public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
if (tryCatchStatement.CatchClauses.Count > 0 && tryCatchStatement.FinallyBlock.IsNull)
{
UnlockWith(tryCatchStatement);
}
return base.VisitTryCatchStatement(tryCatchStatement, data);
}
public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
if (tryCatchStatement.CatchClauses.Count > 0)
{
foreach (CatchClause catchClause in tryCatchStatement.CatchClauses)
{
if (catchClause.StatementBlock.Children.Count == 1 && catchClause.StatementBlock.Children[0] is ThrowStatement)
UnlockWith(tryCatchStatement);
}
}
return base.VisitTryCatchStatement(tryCatchStatement, data);
}
/// <summary>
/// Converts an NRefactory try-catch statement to a code dom
/// try-catch statement.
/// </summary>
public override object TrackedVisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
// Convert try-catch body.
AppendIndentedLine("try:");
IncreaseIndent();
tryCatchStatement.StatementBlock.AcceptVisitor(this, data);
DecreaseIndent();
// Convert catches.
foreach (CatchClause catchClause in tryCatchStatement.CatchClauses) {
AppendIndented("except ");
Append(catchClause.TypeReference.Type);
Append(", " + catchClause.VariableName + ":");
AppendLine();
// Convert catch child statements.
IncreaseIndent();
catchClause.StatementBlock.AcceptVisitor(this, data);
DecreaseIndent();
}
// Convert finally block.
AppendIndentedLine("finally:");
IncreaseIndent();
tryCatchStatement.FinallyBlock.AcceptVisitor(this, data);
DecreaseIndent();
return null;
}
void TryStatement(
#line 1647 "cs.ATG"
out Statement tryStatement) {
#line 1649 "cs.ATG"
Statement blockStmt = null, finallyStmt = null;
List<CatchClause> catchClauses = null;
Expect(114);
Block(
#line 1653 "cs.ATG"
out blockStmt);
if (la.kind == 56) {
CatchClauses(
#line 1655 "cs.ATG"
out catchClauses);
if (la.kind == 73) {
lexer.NextToken();
Block(
#line 1655 "cs.ATG"
out finallyStmt);
}
} else if (la.kind == 73) {
lexer.NextToken();
Block(
#line 1656 "cs.ATG"
out finallyStmt);
} else SynErr(202);
#line 1659 "cs.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
}
public virtual object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data) {
throw CreateException(tryCatchStatement);
}
public virtual object TrackedVisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data) {
return base.VisitTryCatchStatement(tryCatchStatement, data);
}
public override object TrackedVisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
this.AppendIndentedLine("try:");
this.IncreaseIndent();
tryCatchStatement.StatementBlock.AcceptVisitor(this, data);
this.DecreaseIndent();
foreach (CatchClause catchClause in tryCatchStatement.CatchClauses)
{
this.AppendIndented("except ");
this.Append(catchClause.TypeReference.Type);
this.Append(string.Concat(", ", catchClause.VariableName, ":"));
this.AppendLine();
this.IncreaseIndent();
catchClause.StatementBlock.AcceptVisitor(this, data);
this.DecreaseIndent();
}
this.AppendIndentedLine("finally:");
this.IncreaseIndent();
tryCatchStatement.FinallyBlock.AcceptVisitor(this, data);
this.DecreaseIndent();
return null;
}
public object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
B.TryStatement t = new B.TryStatement(GetLexicalInfo(tryCatchStatement));
t.EndSourceLocation = GetLocation(tryCatchStatement.EndLocation);
t.ProtectedBlock = ConvertBlock(tryCatchStatement.StatementBlock);
t.EnsureBlock = ConvertBlock(tryCatchStatement.FinallyBlock);
