public virtual object VisitQueryExpression(QueryExpression queryExpression, object data) {
Debug.Assert((queryExpression != null));
Debug.Assert((queryExpression.FromClause != null));
Debug.Assert((queryExpression.MiddleClauses != null));
Debug.Assert((queryExpression.SelectOrGroupClause != null));
queryExpression.FromClause.AcceptVisitor(this, data);
foreach (QueryExpressionClause o in queryExpression.MiddleClauses) {
Debug.Assert(o != null);
o.AcceptVisitor(this, data);
}
return queryExpression.SelectOrGroupClause.AcceptVisitor(this, data);
}
public override object VisitQueryExpression(QueryExpression queryExpression, object data)
{
endLocationStack.Push(GetQueryVariableEndScope(queryExpression));
base.VisitQueryExpression(queryExpression, data);
endLocationStack.Pop();
return null;
}
Location GetQueryVariableEndScope(QueryExpression queryExpression)
{
return queryExpression.EndLocation;
}
void QueryExpressionBody(
#line 2479 "Frames/cs.ATG"
ref QueryExpression q) {
#line 2480 "Frames/cs.ATG"
QueryExpressionFromClause fromClause; QueryExpressionWhereClause whereClause;
QueryExpressionLetClause letClause; QueryExpressionJoinClause joinClause;
QueryExpressionOrderClause orderClause;
QueryExpressionSelectClause selectClause; QueryExpressionGroupClause groupClause;
while (StartOf(39)) {
if (la.kind == 137) {
QueryExpressionFromClause(
#line 2486 "Frames/cs.ATG"
out fromClause);
#line 2486 "Frames/cs.ATG"
SafeAdd<QueryExpressionClause>(q, q.MiddleClauses, fromClause);
} else if (la.kind == 127) {
QueryExpressionWhereClause(
#line 2487 "Frames/cs.ATG"
out whereClause);
#line 2487 "Frames/cs.ATG"
SafeAdd<QueryExpressionClause>(q, q.MiddleClauses, whereClause);
} else if (la.kind == 141) {
QueryExpressionLetClause(
#line 2488 "Frames/cs.ATG"
out letClause);
#line 2488 "Frames/cs.ATG"
SafeAdd<QueryExpressionClause>(q, q.MiddleClauses, letClause);
} else if (la.kind == 142) {
QueryExpressionJoinClause(
#line 2489 "Frames/cs.ATG"
out joinClause);
#line 2489 "Frames/cs.ATG"
SafeAdd<QueryExpressionClause>(q, q.MiddleClauses, joinClause);
} else {
QueryExpressionOrderByClause(
#line 2490 "Frames/cs.ATG"
out orderClause);
#line 2490 "Frames/cs.ATG"
SafeAdd<QueryExpressionClause>(q, q.MiddleClauses, orderClause);
}
}
if (la.kind == 133) {
QueryExpressionSelectClause(
#line 2492 "Frames/cs.ATG"
out selectClause);
#line 2492 "Frames/cs.ATG"
q.SelectOrGroupClause = selectClause;
} else if (la.kind == 134) {
QueryExpressionGroupClause(
#line 2493 "Frames/cs.ATG"
out groupClause);
#line 2493 "Frames/cs.ATG"
q.SelectOrGroupClause = groupClause;
} else SynErr(218);
if (la.kind == 136) {
QueryExpressionIntoClause(
#line 2495 "Frames/cs.ATG"
ref q);
}
}
void QueryExpressionIntoClause(
#line 2555 "Frames/cs.ATG"
ref QueryExpression q) {
#line 2556 "Frames/cs.ATG"
QueryExpression firstQuery = q;
QueryExpression continuedQuery = new QueryExpression();
continuedQuery.StartLocation = q.StartLocation;
firstQuery.EndLocation = la.Location;
continuedQuery.FromClause = new QueryExpressionFromClause();
continuedQuery.FromClause.StartLocation = la.Location;
// nest firstQuery inside continuedQuery.
