//public virtual Location Start
//{
// get
// {
// return Location.None;
// }
//}
//public virtual Location End
//{
// get
// {
// return Location.None;
// }
//}
public void Add(ScopeNode node)
{
if (_nested == null)
_nested = new List<ScopeNode>();
_nested.Add(node);
}
//public virtual Location Start
//{
// get
// {
// return Location.None;
// }
//}
//public virtual Location End
//{
// get
// {
// return Location.None;
// }
//}
public void Add(ScopeNode node)
{
if (_nested == null)
{
_nested = new List <ScopeNode>();
}
_nested.Add(node);
}
internal NemerleLibraryNode(
ScopeNode scope,
string namePrefix,
IVsHierarchy hierarchy,
uint itemId)
: base(scope.Name)
{
_sourceSpan = new TextSpan();
//if (scope is FunctionNode)
//{
// this.NodeType = LibraryNodeType.Members;
//}
//else if (scope is ClassNode)
//{
// this.NodeType = LibraryNodeType.Classes;
// this.Name = string.Format(CultureInfo.InvariantCulture, "{0}{1}", namePrefix, scope.Name);
//}
//this.ownerHierarchy = hierarchy;
//this.fileId = itemId;
//// Now check if we have all the information to navigate to the source location.
//if ((null != ownerHierarchy) && (VSConstants.VSITEMID_NIL != fileId))
//{
// if ((0 != Location.Compare(Location.None, scope.Start)) && (0 != Location.Compare(Location.None, scope.End)))
// {
// sourceSpan = new TextSpan();
// sourceSpan.iStartIndex = scope.Start.column;
// if (scope.Start.line > 0)
// {
// sourceSpan.iStartLine = scope.Start.line - 1;
// }
// sourceSpan.iEndIndex = scope.End.column;
// if (scope.End.line > 0)
// {
// sourceSpan.iEndLine = scope.End.line - 1;
// }
// this.CanGoToSource = true;
// }
//}
throw new NotImplementedException();
}
internal NemerleLibraryNode(
ScopeNode scope,
string namePrefix,
IVsHierarchy hierarchy,
uint itemId)
: base(scope.Name)
{
_sourceSpan = new TextSpan();
//if (scope is FunctionNode)
//{
// this.NodeType = LibraryNodeType.Members;
//}
//else if (scope is ClassNode)
//{
// this.NodeType = LibraryNodeType.Classes;
// this.Name = string.Format(CultureInfo.InvariantCulture, "{0}{1}", namePrefix, scope.Name);
//}
//this.ownerHierarchy = hierarchy;
//this.fileId = itemId;
//// Now check if we have all the information to navigate to the source location.
//if ((null != ownerHierarchy) && (VSConstants.VSITEMID_NIL != fileId))
//{
// if ((0 != Location.Compare(Location.None, scope.Start)) && (0 != Location.Compare(Location.None, scope.End)))
// {
// sourceSpan = new TextSpan();
// sourceSpan.iStartIndex = scope.Start.column;
// if (scope.Start.line > 0)
// {
// sourceSpan.iStartLine = scope.Start.line - 1;
// }
// sourceSpan.iEndIndex = scope.End.column;
// if (scope.End.line > 0)
// {
// sourceSpan.iEndLine = scope.End.line - 1;
// }
// this.CanGoToSource = true;
// }
//}
throw new NotImplementedException();
}
void CreateModuleTree(
LibraryNode root,
LibraryNode current,
ScopeNode scope,
string namePrefix,
ModuleID moduleId)
{
if ((null == root) || (null == scope) || (null == scope.NestedScopes))
{
return;
}
foreach (ScopeNode subItem in scope.NestedScopes)
{
NemerleLibraryNode newNode = new NemerleLibraryNode(
subItem, namePrefix, moduleId.Hierarchy, moduleId.ItemID);
string newNamePrefix = namePrefix;
// The classes are always added to the root node, the functions to the current node.
//
if ((newNode.NodeType & LibraryNode.LibraryNodeType.Members) != LibraryNode.LibraryNodeType.None)
{
current.AddNode(newNode);
}
else if ((newNode.NodeType & LibraryNode.LibraryNodeType.Classes) != LibraryNode.LibraryNodeType.None)
{
// Classes are always added to the root.
//
root.AddNode(newNode);
newNamePrefix = newNode.Name + ".";
}
// Now use recursion to get the other types.
//
CreateModuleTree(root, newNode, subItem, newNamePrefix, moduleId);
}
}
void CreateModuleTree(
LibraryNode root,
LibraryNode current,
ScopeNode scope,
string namePrefix,
ModuleID moduleId)
{
if ((null == root) || (null == scope) || (null == scope.NestedScopes))
return;
foreach (ScopeNode subItem in scope.NestedScopes)
{
NemerleLibraryNode newNode = new NemerleLibraryNode(
subItem, namePrefix, moduleId.Hierarchy, moduleId.ItemID);
string newNamePrefix = namePrefix;
// The classes are always added to the root node, the functions to the current node.
//
if ((newNode.NodeType & LibraryNode.LibraryNodeType.Members) != LibraryNode.LibraryNodeType.None)
{
current.AddNode(newNode);
}
else if ((newNode.NodeType & LibraryNode.LibraryNodeType.Classes) != LibraryNode.LibraryNodeType.None)
{
// Classes are always added to the root.
//
root.AddNode(newNode);
newNamePrefix = newNode.Name + ".";
}
// Now use recursion to get the other types.
//
CreateModuleTree(root, newNode, subItem, newNamePrefix, moduleId);
}
}
/// <summary>
/// Main function of the parsing thread.
/// This function waits on the queue of the parsing requests and build
/// the parsing tree for a specific file. The resulting tree is built
/// using LibraryNode objects so that it can be used inside the class
/// view or object browser.
/// </summary>
void ParseThread()
{
const int waitTimeout = 500;
// Define the array of events this function is interest in.
//
WaitHandle[] eventsToWait = new WaitHandle[] { _requestPresent, _shutDownStarted };
// Execute the tasks.
//
while (true)
{
// Wait for a task or a shutdown request.
//
int waitResult = WaitHandle.WaitAny(eventsToWait, waitTimeout, false);
if (1 == waitResult)
{
// The shutdown of this component is started, so exit the thread.
return;
}
LibraryTask task = null;
lock (_requests)
{
if (_requests.Count != 0)
{
task = _requests.Dequeue();
}
if (_requests.Count == 0)
{
_requestPresent.Reset();
}
}
if (null == task)
{
continue;
}
ScopeNode scope = null;
if (task.Text == null)
{
if (File.Exists(task.FileName))
{
Debug.WriteLine("Parse request (no text): " + task.FileName + " " + task.ModuleID);
return;
}
}
else
{
Debug.WriteLine("Parse request: " + task.FileName + " " + task.ModuleID);
return;
}
LibraryNode module = new LibraryNode(
Path.GetFileName(task.FileName),
LibraryNode.LibraryNodeType.PhysicalContainer);
CreateModuleTree(module, module, scope, "", task.ModuleID);
if (task.ModuleID != null)
{
LibraryNode previousItem;
lock (_files)
if (_files.TryGetValue(task.ModuleID, out previousItem))
{
_files.Remove(task.ModuleID);
}
_library.RemoveNode(previousItem);
}
_library.AddNode(module);
if (task.ModuleID != null)
{
lock (_files)
_files.Add(task.ModuleID, module);
}
}
}