foreach (CatchClause clause in tryCatchStatement.CatchClauses) {
B.ExceptionHandler handler = new B.ExceptionHandler(GetLexicalInfo(clause));
handler.Block = ConvertBlock(clause.StatementBlock);
B.TypeReference typeRef = ConvertTypeReference(clause.TypeReference);
string name = clause.VariableName;
if (typeRef != null) {
if (name == null || name.Length == 0)
name = GenerateName();
handler.Declaration = new B.Declaration(name, typeRef);
} else {
if (name != null && name.Length > 0)
handler.Declaration = new B.Declaration(name, null);
}
t.ExceptionHandlers.Add(handler);
}
return t;
}
void TryStatement(
#line 3245 "VBNET.ATG"
out Statement tryStatement) {
#line 3247 "VBNET.ATG"
Statement blockStmt = null, finallyStmt = null;List<CatchClause> catchClauses = null;
Expect(203);
EndOfStmt();
Block(
#line 3250 "VBNET.ATG"
out blockStmt);
if (la.kind == 62 || la.kind == 100 || la.kind == 110) {
CatchClauses(
#line 3251 "VBNET.ATG"
out catchClauses);
}
if (la.kind == 110) {
lexer.NextToken();
EndOfStmt();
Block(
#line 3252 "VBNET.ATG"
out finallyStmt);
}
Expect(100);
Expect(203);
#line 3255 "VBNET.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
}
void TryStatement(
#line 1667 "cs.ATG"
out Statement tryStatement) {
#line 1669 "cs.ATG"
Statement blockStmt = null, finallyStmt = null;
List<CatchClause> catchClauses = null;
Expect(114);
Block(
#line 1673 "cs.ATG"
out blockStmt);
if (la.kind == 56) {
CatchClauses(
#line 1675 "cs.ATG"
out catchClauses);
if (la.kind == 73) {
lexer.NextToken();
Block(
#line 1675 "cs.ATG"
out finallyStmt);
}
} else if (la.kind == 73) {
lexer.NextToken();
Block(
#line 1676 "cs.ATG"
out finallyStmt);
} else SynErr(203);
#line 1679 "cs.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
if (catchClauses != null) {
foreach (CatchClause cc in catchClauses) cc.Parent = tryStatement;
}
}
void TryStatement(
#line 2760 "VBNET.ATG"
out Statement tryStatement) {
#line 2762 "VBNET.ATG"
Statement blockStmt = null, finallyStmt = null;List<CatchClause> catchClauses = null;
Expect(174);
EndOfStmt();
Block(
#line 2765 "VBNET.ATG"
out blockStmt);
if (la.kind == 58 || la.kind == 88 || la.kind == 97) {
CatchClauses(
#line 2766 "VBNET.ATG"
out catchClauses);
}
if (la.kind == 97) {
lexer.NextToken();
EndOfStmt();
Block(
#line 2767 "VBNET.ATG"
out finallyStmt);
}
Expect(88);
Expect(174);
#line 2770 "VBNET.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
}
private bool IsMatch(TryCatchStatement left, TryCatchStatement right)
{
return true;
}
public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
return base.VisitTryCatchStatement(tryCatchStatement, data);
}
IEnumerable<Statement> TransformNode(ILNode node)
{
if (node is ILLabel) {
yield return new Ast.LabelStatement { Label = ((ILLabel)node).Name }.WithAnnotation(node.ILRanges);
} else if (node is ILExpression) {
AstNode codeExpr = TransformExpression((ILExpression)node);
if (codeExpr != null) {
if (codeExpr is Ast.Expression) {
yield return new Ast.ExpressionStatement { Expression = (Ast.Expression)codeExpr };
} else if (codeExpr is Ast.Statement) {
yield return (Ast.Statement)codeExpr;
} else {
throw new Exception();
}
}
} else if (node is ILWhileLoop) {
ILWhileLoop ilLoop = (ILWhileLoop)node;
Expression expr;
WhileStatement whileStmt = new WhileStatement() {
Condition = expr = ilLoop.Condition != null ? (Expression)TransformExpression(ilLoop.Condition) : new PrimitiveExpression(true),
