public Field(ReturnType type, string fullyQualifiedName, Modifier m, IRegion region)
{
this.returnType = type;
this.FullyQualifiedName = fullyQualifiedName;
this.region = region;
modifiers = (ModifierEnum)m;
}
public Indexer(ReturnType type, ParameterCollection parameters, Modifier m, IRegion region, IRegion bodyRegion)
{
returnType = type;
this.parameters = parameters;
this.region = region;
this.bodyRegion = bodyRegion;
modifiers = (ModifierEnum)m;
}
public Event(string name, ReturnType type, Modifier m, IRegion region, IRegion bodyRegion)
{
FullyQualifiedName = name;
returnType = type;
this.region = region;
this.bodyRegion = bodyRegion;
modifiers = (ModifierEnum)m;
}
public Property(string fullyQualifiedName, ReturnType type, Modifier m, IRegion region, IRegion bodyRegion)
{
this.FullyQualifiedName = fullyQualifiedName;
returnType = type;
this.region = region;
this.bodyRegion = bodyRegion;
modifiers = (ModifierEnum)m;
}
public override object Visit(InvocationExpression invocationExpression, object data)
{
if (invocationExpression.TargetObject is FieldReferenceExpression) {
FieldReferenceExpression field = (FieldReferenceExpression)invocationExpression.TargetObject;
IReturnType type = field.TargetObject.AcceptVisitor(this, data) as IReturnType;
ArrayList methods = resolver.SearchMethod(type, field.FieldName);
resolver.ShowStatic = false;
if (methods.Count <= 0) {
return null;
}
// TODO: Find the right method
return ((IMethod)methods[0]).ReturnType;
} else if (invocationExpression.TargetObject is IdentifierExpression) {
string id = ((IdentifierExpression)invocationExpression.TargetObject).Identifier;
if (resolver.CallingClass == null) {
return null;
}
IReturnType type = new ReturnType(resolver.CallingClass.FullyQualifiedName);
ArrayList methods = resolver.SearchMethod(type, id);
resolver.ShowStatic = false;
if (methods.Count <= 0) {
return null;
}
// TODO: Find the right method
return ((IMethod)methods[0]).ReturnType;
}
// invocationExpression is delegate call
IReturnType t = invocationExpression.AcceptChildren(this, data) as IReturnType;
if (t == null) {
return null;
}
IClass c = resolver.SearchType(t.FullyQualifiedName, resolver.CompilationUnit);
if (c.ClassType == ClassType.Delegate) {
ArrayList methods = resolver.SearchMethod(t, "invoke");
if (methods.Count <= 0) {
return null;
}
return ((IMethod)methods[0]).ReturnType;
}
return null;
}
public override object Visit(IndexerExpression indexerExpression, object data)
{
IReturnType type = (IReturnType)indexerExpression.TargetObject.AcceptVisitor(this, data);
if (type == null) {
return null;
}
if (type.ArrayDimensions == null || type.ArrayDimensions.Length == 0) {
// check if ther is an indexer
if (indexerExpression.TargetObject is ThisReferenceExpression) {
if (resolver.CallingClass == null) {
return null;
}
type = new ReturnType(resolver.CallingClass.FullyQualifiedName);
}
ArrayList indexer = resolver.SearchIndexer(type);
if (indexer.Count == 0) {
return null;
}
// TODO: get the right indexer
return ((IIndexer)indexer[0]).ReturnType;
}
// TODO: what is a[0] if a is pointer to array or array of pointer ?
