public virtual object VisitForNextStatement(ForNextStatement forNextStatement, object data) {
throw new global::System.NotImplementedException("ForNextStatement");
}
public virtual object VisitForNextStatement(ForNextStatement forNextStatement, object data) {
Debug.Assert((forNextStatement != null));
Debug.Assert((forNextStatement.Start != null));
Debug.Assert((forNextStatement.End != null));
Debug.Assert((forNextStatement.Step != null));
Debug.Assert((forNextStatement.NextExpressions != null));
Debug.Assert((forNextStatement.TypeReference != null));
Debug.Assert((forNextStatement.LoopVariableExpression != null));
Debug.Assert((forNextStatement.EmbeddedStatement != null));
forNextStatement.Start.AcceptVisitor(this, data);
forNextStatement.End.AcceptVisitor(this, data);
forNextStatement.Step.AcceptVisitor(this, data);
foreach (Expression o in forNextStatement.NextExpressions) {
Debug.Assert(o != null);
o.AcceptVisitor(this, data);
}
forNextStatement.TypeReference.AcceptVisitor(this, data);
forNextStatement.LoopVariableExpression.AcceptVisitor(this, data);
return forNextStatement.EmbeddedStatement.AcceptVisitor(this, data);
}
public virtual object VisitForNextStatement(ForNextStatement forNextStatement, object data) {
Debug.Assert((forNextStatement != null));
Debug.Assert((forNextStatement.Start != null));
Debug.Assert((forNextStatement.End != null));
Debug.Assert((forNextStatement.Step != null));
Debug.Assert((forNextStatement.NextExpressions != null));
Debug.Assert((forNextStatement.TypeReference != null));
Debug.Assert((forNextStatement.LoopVariableExpression != null));
Debug.Assert((forNextStatement.EmbeddedStatement != null));
nodeStack.Push(forNextStatement.Start);
forNextStatement.Start.AcceptVisitor(this, data);
forNextStatement.Start = ((Expression)(nodeStack.Pop()));
nodeStack.Push(forNextStatement.End);
forNextStatement.End.AcceptVisitor(this, data);
forNextStatement.End = ((Expression)(nodeStack.Pop()));
nodeStack.Push(forNextStatement.Step);
forNextStatement.Step.AcceptVisitor(this, data);
forNextStatement.Step = ((Expression)(nodeStack.Pop()));
for (int i = 0; i < forNextStatement.NextExpressions.Count; i++) {
Expression o = forNextStatement.NextExpressions[i];
Debug.Assert(o != null);
nodeStack.Push(o);
o.AcceptVisitor(this, data);
o = (Expression)nodeStack.Pop();
if (o == null)
forNextStatement.NextExpressions.RemoveAt(i--);
else
forNextStatement.NextExpressions[i] = o;
}
nodeStack.Push(forNextStatement.TypeReference);
forNextStatement.TypeReference.AcceptVisitor(this, data);
forNextStatement.TypeReference = ((TypeReference)(nodeStack.Pop()));
nodeStack.Push(forNextStatement.LoopVariableExpression);
forNextStatement.LoopVariableExpression.AcceptVisitor(this, data);
forNextStatement.LoopVariableExpression = ((Expression)(nodeStack.Pop()));
nodeStack.Push(forNextStatement.EmbeddedStatement);
forNextStatement.EmbeddedStatement.AcceptVisitor(this, data);
forNextStatement.EmbeddedStatement = ((Statement)(nodeStack.Pop()));
return null;
}
void ForStatement(out Statement statement) {
Expression expr = null; Statement embeddedStatement; statement = null; Location startLocation = la.Location;
Expect(124);
Expression group = null;
TypeReference typeReference;
string typeName;
if (la.kind == 110) {
Get();
LoopControlVariable(out typeReference, out typeName);
Expect(138);
Expr(out group);
EndOfStmt();
Block(out embeddedStatement);
Expect(163);
if (StartOf(24)) {
Expr(out expr);
}
statement = new ForeachStatement(typeReference,
typeName,
group,
embeddedStatement,
expr);
statement.StartLocation = startLocation;
statement.EndLocation = t.EndLocation;
} else if (StartOf(42)) {
Expression start = null;
Expression end = null;
Expression step = null;
Expression variableExpr = null;
Expression nextExpr = null;
List<Expression> nextExpressions = null;
if (IsLoopVariableDeclaration()) {
LoopControlVariable(out typeReference, out typeName);
} else {
typeReference = null; typeName = null;
SimpleExpr(out variableExpr);
}
Expect(20);
Expr(out start);
Expect(216);
Expr(out end);
if (la.kind == 205) {
Get();
Expr(out step);
}
EndOfStmt();
Block(out embeddedStatement);
Expect(163);
if (StartOf(24)) {
Expr(out nextExpr);
nextExpressions = new List<Expression>();
nextExpressions.Add(nextExpr);
while (la.kind == 22) {
Get();
Expr(out nextExpr);
nextExpressions.Add(nextExpr);
}
}
statement = new ForNextStatement {
TypeReference = typeReference,
VariableName = typeName,
LoopVariableExpression = variableExpr,
Start = start,
End = end,
Step = step,
EmbeddedStatement = embeddedStatement,
NextExpressions = nextExpressions
};
} else SynErr(309);
}
public override object VisitForNextStatement(ForNextStatement forNextStatement, object data)
{
if (forNextStatement.EmbeddedStatement.EndLocation.IsEmpty) {
return base.VisitForNextStatement(forNextStatement, data);
} else {
endLocationStack.Push(forNextStatement.EmbeddedStatement.EndLocation);
AddVariable(forNextStatement.TypeReference,
forNextStatement.VariableName,
forNextStatement.StartLocation,
forNextStatement.EndLocation,
false, false,
forNextStatement.Start,
null,
false);
base.VisitForNextStatement(forNextStatement, data);
endLocationStack.Pop();
return null;
}
}
public virtual object TrackedVisitForNextStatement(ForNextStatement forNextStatement, object data) {
return base.VisitForNextStatement(forNextStatement, data);
}
public sealed override object VisitForNextStatement(ForNextStatement forNextStatement, object data) {
this.BeginVisit(forNextStatement);
object result = this.TrackedVisitForNextStatement(forNextStatement, data);
this.EndVisit(forNextStatement);
return result;
}