EmbeddedStatement = TransformBlock(ilLoop.BodyBlock)
};
expr.AddAnnotation(ilLoop.ILRanges);
yield return whileStmt;
} else if (node is ILCondition) {
ILCondition conditionalNode = (ILCondition)node;
bool hasFalseBlock = conditionalNode.FalseBlock.EntryGoto != null || conditionalNode.FalseBlock.Body.Count > 0;
BlockStatement trueStmt;
var ifElseStmt = new Ast.IfElseStatement {
Condition = (Expression)TransformExpression(conditionalNode.Condition),
TrueStatement = trueStmt = TransformBlock(conditionalNode.TrueBlock),
FalseStatement = hasFalseBlock ? TransformBlock(conditionalNode.FalseBlock) : null
};
ifElseStmt.Condition.AddAnnotation(conditionalNode.ILRanges);
if (ifElseStmt.FalseStatement == null)
trueStmt.HiddenEnd = NRefactoryExtensions.CreateHidden(conditionalNode.FalseBlock.GetSelfAndChildrenRecursiveILRanges(), trueStmt.HiddenEnd);
yield return ifElseStmt;
} else if (node is ILSwitch) {
ILSwitch ilSwitch = (ILSwitch)node;
if (ilSwitch.Condition.InferredType.GetElementType() == ElementType.Boolean && (
from cb in ilSwitch.CaseBlocks
where cb.Values != null
from val in cb.Values
select val
).Any(val => val != 0 && val != 1))
{
// If switch cases contain values other then 0 and 1, force the condition to be non-boolean
ilSwitch.Condition.ExpectedType = corLib.Int32;
}
SwitchStatement switchStmt = new SwitchStatement() { Expression = (Expression)TransformExpression(ilSwitch.Condition) };
switchStmt.Expression.AddAnnotation(ilSwitch.ILRanges);
switchStmt.HiddenEnd = NRefactoryExtensions.CreateHidden(ilSwitch.EndILRanges, switchStmt.HiddenEnd);
foreach (var caseBlock in ilSwitch.CaseBlocks) {
SwitchSection section = new SwitchSection();
if (caseBlock.Values != null) {
section.CaseLabels.AddRange(caseBlock.Values.Select(i => new CaseLabel() { Expression = AstBuilder.MakePrimitive(i, (ilSwitch.Condition.ExpectedType ?? ilSwitch.Condition.InferredType).ToTypeDefOrRef()) }));
} else {
section.CaseLabels.Add(new CaseLabel());
}
section.Statements.Add(TransformBlock(caseBlock));
switchStmt.SwitchSections.Add(section);
}
yield return switchStmt;
} else if (node is ILTryCatchBlock) {
ILTryCatchBlock tryCatchNode = ((ILTryCatchBlock)node);
var tryCatchStmt = new Ast.TryCatchStatement();
tryCatchStmt.TryBlock = TransformBlock(tryCatchNode.TryBlock);
tryCatchStmt.TryBlock.HiddenStart = NRefactoryExtensions.CreateHidden(tryCatchNode.ILRanges, tryCatchStmt.TryBlock.HiddenStart);
foreach (var catchClause in tryCatchNode.CatchBlocks) {
if (catchClause.ExceptionVariable == null
&& (catchClause.ExceptionType == null || catchClause.ExceptionType.GetElementType() == ElementType.Object))
{
tryCatchStmt.CatchClauses.Add(new Ast.CatchClause { Body = TransformBlock(catchClause) }.WithAnnotation(catchClause.StlocILRanges));
} else {
tryCatchStmt.CatchClauses.Add(
new Ast.CatchClause {
Type = AstBuilder.ConvertType(catchClause.ExceptionType),
VariableNameToken = catchClause.ExceptionVariable == null ? null : Identifier.Create(catchClause.ExceptionVariable.Name).WithAnnotation(catchClause.ExceptionVariable.IsParameter ? TextTokenType.Parameter : TextTokenType.Local),
Body = TransformBlock(catchClause)
}.WithAnnotation(catchClause.ExceptionVariable).WithAnnotation(catchClause.StlocILRanges));
}
}
if (tryCatchNode.FinallyBlock != null)
tryCatchStmt.FinallyBlock = TransformBlock(tryCatchNode.FinallyBlock);