if (type.ArrayDimensions[type.ArrayDimensions.Length - 1] != indexerExpression.Indices.Count) {
return null;
}
int[] newArray = new int[type.ArrayDimensions.Length - 1];
Array.Copy(type.ArrayDimensions, 0, newArray, 0, type.ArrayDimensions.Length - 1);
return new ReturnType(type.Name, newArray, type.PointerNestingLevel);
}
public override object Visit(StackAllocExpression stackAllocExpression, object data)
{
ReturnType returnType = new ReturnType(stackAllocExpression.Type);
++returnType.PointerNestingLevel;
return returnType;
}
public override object Visit(AST.ConstructorDeclaration constructorDeclaration, object data)
{
DefaultRegion region = GetRegion(constructorDeclaration.StartLocation, constructorDeclaration.EndLocation);
DefaultRegion bodyRegion = GetRegion(constructorDeclaration.EndLocation, constructorDeclaration.Body != null ? constructorDeclaration.Body.EndLocation : new Point(-1, -1));
Class c = (Class)currentClass.Peek();
Constructor constructor = new Constructor(constructorDeclaration.Modifier, region, bodyRegion);
ParameterCollection parameters = new ParameterCollection();
if (constructorDeclaration.Parameters != null) {
foreach (AST.ParameterDeclarationExpression par in constructorDeclaration.Parameters) {
ReturnType parType = new ReturnType(par.TypeReference);
Parameter p = new Parameter(par.ParameterName, parType);
parameters.Add(p);
}
}
constructor.Parameters = parameters;
c.Methods.Add(constructor);
return null;
}
ReturnType SearchVariable(string name)
{
// Console.WriteLine("Searching Variable");
//
// Console.WriteLine("LookUpTable has {0} entries", lookupTableVisitor.variables.Count);
// Console.WriteLine("Listing Variables:");
IDictionaryEnumerator enumerator = lookupTableVisitor.variables.GetEnumerator();
while (enumerator.MoveNext()) {
Console.WriteLine(enumerator.Key);
}
// Console.WriteLine("end listing");
ArrayList variables = (ArrayList)lookupTableVisitor.variables[name];
if (variables == null || variables.Count <= 0) {
// Console.WriteLine(name + " not in LookUpTable");
return null;
}
ReturnType found = null;
foreach (LocalLookupVariable v in variables) {
// Console.WriteLine("Position: ({0}/{1})", v.StartPos, v.EndPos);
if (IsInside(new Point(caretColumn, caretLine), v.StartPos, v.EndPos)) {
found = new ReturnType(v.TypeRef);
// Console.WriteLine("Variable found");
break;
}
}
if (found == null) {
// Console.WriteLine("No Variable found");
return null;
}
return found;
}
public Parameter(string name, ReturnType type)
{
this.name = name;
returnType = type;
}
public override object Visit(AST.IndexerDeclaration indexerDeclaration, object data)
{
DefaultRegion region = GetRegion(indexerDeclaration.StartLocation, indexerDeclaration.EndLocation);
DefaultRegion bodyRegion = GetRegion(indexerDeclaration.BodyStart, indexerDeclaration.BodyEnd);
ParameterCollection parameters = new ParameterCollection();
Indexer i = new Indexer(new ReturnType(indexerDeclaration.TypeReference), parameters, indexerDeclaration.Modifier, region, bodyRegion);
if (indexerDeclaration.Parameters != null) {
foreach (AST.ParameterDeclarationExpression par in indexerDeclaration.Parameters) {
ReturnType parType = new ReturnType(par.TypeReference);
Parameter p = new Parameter(par.ParameterName, parType);
parameters.Add(p);
}
}
Class c = (Class)currentClass.Peek();
c.Indexer.Add(i);
return null;
}
public override object Visit(AST.EventDeclaration eventDeclaration, object data)
{
DefaultRegion region = GetRegion(eventDeclaration.StartLocation, eventDeclaration.EndLocation);
DefaultRegion bodyRegion = GetRegion(eventDeclaration.BodyStart, eventDeclaration.BodyEnd);
ReturnType type = new ReturnType(eventDeclaration.TypeReference);
Class c = (Class)currentClass.Peek();
Event e = null;
if (eventDeclaration.VariableDeclarators != null) {
foreach (JRefactory.Parser.AST.VariableDeclaration varDecl in eventDeclaration.VariableDeclarators) {
