public LocalLookupVariable(string name, TypeReference typeRef, Location startPos, Location endPos, bool isConst, bool isLoopVariable, Expression initializer, LambdaExpression parentLambdaExpression, bool isQueryContinuation)
{
this.Name = name;
this.TypeRef = typeRef;
this.StartPos = startPos;
this.EndPos = endPos;
this.IsConst = isConst;
this.IsLoopVariable = isLoopVariable;
this.Initializer = initializer;
this.ParentLambdaExpression = parentLambdaExpression;
this.IsQueryContinuation = isQueryContinuation;
}
public override sealed object VisitLambdaExpression(LambdaExpression lambdaExpression, object data)
{
this.BeginVisit(lambdaExpression);
object result = this.TrackedVisitLambdaExpression(lambdaExpression, data);
this.EndVisit(lambdaExpression);
return result;
}
public virtual object TrackedVisitLambdaExpression(LambdaExpression lambdaExpression, object data)
{
return base.VisitLambdaExpression(lambdaExpression, data);
}
public void AddVariable(TypeReference typeRef, string name,
Location startPos, Location endPos, bool isConst,
bool isLoopVariable, Expression initializer,
LambdaExpression parentLambdaExpression,
bool isQueryContinuation)
{
if (name == null || name.Length == 0) {
return;
}
List<LocalLookupVariable> list;
if (!variables.ContainsKey(name)) {
variables[name] = list = new List<LocalLookupVariable>();
} else {
list = (List<LocalLookupVariable>)variables[name];
}
list.Add(new LocalLookupVariable(name, typeRef, startPos, endPos, isConst, isLoopVariable, initializer, parentLambdaExpression, isQueryContinuation));
}
public override object VisitLambdaExpression(LambdaExpression lambdaExpression, object data)
{
foreach (ParameterDeclarationExpression p in lambdaExpression.Parameters) {
AddVariable(p.TypeReference, p.ParameterName,
lambdaExpression.StartLocation, lambdaExpression.ExtendedEndLocation,
false, false, null, lambdaExpression, false);
}
return base.VisitLambdaExpression(lambdaExpression, data);
}
public virtual object VisitLambdaExpression(LambdaExpression lambdaExpression, object data)
{
Debug.Assert((lambdaExpression != null));
Debug.Assert((lambdaExpression.Parameters != null));
Debug.Assert((lambdaExpression.StatementBody != null));
Debug.Assert((lambdaExpression.ExpressionBody != null));
Debug.Assert((lambdaExpression.ReturnType != null));
foreach (ParameterDeclarationExpression o in lambdaExpression.Parameters) {
Debug.Assert(o != null);
o.AcceptVisitor(this, data);
}
lambdaExpression.StatementBody.AcceptVisitor(this, data);
lambdaExpression.ExpressionBody.AcceptVisitor(this, data);
return lambdaExpression.ReturnType.AcceptVisitor(this, data);
}
public virtual object VisitLambdaExpression(LambdaExpression lambdaExpression, object data)
{
throw new global::System.NotImplementedException("LambdaExpression");
}
void SubLambdaExpression(out LambdaExpression lambda)
{
lambda = new LambdaExpression();
lambda.ReturnType = new TypeReference("System.Void", true);
Statement statement = null;
lambda.StartLocation = la.Location;
Expect(210);
Expect(37);
if (StartOf(7)) {
FormalParameterList(lambda.Parameters);
}
Expect(38);
if (StartOf(1)) {
EmbeddedStatement(out statement);
lambda.StatementBody = statement;
lambda.EndLocation = t.EndLocation;
} else if (la.kind == 1) {
Get();
Block(out statement);
Expect(113);
Expect(210);
lambda.StatementBody = statement;
lambda.EndLocation = t.EndLocation;
} else SynErr(293);
}
void FunctionLambdaExpression(out LambdaExpression lambda)
{
lambda = new LambdaExpression();
TypeReference typeRef = null;
Expression inner = null;
Statement statement = null;
lambda.StartLocation = la.Location;
Expect(127);
Expect(37);
if (StartOf(7)) {
FormalParameterList(lambda.Parameters);
}
Expect(38);
if (la.kind == 63) {
Get();
TypeName(out typeRef);
lambda.ReturnType = typeRef;
}
if (StartOf(24)) {
Expr(out inner);
lambda.ExpressionBody = inner;
lambda.EndLocation = t.EndLocation; // la.Location?
} else if (la.kind == 1) {
Get();
Block(out statement);
Expect(113);
Expect(127);
lambda.StatementBody = statement;
lambda.EndLocation = t.EndLocation;
} else SynErr(294);
}
public virtual object VisitLambdaExpression(LambdaExpression lambdaExpression, object data)
{
Debug.Assert((lambdaExpression != null));
Debug.Assert((lambdaExpression.Parameters != null));
Debug.Assert((lambdaExpression.StatementBody != null));
Debug.Assert((lambdaExpression.ExpressionBody != null));
Debug.Assert((lambdaExpression.ReturnType != null));
for (int i = 0; i < lambdaExpression.Parameters.Count; i++) {
ParameterDeclarationExpression o = lambdaExpression.Parameters[i];
Debug.Assert(o != null);
nodeStack.Push(o);
o.AcceptVisitor(this, data);
o = (ParameterDeclarationExpression)nodeStack.Pop();
if (o == null)
lambdaExpression.Parameters.RemoveAt(i--);
else
lambdaExpression.Parameters[i] = o;
}
nodeStack.Push(lambdaExpression.StatementBody);
lambdaExpression.StatementBody.AcceptVisitor(this, data);
lambdaExpression.StatementBody = ((Statement)(nodeStack.Pop()));
nodeStack.Push(lambdaExpression.ExpressionBody);
lambdaExpression.ExpressionBody.AcceptVisitor(this, data);
lambdaExpression.ExpressionBody = ((Expression)(nodeStack.Pop()));
nodeStack.Push(lambdaExpression.ReturnType);
lambdaExpression.ReturnType.AcceptVisitor(this, data);
lambdaExpression.ReturnType = ((TypeReference)(nodeStack.Pop()));
return null;
}