if (tryCatchNode.FaultBlock != null) {
CatchClause cc = new CatchClause();
cc.Body = TransformBlock(tryCatchNode.FaultBlock);
cc.Body.Add(new ThrowStatement()); // rethrow
tryCatchStmt.CatchClauses.Add(cc);
}
yield return tryCatchStmt;
} else if (node is ILFixedStatement) {
ILFixedStatement fixedNode = (ILFixedStatement)node;
FixedStatement fixedStatement = new FixedStatement();
for (int i = 0; i < fixedNode.Initializers.Count; i++) {
var initializer = fixedNode.Initializers[i];
Debug.Assert(initializer.Code == ILCode.Stloc);
ILVariable v = (ILVariable)initializer.Operand;
VariableInitializer vi;
fixedStatement.Variables.Add(vi =
new VariableInitializer {
NameToken = Identifier.Create(v.Name).WithAnnotation(v.IsParameter ? TextTokenType.Parameter : TextTokenType.Local),
Initializer = (Expression)TransformExpression(initializer.Arguments[0])
}.WithAnnotation(v));
vi.AddAnnotation(ILRange.OrderAndJoin(initializer.GetSelfAndChildrenRecursiveILRanges()));
if (i == 0)
vi.AddAnnotation(ILRange.OrderAndJoin(fixedNode.ILRanges));
}
fixedStatement.Type = AstBuilder.ConvertType(((ILVariable)fixedNode.Initializers[0].Operand).Type);
fixedStatement.EmbeddedStatement = TransformBlock(fixedNode.BodyBlock);
yield return fixedStatement;
} else if (node is ILBlock) {
yield return TransformBlock((ILBlock)node);
} else {
throw new Exception("Unknown node type");
}
}
public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
tryCatchStatement.StatementBlock.Parent = tryCatchStatement;
tryCatchStatement.FinallyBlock.Parent = tryCatchStatement;
foreach (CatchClause catchClause in tryCatchStatement.CatchClauses)
catchClause.Parent = tryCatchStatement;
return base.VisitTryCatchStatement(tryCatchStatement, data);
}
public override object TrackedVisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
if (tryCatchStatement.StatementBlock.Children.Count == 0)
RemoveCurrentNode();
return base.TrackedVisitTryCatchStatement(tryCatchStatement, data);
}
void TryStatement(
#line 3597 "VBNET.ATG"
out Statement tryStatement) {
#line 3599 "VBNET.ATG"
Statement blockStmt = null, finallyStmt = null;List<CatchClause> catchClauses = null;
Expect(221);
EndOfStmt();
Block(
#line 3602 "VBNET.ATG"
out blockStmt);
if (la.kind == 77 || la.kind == 115 || la.kind == 125) {
CatchClauses(
#line 3603 "VBNET.ATG"
out catchClauses);
}
if (la.kind == 125) {
lexer.NextToken();
EndOfStmt();
Block(
#line 3604 "VBNET.ATG"
out finallyStmt);
}
Expect(115);
Expect(221);
#line 3607 "VBNET.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
}
IEnumerable<Ast.INode> TransformNode(Node node)
{
if (Options.NodeComments) {
yield return MakeComment("// " + node.Description);
}
yield return new Ast.LabelStatement(node.Label);
if (node is BasicBlock) {
foreach(ILNode expr in ((BasicBlock)node).Body) {
if (expr is ILLabel) {
yield return new Ast.LabelStatement(((ILLabel)expr).Name);
} else {
Statement stmt = TransformExpressionToStatement((ILExpression)expr);
if (stmt != null) {
yield return stmt;
}
}
}
foreach(Ast.INode inode in TransformNodes(node.Childs)) {
yield return inode;
}
Node fallThroughNode = ((BasicBlock)node).FallThroughBasicBlock;
// If there is default branch and it is not the following node
if (fallThroughNode != null) {
yield return new Ast.GotoStatement(fallThroughNode.Label);
}
} else if (node is AcyclicGraph) {
foreach(Ast.INode inode in TransformNodes(node.Childs)) {
