internal static bool IsEqualResolveResult(ResolveResult rr1, ResolveResult rr2)
{
if (rr1 == rr2)
{
return(true);
}
if (rr1 == null || rr2 == null)
{
return(false);
}
if (rr1.GetType() != rr2.GetType())
{
return(false);
}
bool eq = true;
foreach (var property in rr1.GetType().GetProperties())
{
object val1 = property.GetValue(rr1, null);
object val2 = property.GetValue(rr2, null);
eq &= Compare(val1, val2, property.PropertyType);
}
foreach (var field in rr1.GetType().GetFields())
{
object val1 = field.GetValue(rr1);
object val2 = field.GetValue(rr2);
eq &= Compare(val1, val2, field.FieldType);
}
return(eq);
}
private void ProcessPositionalArgs(IList <ResolveResult> args)
{
if (args.Count == 0)
{
return;
}
Console.WriteLine("attribute.PositionalArguments :");
for (Int32 index = 0; index < args.Count; ++index)
{
ResolveResult argResult = args[index];
Console.Write("index = {0}, type = {1}", index, argResult.GetType());
if (argResult is ConstantResolveResult)
{
ConstantResolveResult constResult = (ConstantResolveResult)argResult;
Console.Write(", value = {0}", constResult.ConstantValue);
}
if (argResult is MemberResolveResult)
{
MemberResolveResult memberResult = (MemberResolveResult)argResult;
IMember member = memberResult.Member;
Console.Write(", value = {0}, memberKind = {1}, typeKind = {2}", member.Name, member.SymbolKind, memberResult.Type.Kind);
}
Console.WriteLine();
}
}
public IEnumerable <string> FindReferences(string editorText, string pattern, ResolveResult target, string fileName)
{
var references = new List <string>();
IDocument document = null;
Type patternType = target.GetType();
string targetReflectionName = target.ToString();
if (target is MemberResolveResult) //the caret is on the member implementation
{
targetReflectionName = targetReflectionName.Replace("MemberResolveResult", "CSharpInvocationResolveResult");
patternType = typeof(CSharpInvocationResolveResult);
}
//we are looking for the member invocation code.
//For example: "[CSharpInvocationResolveResult [Method Test.Who():System.Void]]"
foreach (Match m in Regex.Matches(editorText, pattern))
{
var match = ResolveFromPosition(editorText, m.Index, fileName);
if (match != null && match.GetType() == patternType && match.ToString() == targetReflectionName)
{
if (document == null)
{
document = new ReadOnlyDocument(editorText);
}
int position = m.Index;
var location = document.GetLocation(position);
var line = document.GetLineByOffset(position);
string lineText = editorText.GetTextOf(line);
Tuple <int, int> decoration = CSScriptHelper.GetDecorationInfo(editorText);
if (decoration.Item1 != -1) //the file content is no the actual one but an auto-generated (decorated)
{
if (position > decoration.Item1)
{
position -= decoration.Item2;
string actualText = File.ReadAllText(fileName);
if (actualText != editorText)
{
document = new ReadOnlyDocument(actualText);
location = document.GetLocation(position);
line = document.GetLineByOffset(position);
lineText = actualText.GetTextOf(line);
}
}
}
references.Add(string.Format("{0}({1},{2}): {3}", fileName, location.Line, location.Column, lineText.Trim()));
}
}
return(references);
}
Value Visit(ResolveResult result)
{
if (result is ErrorResolveResult)
{
var err = (ErrorResolveResult)result;
if (!string.IsNullOrWhiteSpace(err.Message))
{
throw new GetValueException(err.Message);
}
}
if (result.IsError)
{
throw new GetValueException("Unknown error");
}
if (result.ConstantValue == null && result.Type.Equals(SpecialType.NullType))
{
return(Eval.CreateValue(evalThread, null));
}
throw new GetValueException("Unsupported language construct: " + result.GetType().Name);
}
public TooltipItem GetItem(Mono.TextEditor.TextEditor editor, int offset)
{
if (offset >= editor.Document.TextLength)
{
return(null);
}
if (!DebuggingService.IsDebugging || DebuggingService.IsRunning)
{