e = new Event(varDecl.Name, type, eventDeclaration.Modifier, region, bodyRegion);
c.Events.Add(e);
}
} else {
e = new Event(eventDeclaration.Name, type, eventDeclaration.Modifier, region, bodyRegion);
c.Events.Add(e);
}
return null;
}
public override object Visit(AST.PropertyDeclaration propertyDeclaration, object data)
{
DefaultRegion region = GetRegion(propertyDeclaration.StartLocation, propertyDeclaration.EndLocation);
DefaultRegion bodyRegion = GetRegion(propertyDeclaration.BodyStart, propertyDeclaration.BodyEnd);
ReturnType type = new ReturnType(propertyDeclaration.TypeReference);
Class c = (Class)currentClass.Peek();
Property property = new Property(propertyDeclaration.Name, type, propertyDeclaration.Modifier, region, bodyRegion);
c.Properties.Add(property);
return null;
}
public override object Visit(AST.FieldDeclaration fieldDeclaration, object data)
{
DefaultRegion region = GetRegion(fieldDeclaration.StartLocation, fieldDeclaration.EndLocation);
Class c = (Class)currentClass.Peek();
ReturnType type = null;
if (fieldDeclaration.TypeReference == null) {
Debug.Assert(c.ClassType == ClassType.Enum);
} else {
type = new ReturnType(fieldDeclaration.TypeReference);
}
if (currentClass.Count > 0) {
foreach (AST.VariableDeclaration field in fieldDeclaration.Fields) {
Field f = new Field(type, field.Name, fieldDeclaration.Modifier, region);
c.Fields.Add(f);
}
}
return null;
}
public override object Visit(ArrayCreateExpression arrayCreateExpression, object data)
{
ReturnType type = new ReturnType(arrayCreateExpression.CreateType);
if (arrayCreateExpression.Parameters != null && arrayCreateExpression.Parameters.Count > 0) {
int[] newRank = new int[arrayCreateExpression.Rank.Length + 1];
newRank[0] = arrayCreateExpression.Parameters.Count - 1;
Array.Copy(type.ArrayDimensions, 0, newRank, 1, type.ArrayDimensions.Length);
type.ArrayDimensions = newRank;
}
return type;
}
public ResolveResult Resolve(IParserContext parserService, string expression, int caretLineNumber, int caretColumn, string fileName, string fileContent)
{
Console.WriteLine("Start Resolving");
if (expression == null) {
return null;
}
expression = expression.TrimStart(null);
if (expression == "") {
return null;
}
if (expression.StartsWith("using ")) {
// expression[expression.Length - 1] != '.'
// the period that causes this Resove() is not part of the expression
if (expression[expression.Length - 1] == '.') {
return null;
}
int i;
for (i = expression.Length - 1; i >= 0; --i) {
if (!(Char.IsLetterOrDigit(expression[i]) || expression[i] == '_' || expression[i] == '.')) {
break;
}
}
// no Identifier before the period
if (i == expression.Length - 1) {
return null;
}
string t = expression.Substring(i + 1);
// Console.WriteLine("in Using Statement");
string[] namespaces = parserService.GetNamespaceList(t);
if (namespaces == null || namespaces.Length <= 0) {
return null;
}
return new ResolveResult(namespaces);
}
Console.WriteLine("Not in Using");
this.caretLine = caretLineNumber;
this.caretColumn = caretColumn;
this.parserService = parserService;
IParseInformation parseInfo = parserService.GetParseInformation(fileName);
JRefactory.Parser.AST.CompilationUnit fileCompilationUnit = parseInfo.MostRecentCompilationUnit.Tag as JRefactory.Parser.AST.CompilationUnit;
if (fileCompilationUnit == null) {
// JRefactory.Parser.Parser fileParser = new JRefactory.Parser.Parser();
// fileParser.Parse(new Lexer(new StringReader(fileContent)));
Console.WriteLine("!Warning: no parseinformation!");
return null;
}
/*
//// try to find last expression in original string, it could be like " if (act!=null) act"
//// in this case only "act" should be parsed as expression
!!is so!! don't change things that work
Expression expr=null; // tentative expression
Lexer l=null;
JRefactory.Parser.Parser p = new JRefactory.Parser.Parser();
while (expression.Length > 0) {
l = new Lexer(new StringReader(expression));
expr = p.ParseExpression(l);
