public virtual Statement VisitGotoCase(GotoCase gotoCase)
{
if (gotoCase == null) return null;
gotoCase.CaseLabel = this.VisitExpression(gotoCase.CaseLabel);
return gotoCase;
}
public override Statement VisitGotoCase(GotoCase gotoCase)
{
if (gotoCase == null) return null;
return base.VisitGotoCase((GotoCase)gotoCase.Clone());
}
public override Statement VisitGotoCase(GotoCase gotoCase)
{
WriteStart("goto case ");
this.VisitExpression(gotoCase.CaseLabel);
WriteFinish(";");
return gotoCase;
}
private Statement ParseGoto(TokenSet followers){
SourceContext sctx = this.scanner.CurrentSourceContext;
Debug.Assert(this.currentToken == Token.Goto);
this.GetNextToken();
Statement result = null;
switch(this.currentToken){
case Token.Case:
this.GetNextToken();
result = new GotoCase(this.ParseExpression(followers|Token.Semicolon));
break;
case Token.Default:
result = new GotoCase(null);
this.GetNextToken();
break;
default:
result = new Goto(this.scanner.GetIdentifier());
this.SkipIdentifierOrNonReservedKeyword();
break;
}
sctx.EndPos = this.scanner.endPos;
result.SourceContext = sctx;
this.SkipSemiColon(followers);
return result;
}
public EventingVisitor(Action<GotoCase> visitGotoCase) { VisitedGotoCase += visitGotoCase; } public event Action<GotoCase> VisitedGotoCase; public override Statement VisitGotoCase(GotoCase gotoCase) { if (VisitedGotoCase != null) VisitedGotoCase(gotoCase); return base.VisitGotoCase(gotoCase); }