return(null);
}
StackFrame frame = DebuggingService.CurrentFrame;
if (frame == null)
{
return(null);
}
var ed = (ExtensibleTextEditor)editor;
string expression = null;
int startOffset = 0, length = 0;
if (ed.IsSomethingSelected && offset >= ed.SelectionRange.Offset && offset <= ed.SelectionRange.EndOffset)
{
expression = ed.SelectedText;
startOffset = ed.SelectionRange.Offset;
length = ed.SelectionRange.Length;
}
else
{
ICSharpCode.NRefactory.TypeSystem.DomRegion expressionRegion;
ResolveResult res = ed.GetLanguageItem(offset, out expressionRegion);
if (res == null || res.IsError || res.GetType() == typeof(ResolveResult))
{
return(null);
}
//Console.WriteLine ("res is a {0}", res.GetType ().Name);
if (expressionRegion.IsEmpty)
{
return(null);
}
if (res is NamespaceResolveResult ||
res is ConversionResolveResult ||
res is ForEachResolveResult ||
res is TypeIsResolveResult ||
res is TypeOfResolveResult ||
res is ErrorResolveResult)
{
return(null);
}
var start = new DocumentLocation(expressionRegion.BeginLine, expressionRegion.BeginColumn);
var end = new DocumentLocation(expressionRegion.EndLine, expressionRegion.EndColumn);
startOffset = editor.Document.LocationToOffset(start);
int endOffset = editor.Document.LocationToOffset(end);
length = endOffset - startOffset;
if (res is LocalResolveResult)
{
var lr = (LocalResolveResult)res;
// Capture only the local variable portion of the expression...
expression = lr.Variable.Name;
length = expression.Length;
// Calculate start offset based on the end offset because we don't want to include the type information.
startOffset = endOffset - length;
}
else if (res is InvocationResolveResult)
{
var ir = (InvocationResolveResult)res;
if (ir.Member.Name != ".ctor")
{
return(null);
}
expression = ir.Member.DeclaringType.FullName;
}
else if (res is MemberResolveResult)
{
var mr = (MemberResolveResult)res;
if (mr.TargetResult == null)
{
// User is hovering over a member definition...
if (mr.Member is IProperty)
{
// Visual Studio will evaluate Properties if you hover over their definitions...
var prop = (IProperty)mr.Member;
if (prop.CanGet)
{
if (prop.IsStatic)
{
expression = prop.FullName;
}
else
{
expression = prop.Name;
}
}
else
{
return(null);
}
}
else if (mr.Member is IField)
{
var field = (IField)mr.Member;
if (field.IsStatic)
{
expression = field.FullName;
}
else
{
expression = field.Name;
}
}
else
{
return(null);
}
}
// If the TargetResult is not null, then treat it like any other ResolveResult.
}
else if (res is ConstantResolveResult)
{
// Fall through...
}
else if (res is ThisResolveResult)
{
// Fall through...
}
else if (res is TypeResolveResult)
{
// Fall through...
}
else
{
return(null);
}
if (expression == null)
{
expression = ed.GetTextBetween(start, end);
}
}
if (string.IsNullOrEmpty(expression))
{
return(null);
}
ObjectValue val;
if (!cachedValues.TryGetValue(expression, out val))
{
val = frame.GetExpressionValue(expression, true);
cachedValues [expression] = val;
}
if (val == null || val.IsUnknown || val.IsNotSupported)
{
return(null);
}
val.Name = expression;
return(new TooltipItem(val, startOffset, length));
}
string Visit(ResolveResult result)
{
return("Not supported: " + result.GetType().Name);
}
bool IsEqualResolveResult(ResolveResult rr1, ResolveResult rr2)
{
if (rr1 == rr2)
return true;
if (rr1 == null || rr2 == null)
return false;
if (rr1.GetType() != rr2.GetType())
return false;
bool eq = true;
foreach (var property in rr1.GetType().GetProperties()) {
object val1 = property.GetValue(rr1, null);
object val2 = property.GetValue(rr2, null);
eq &= Compare(val1, val2, property.PropertyType);
}
foreach (var field in rr1.GetType().GetFields()) {
object val1 = field.GetValue(rr1);
object val2 = field.GetValue(rr2);
eq &= Compare(val1, val2, field.FieldType);
}
return eq;
}
string Visit(ResolveResult result)
{