continuedQuery.FromClause.InExpression = firstQuery;
continuedQuery.IsQueryContinuation = true;
q = continuedQuery;
Expect(136);
Identifier();
#line 2569 "Frames/cs.ATG"
continuedQuery.FromClause.Identifier = t.val;
#line 2570 "Frames/cs.ATG"
continuedQuery.FromClause.EndLocation = t.EndLocation;
QueryExpressionBody(
#line 2571 "Frames/cs.ATG"
ref q);
}
public sealed override object VisitQueryExpression(QueryExpression queryExpression, object data) {
this.BeginVisit(queryExpression);
object result = this.TrackedVisitQueryExpression(queryExpression, data);
this.EndVisit(queryExpression);
return result;
}
void QueryExpression(
#line 2431 "Frames/cs.ATG"
out Expression outExpr) {
#line 2432 "Frames/cs.ATG"
QueryExpression q = new QueryExpression(); outExpr = q; q.StartLocation = la.Location;
QueryExpressionFromClause fromClause;
QueryExpressionFromClause(
#line 2436 "Frames/cs.ATG"
out fromClause);
#line 2436 "Frames/cs.ATG"
q.FromClause = fromClause;
QueryExpressionBody(
#line 2437 "Frames/cs.ATG"
ref q);
#line 2438 "Frames/cs.ATG"
q.EndLocation = t.EndLocation;
outExpr = q; /* set outExpr to q again if QueryExpressionBody changed it (can happen with 'into' clauses) */
}
public virtual object TrackedVisitQueryExpression(QueryExpression queryExpression, object data) {
return base.VisitQueryExpression(queryExpression, data);
}
void QueryExpr(
#line 2013 "VBNET.ATG"
out Expression expr) {
#line 2015 "VBNET.ATG"
QueryExpression qexpr = new QueryExpression();
qexpr.StartLocation = la.Location;
List<QueryExpressionClause> middleClauses = new List<QueryExpressionClause>();
expr = qexpr;
FromOrAggregateQueryOperator(
#line 2020 "VBNET.ATG"
middleClauses);
while (StartOf(31)) {
QueryOperator(
#line 2021 "VBNET.ATG"
middleClauses);
}
#line 2023 "VBNET.ATG"
qexpr.EndLocation = t.EndLocation;
}
public override object VisitQueryExpression(QueryExpression queryExpression, object data)
{
if (this.queryExpression != null) // prevent endloss loop: var n = from n select n; n.$ (doesn't make sense, but you can type this)
return null;
this.queryExpression = queryExpression;
IReturnType type = null;
QueryExpressionSelectClause selectClause = queryExpression.SelectOrGroupClause as QueryExpressionSelectClause;
if (selectClause != null) {
InvocationExpression selectInvocation = new InvocationExpression (new MemberReferenceExpression (queryExpression.FromClause.InExpression, "Select"));
LambdaExpression selectLambdaExpr = new LambdaExpression ();
selectLambdaExpr.Parent = selectInvocation;
selectLambdaExpr.Parameters.Add (new ParameterDeclarationExpression (null, "par"));
selectLambdaExpr.ExpressionBody = selectClause.Projection;
TypeReference typeRef = new TypeReference ("System.Func");
typeRef.GenericTypes.Add (TypeReference.Null);
ResolveResult result = resolver.ResolveExpression (selectLambdaExpr, resolver.ResolvePosition, false);
typeRef.GenericTypes.Add (NRefactoryResolver.ConvertToTypeReference (result.ResolvedType));
ObjectCreateExpression createExpression = new ObjectCreateExpression (typeRef, new List<Expression> (new Expression [] {
null,
selectLambdaExpr
}));
selectInvocation.Arguments.Add (createExpression);
return CreateResult (ResolveType (selectInvocation));
}
QueryExpressionGroupClause groupClause = queryExpression.SelectOrGroupClause as QueryExpressionGroupClause;
if (groupClause != null) {
InvocationExpression groupInvocation = new InvocationExpression (new MemberReferenceExpression (queryExpression.FromClause.InExpression, "GroupBy"));
LambdaExpression keyLambdaExpr = new LambdaExpression ();
keyLambdaExpr.Parent = groupInvocation;
keyLambdaExpr.Parameters.Add (new ParameterDeclarationExpression (null, "par"));
keyLambdaExpr.ExpressionBody = groupClause.GroupBy;
groupInvocation.Arguments.Add (keyLambdaExpr);
LambdaExpression elementLambdaExpr = new LambdaExpression ();
elementLambdaExpr.Parent = groupInvocation;
elementLambdaExpr.Parameters.Add (new ParameterDeclarationExpression (null, "par"));
elementLambdaExpr.ExpressionBody = groupClause.Projection;
groupInvocation.Arguments.Add (elementLambdaExpr);
return CreateResult (ResolveType (groupInvocation));
}
if (type != null)
return CreateResult (new DomReturnType("System.Collections.Generic.IEnumerable", false, new List<IReturnType> (new IReturnType[] { type })));
return null;
}
public virtual object VisitQueryExpression(QueryExpression queryExpression, object data) {
Debug.Assert((queryExpression != null));
Debug.Assert((queryExpression.FromClause != null));
Debug.Assert((queryExpression.MiddleClauses != null));
Debug.Assert((queryExpression.SelectOrGroupClause != null));
nodeStack.Push(queryExpression.FromClause);
queryExpression.FromClause.AcceptVisitor(this, data);
queryExpression.FromClause = ((QueryExpressionFromClause)(nodeStack.Pop()));
for (int i = 0; i < queryExpression.MiddleClauses.Count; i++) {
QueryExpressionClause o = queryExpression.MiddleClauses[i];
Debug.Assert(o != null);
nodeStack.Push(o);
o.AcceptVisitor(this, data);
o = (QueryExpressionClause)nodeStack.Pop();
if (o == null)
queryExpression.MiddleClauses.RemoveAt(i--);
else
queryExpression.MiddleClauses[i] = o;
}
nodeStack.Push(queryExpression.SelectOrGroupClause);
queryExpression.SelectOrGroupClause.AcceptVisitor(this, data);
queryExpression.SelectOrGroupClause = ((QueryExpressionClause)(nodeStack.Pop()));
return null;
}
public virtual object VisitQueryExpression(QueryExpression queryExpression, object data) {
throw new global::System.NotImplementedException("QueryExpression");
}
