchDirection.LeftToRight); // =
moveInfo.FindNextBlack(SearchDirection.LeftToRight); // behind =
// expression
Expression exp = Expression.Parse(moveInfo, parsingInfo, scriptInfo);
if (exp == null)
{
throw new SyntaxException("Could not parse constDef expression", parentInfo.GetErrorInfo());
}
constDef._compiledContent = exp;
// terminal
IElement terminalTry = moveInfo.FindNextBlack(SearchDirection.LeftToRight);
if (terminalTry == null || !(terminalTry.IsTT(TokenType.SemiColon)))
{
throw new SyntaxException("Missing directive ';'?", parentInfo.GetErrorInfo());
}
int length = (moveInfo.CurrentIndex + 1) - startIndex;
constDef.AddChildren(parentInfo.CurrentElements.GetRange(startIndex, length));
parentInfo.MoveToIndex(startIndex);
parentInfo.Replace(length, constDef);
// info
string name = nameElem.ToString();
// add const def to list
parsingInfo.ConstDefList.Add(constDef);
/*if (scriptInfo.Constants.FindIndex(a => a.Name == name) != -1)
* ErrorManager.Semantic("Constant '" + name + "' already defined", new ErrorInfo(parentInfo.ErrorInfo));
* else
* {*/
ConstInfo constInfo = GetInfo(name, access, exp, isSealed, constDef.xmlBlock, parsingInfo, constDef);
scriptInfo.AddConstant(constInfo);
constDef._constInfo = constInfo;
//}
}