yield return inode;
}
} else if (node is Loop) {
Ast.BlockStatement blockStatement = new Ast.BlockStatement();
blockStatement.Children.AddRange(TransformNodes(node.Childs));
yield return new Ast.ForStatement(
null,
null,
null,
blockStatement
);
} else if (node is Block) {
foreach(Ast.INode inode in TransformNodes(node.Childs)) {
yield return inode;
}
} else if (node is Branch) {
yield return new Ast.LabelStatement(((Branch)node).FirstBasicBlock.Label);
Ast.BlockStatement trueBlock = new Ast.BlockStatement();
trueBlock.Children.Add(new Ast.GotoStatement(((Branch)node).TrueSuccessor.Label));
Ast.BlockStatement falseBlock = new Ast.BlockStatement();
falseBlock.Children.Add(new Ast.GotoStatement(((Branch)node).FalseSuccessor.Label));
Ast.IfElseStatement ifElseStmt = new Ast.IfElseStatement(
MakeBranchCondition((Branch)node),
trueBlock,
falseBlock
);
trueBlock.Parent = ifElseStmt;
falseBlock.Parent = ifElseStmt;
yield return ifElseStmt;
} else if (node is ConditionalNode) {
ConditionalNode conditionalNode = (ConditionalNode)node;
yield return new Ast.LabelStatement(conditionalNode.Condition.FirstBasicBlock.Label);
Ast.BlockStatement trueBlock = new Ast.BlockStatement();
// The block entry code
trueBlock.Children.Add(new Ast.GotoStatement(conditionalNode.Condition.TrueSuccessor.Label));
// Sugested content
trueBlock.Children.AddRange(TransformNode(conditionalNode.TrueBody));
Ast.BlockStatement falseBlock = new Ast.BlockStatement();
// The block entry code
falseBlock.Children.Add(new Ast.GotoStatement(conditionalNode.Condition.FalseSuccessor.Label));
// Sugested content
falseBlock.Children.AddRange(TransformNode(conditionalNode.FalseBody));
Ast.IfElseStatement ifElseStmt = new Ast.IfElseStatement(
// Method bodies are swapped
new Ast.UnaryOperatorExpression(
new Ast.ParenthesizedExpression(
MakeBranchCondition(conditionalNode.Condition)
),
UnaryOperatorType.Not
),
falseBlock,
trueBlock
);
trueBlock.Parent = ifElseStmt;
falseBlock.Parent = ifElseStmt;
yield return ifElseStmt;
} else if (node is TryCatchNode) {
TryCatchNode tryCachNode = ((TryCatchNode)node);
Ast.BlockStatement tryBlock = new Ast.BlockStatement();
tryBlock.Children.AddRange(TransformNode(tryCachNode.Childs[0]));
Ast.BlockStatement finallyBlock = null;
if (tryCachNode.Childs[1].Childs.Count > 0) {
finallyBlock = new Ast.BlockStatement();
finallyBlock.Children.AddRange(TransformNode(tryCachNode.Childs[1]));
}
List<Ast.CatchClause> ccs = new List<CatchClause>();
for (int i = 0; i < tryCachNode.Types.Count; i++) {
Ast.BlockStatement catchBlock = new Ast.BlockStatement();
catchBlock.Children.AddRange(TransformNode(tryCachNode.Childs[i + 2]));
Ast.CatchClause cc = new Ast.CatchClause(
new Ast.TypeReference(tryCachNode.Types[i].FullName),
"exception",
catchBlock
);
ccs.Add(cc);
}
Ast.TryCatchStatement tryCachStmt = new Ast.TryCatchStatement(tryBlock, ccs, finallyBlock);
yield return tryCachStmt;
} else {
throw new Exception("Bad node type");
}
if (Options.NodeComments) {
yield return MakeComment("");
}
}
public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
// add a try-catch-finally
CodeTryCatchFinallyStatement tryStmt = new CodeTryCatchFinallyStatement();
codeStack.Push(tryStmt.TryStatements);
tryCatchStatement.StatementBlock.AcceptChildren(this, data);
codeStack.Pop();
if (!tryCatchStatement.FinallyBlock.IsNull) {
codeStack.Push(tryStmt.FinallyStatements);