if (l.LookAhead.val != "" && expression.LastIndexOf(l.LookAhead.val) >= 0) {
if (expression.Substring(expression.LastIndexOf(l.LookAhead.val) + l.LookAhead.val.Length).Length > 0)
expression=expression.Substring(expression.LastIndexOf(l.LookAhead.val) + l.LookAhead.val.Length).Trim();
else {
expression=l.LookAhead.val.Trim();
l=new Lexer(new StringReader(expression));
expr=p.ParseExpression(l);
break;
}
} else {
if (l.Token.val!="" || expr!=null) break;
}
}
//// here last subexpression should be fixed in expr
if it should be changed in expressionfinder don't fix it here
*/
JRefactory.Parser.Parser p = new JRefactory.Parser.Parser();
Lexer l = new Lexer(new StringReader(expression));
Expression expr = p.ParseExpression(l);
if (expr == null) {
return null;
}
lookupTableVisitor = new LookupTableVisitor();
lookupTableVisitor.Visit(fileCompilationUnit, null);
TypeVisitor typeVisitor = new TypeVisitor(this);
JavaVisitor cSharpVisitor = new JavaVisitor();
cu = (ICompilationUnit)cSharpVisitor.Visit(fileCompilationUnit, null);
if (cu != null) {
callingClass = GetInnermostClass();
//Console.WriteLine("CallingClass is " + callingClass == null ? "null" : callingClass.Name);
}
//Console.WriteLine("expression = " + expr.ToString());
IReturnType type = expr.AcceptVisitor(typeVisitor, null) as IReturnType;
//Console.WriteLine("type visited");
if (type == null || type.PointerNestingLevel != 0) {
// Console.WriteLine("Type == null || type.PointerNestingLevel != 0");
if (type != null) {
//Console.WriteLine("PointerNestingLevel is " + type.PointerNestingLevel);
} else {
//Console.WriteLine("Type == null");
}
//// when type is null might be file needs to be reparsed - some vars were lost
fileCompilationUnit=parserService.ParseFile(fileName, fileContent).MostRecentCompilationUnit.Tag
as JRefactory.Parser.AST.CompilationUnit;
lookupTableVisitor.Visit(fileCompilationUnit,null);
cu = (ICompilationUnit)cSharpVisitor.Visit(fileCompilationUnit, null);
if (cu != null) {
callingClass = GetInnermostClass();
}
type=expr.AcceptVisitor(typeVisitor,null) as IReturnType;
if (type==null) return null;
}
if (type.ArrayDimensions != null && type.ArrayDimensions.Length > 0) {
type = new ReturnType("System.Array");
}
Console.WriteLine("Here: Type is " + type.FullyQualifiedName);
IClass returnClass = SearchType(type.FullyQualifiedName, cu);
if (returnClass == null) {
// Try if type is Namespace:
string n = SearchNamespace(type.FullyQualifiedName, cu);
if (n == null) {
return null;
}
ArrayList content = parserService.GetNamespaceContents(n);
ArrayList classes = new ArrayList();
for (int i = 0; i < content.Count; ++i) {
if (content[i] is IClass) {
classes.Add((IClass)content[i]);
}
}
string[] namespaces = parserService.GetNamespaceList(n);
return new ResolveResult(namespaces, classes);
}
Console.WriteLine("Returning Result!");
return new ResolveResult(returnClass, ListMembers(new ArrayList(), returnClass));
}
public override object Visit(AST.MethodDeclaration methodDeclaration, object data)
{
DefaultRegion region = GetRegion(methodDeclaration.StartLocation, methodDeclaration.EndLocation);
DefaultRegion bodyRegion = GetRegion(methodDeclaration.EndLocation, methodDeclaration.Body != null ? methodDeclaration.Body.EndLocation : new Point(-1, -1));
// Console.WriteLine(region + " --- " + bodyRegion);
ReturnType type = new ReturnType(methodDeclaration.TypeReference);
Class c = (Class)currentClass.Peek();
Method method = new Method(String.Concat(methodDeclaration.Name), type, methodDeclaration.Modifier, region, bodyRegion);
ParameterCollection parameters = new ParameterCollection();
if (methodDeclaration.Parameters != null) {
foreach (AST.ParameterDeclarationExpression par in methodDeclaration.Parameters) {
ReturnType parType = new ReturnType(par.TypeReference);
Parameter p = new Parameter(par.ParameterName, parType);
parameters.Add(p);
}
}
method.Parameters = parameters;
c.Methods.Add(method);
return null;
}
