public string[] FindReferences(string editorText, int offset, string fileName)
{
var retval = new List <string>();
if (Project != null)
{
string pattern = SimpleCodeCompletion.GetWordAt(editorText, offset);
var target = ResolveFromPosition(editorText, offset, fileName);
if (target != null && !string.IsNullOrEmpty(pattern))
{
var references = new List <string>();
foreach (string sourceFile in Project.Files.Select(x => x.FileName))
{
bool isEditedFile = (sourceFile == fileName);
string text = (isEditedFile ? editorText : File.ReadAllText(sourceFile));
retval.AddRange(FindReferences(text, pattern, target, sourceFile));
}
}
}
return(retval.ToArray());
}
public string[] GetMemberInfo(string editorText, int offset, string fileName, bool collapseOverloads, out int methodStartPos)
{
methodStartPos = offset;
bool isInstantiation = false;
try
{
string nameToResolve = "";
if (collapseOverloads) //simple resolving from the position
{
isInstantiation = SimpleCodeCompletion.GetPrevWordAt(editorText, offset) == "new";
nameToResolve = SimpleCodeCompletion.GetWordAt(editorText, offset);
}
else
{
int pos = editorText.LastIndexOf('(', offset - 1);
if (pos == -1)
{
return(new string[0]);
}
else
{
offset = pos;
}
nameToResolve = SimpleCodeCompletion.GetWordAt(editorText, offset);
}
methodStartPos = offset;
IEnumerable <ICompletionData> data = GetCompletionData(editorText, offset, fileName, true).ToNRef();
string[] usedNamespaces = new CSharpParser().Parse(editorText, fileName)
.GetUsingNamepseces();
var match = data.Where(x => x.matchesToken(nameToResolve)).FirstOrDefault();//it will be either one or no records
if (match != null)
{
bool fullInfo = !collapseOverloads;
//Note x.OverloadedData includes all instances of the same-name member. Thus '-1' should be applied
if (collapseOverloads)
{
string[] infoParts = match.GetDisplayInfo(fullInfo, isInstantiation).HideKnownNamespaces(usedNamespaces).GetLines(2);
string desctription = infoParts.First();
string documentation = (infoParts.Length > 1 ? "\r\n" + infoParts[1] : "");
string info = desctription;
int overloadsCount = 0;
if (match.HasOverloads)
{
overloadsCount = match.OverloadedData.Count() - 1;
}
if (match is TypeCompletionData)
{
if (isInstantiation)
{
info += "()";
}
else
{
overloadsCount = 0;
}
}
info += (overloadsCount > 0 ? (" (+ " + overloadsCount + " overload(s))") : "") + documentation;
if (!string.IsNullOrEmpty(info))
{
return new string[] { info }
}
;
}
else
{
if (match.HasOverloads)
{
return(match.OverloadedData
.Where(d => d is IEntityCompletionData)
.Cast <IEntityCompletionData>()
.Select(d => d.Entity.ToTooltip(fullInfo).HideKnownNamespaces(usedNamespaces))
.Where(x => !string.IsNullOrEmpty(x))
.ToArray());
}
else
{
string info = match.GetDisplayInfo(fullInfo).HideKnownNamespaces(usedNamespaces);
if (!string.IsNullOrEmpty(info))
{
return new string[] { info }
}
;
}
}
}
}
catch
{
//the exception can happens even for the internal NRefactor-related reasons
}
return(new string[0]);
}