tryCatchStatement.FinallyBlock.AcceptChildren(this,data);
codeStack.Pop();
}
foreach (CatchClause clause in tryCatchStatement.CatchClauses)
{
CodeCatchClause catchClause = new CodeCatchClause(clause.VariableName);
catchClause.CatchExceptionType = ConvType(clause.TypeReference);
tryStmt.CatchClauses.Add(catchClause);
codeStack.Push(catchClause.Statements);
clause.StatementBlock.AcceptChildren(this, data);
codeStack.Pop();
}
// Add Statement to Current Statement Collection
AddStmt(tryStmt);
return tryStmt;
}
public override object VisitTryCatchStatement (TryCatchStatement node, object data)
{
if (node.CatchClauses.Count > 1)
throw CreateException (node, "Multiple catch clauses are not supported");
Write ("try ");
node.StatementBlock.AcceptVisitor (this, null);
foreach (var clause in node.CatchClauses) {
PushLocals ();
if (!clause.TypeReference.IsNull) {
if (ResolveType (clause.TypeReference.Type) != "System.Exception")
throw CreateException (node, "Only System.Exception type is allowed in catch clauses");
}
var varName = clause.VariableName;
if (String.IsNullOrEmpty (varName)) {
varName = "$e";
} else {
Locals.Add (varName, null);
}
Write ("catch(", varName, ") ");
clause.StatementBlock.AcceptVisitor (this, null);
PopLocals ();
}
if (!node.FinallyBlock.IsNull) {
Write ("finally ");
node.FinallyBlock.AcceptVisitor (this, null);
}
return null;
}
void TryStatement(
#line 1725 "cs.ATG"
out Statement tryStatement) {
#line 1727 "cs.ATG"
BlockStatement blockStmt = null, finallyStmt = null;
CatchClause catchClause = null;
List<CatchClause> catchClauses = new List<CatchClause>();
Expect(114);
Block(
#line 1732 "cs.ATG"
out blockStmt);
while (la.kind == 56) {
CatchClause(
#line 1734 "cs.ATG"
out catchClause);
#line 1735 "cs.ATG"
if (catchClause != null) catchClauses.Add(catchClause);
}
if (la.kind == 73) {
lexer.NextToken();
Block(
#line 1737 "cs.ATG"
out finallyStmt);
}
#line 1739 "cs.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
if (catchClauses != null) {
foreach (CatchClause cc in catchClauses) cc.Parent = tryStatement;
}
}
public virtual bool VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object d)
{
if ((tryCatchStatement == null)) {
return SetFailure();
}
if ((d == null)) {
return SetFailure();
}
if ((tryCatchStatement.StatementBlock == null)) {
return SetFailure();
}
if ((tryCatchStatement.CatchClauses == null)) {
return SetFailure();
}
if ((tryCatchStatement.FinallyBlock == null)) {
return SetFailure();
}
if(tryCatchStatement.GetType() != d.GetType()) {return SetFailure();}
var data = (TryCatchStatement)d;
if (!IsMatch(tryCatchStatement, data)) {
return SetFailure();
}
tryCatchStatement.StatementBlock.AcceptVisitor(this, data.StatementBlock);
if (tryCatchStatement.CatchClauses.Count == data.CatchClauses.Count) {
for (int i=0; i<tryCatchStatement.CatchClauses.Count;i++) {
CatchClause o = tryCatchStatement.CatchClauses[i];
if(o == null){return SetFailure();}
if((bool)o.AcceptVisitor(this, data.CatchClauses[i]) == false) return SetFailure();
} } else { return SetFailure(); }
return tryCatchStatement.FinallyBlock.AcceptVisitor(this, data.FinallyBlock);
}
public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
if (tryCatchStatement == null) {
return data;
}
if (tryCatchStatement.StatementBlock != null) {
tryCatchStatement.StatementBlock.AcceptVisitor(this, data);
}
if (tryCatchStatement.CatchClauses != null) {
foreach (CatchClause catchClause in tryCatchStatement.CatchClauses) {
if (catchClause != null) {
if (catchClause.TypeReference != null && catchClause.VariableName != null) {
AddVariable(catchClause.TypeReference,
catchClause.VariableName,
catchClause.StartLocation,
catchClause.StatementBlock.EndLocation,
false, false, null, null, false, catchClause.StartLocation);
}
catchClause.StatementBlock.AcceptVisitor(this, data);
}
}
}
if (tryCatchStatement.FinallyBlock != null) {
return tryCatchStatement.FinallyBlock.AcceptVisitor(this, data);
}
return data;
}
public object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
throw new NotImplementedException ();
}
public virtual object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data) {
throw new global::System.NotImplementedException("TryCatchStatement");
}
public virtual object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
Debug.Assert((tryCatchStatement != null));
Debug.Assert((tryCatchStatement.StatementBlock != null));
Debug.Assert((tryCatchStatement.CatchClauses != null));
Debug.Assert((tryCatchStatement.FinallyBlock != null));
tryCatchStatement.StatementBlock.AcceptVisitor(this, data);
foreach (CatchClause o in tryCatchStatement.CatchClauses) {
Debug.Assert(o != null);
o.AcceptVisitor(this, data);
}
return tryCatchStatement.FinallyBlock.AcceptVisitor(this, data);
}
public sealed override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data) {
this.BeginVisit(tryCatchStatement);
object result = this.TrackedVisitTryCatchStatement(tryCatchStatement, data);
this.EndVisit(tryCatchStatement);
return result;
}
public virtual object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data) {
Debug.Assert((tryCatchStatement != null));
Debug.Assert((tryCatchStatement.StatementBlock != null));
Debug.Assert((tryCatchStatement.CatchClauses != null));
Debug.Assert((tryCatchStatement.FinallyBlock != null));
nodeStack.Push(tryCatchStatement.StatementBlock);
tryCatchStatement.StatementBlock.AcceptVisitor(this, data);
tryCatchStatement.StatementBlock = ((Statement)(nodeStack.Pop()));
for (int i = 0; i < tryCatchStatement.CatchClauses.Count; i++) {
CatchClause o = tryCatchStatement.CatchClauses[i];
Debug.Assert(o != null);
nodeStack.Push(o);
o.AcceptVisitor(this, data);
o = (CatchClause)nodeStack.Pop();
if (o == null)
tryCatchStatement.CatchClauses.RemoveAt(i--);
else
tryCatchStatement.CatchClauses[i] = o;
}
nodeStack.Push(tryCatchStatement.FinallyBlock);
tryCatchStatement.FinallyBlock.AcceptVisitor(this, data);
tryCatchStatement.FinallyBlock = ((Statement)(nodeStack.Pop()));
return null;
}
void TryStatement(
//#line 3589 "VBNET.ATG"
out Statement tryStatement) {
//#line 3591 "VBNET.ATG"
Statement blockStmt = null, finallyStmt = null;List<CatchClause> catchClauses = null;
Expect(218);
EndOfStmt();
Block(
//#line 3594 "VBNET.ATG"
out blockStmt);
if (la.kind == 75 || la.kind == 113 || la.kind == 123) {
CatchClauses(
//#line 3595 "VBNET.ATG"
out catchClauses);
}
if (la.kind == 123) {
lexer.NextToken();
EndOfStmt();
Block(
//#line 3596 "VBNET.ATG"
out finallyStmt);
}
Expect(113);
Expect(218);
//#line 3599 "VBNET.ATG"
tryStatement = new TryCatchStatement(blockStmt, catchClauses, finallyStmt);
}
public override object VisitTryCatchStatement(TryCatchStatement tryCatchStatement, object data)
{
Children = tryCatchStatement.StatementBlock.Children;
return null;
}