return "Not supported: " + result.GetType().Name;
}
Value Visit(ResolveResult result)
{
if (result is ErrorResolveResult) {
var err = (ErrorResolveResult)result;
if (!string.IsNullOrWhiteSpace(err.Message))
throw new GetValueException(err.Message);
}
if (result.IsError)
throw new GetValueException("Unknown error");
if (result.ConstantValue == null && result.Type.Equals(SpecialType.NullType))
return Eval.CreateValue(evalThread, null);
throw new GetValueException("Unsupported language construct: " + result.GetType().Name);
}
Value Visit(ResolveResult result)
{
if (result is ErrorResolveResult) {
var err = (ErrorResolveResult)result;
if (!string.IsNullOrWhiteSpace(err.Message))
throw new GetValueException(err.Message);
}
if (result.IsError)
throw new GetValueException("Unknown error");
throw new GetValueException("Unsupported language construct: " + result.GetType().Name);
}
public override TooltipItem GetItem(TextEditor editor, int offset)
{
if (offset >= editor.Document.TextLength)
{
return(null);
}
if (!DebuggingService.IsDebugging || DebuggingService.IsRunning)
{
return(null);
}
StackFrame frame = DebuggingService.CurrentFrame;
if (frame == null)
{
return(null);
}
var ed = (ExtensibleTextEditor)editor;
string expression = null;
int startOffset = 0, length = 0;
if (ed.IsSomethingSelected && offset >= ed.SelectionRange.Offset && offset <= ed.SelectionRange.EndOffset)
{
expression = ed.SelectedText;
startOffset = ed.SelectionRange.Offset;
length = ed.SelectionRange.Length;
}
else
{
DomRegion expressionRegion;
ResolveResult res = ed.GetLanguageItem(offset, out expressionRegion);
if (res == null || res.IsError || res.GetType() == typeof(ResolveResult))
{
return(null);
}
//Console.WriteLine ("res is a {0}", res.GetType ().Name);
if (expressionRegion.IsEmpty)
{
return(null);
}
if (res is NamespaceResolveResult ||
res is ConversionResolveResult ||
res is ForEachResolveResult ||
res is TypeIsResolveResult ||
res is TypeOfResolveResult ||
res is ErrorResolveResult)
{
return(null);
}
var start = new DocumentLocation(expressionRegion.BeginLine, expressionRegion.BeginColumn);
var end = new DocumentLocation(expressionRegion.EndLine, expressionRegion.EndColumn);
startOffset = editor.Document.LocationToOffset(start);
int endOffset = editor.Document.LocationToOffset(end);
length = endOffset - startOffset;
if (res is LocalResolveResult)
{
var lr = (LocalResolveResult)res;
// Use the start and end offsets of the variable region so that we get the "@" in variable names like "@class"
start = new DocumentLocation(lr.Variable.Region.BeginLine, lr.Variable.Region.BeginColumn);
end = new DocumentLocation(lr.Variable.Region.EndLine, lr.Variable.Region.EndColumn);
startOffset = editor.Document.LocationToOffset(start);
endOffset = editor.Document.LocationToOffset(end);
expression = ed.GetTextBetween(startOffset, endOffset).Trim();
// Note: When the LocalResolveResult is a parameter, the Variable.Region includes the type
if (lr.IsParameter)
{
int index = IndexOfLastWhiteSpace(expression);
if (index != -1)
{
expression = expression.Substring(index + 1);
}
}
length = expression.Length;
}
else if (res is InvocationResolveResult)
{
var ir = (InvocationResolveResult)res;
if (ir.Member.Name != ".ctor")
{
return(null);
}
expression = ir.Member.DeclaringType.FullName;
}
else if (res is MemberResolveResult)
{
var mr = (MemberResolveResult)res;
if (mr.TargetResult == null)
{
// User is hovering over a member definition...
if (mr.Member is IProperty)
{
// Visual Studio will evaluate Properties if you hover over their definitions...
var prop = (IProperty)mr.Member;
if (prop.CanGet)
{
if (prop.IsStatic)
{
expression = prop.FullName;
}
else
{
expression = prop.Name;
}
}
else
{
return(null);
}
}
else if (mr.Member is IField)
{
var field = (IField)mr.Member;
if (field.IsStatic)
{
expression = field.FullName;
}
else
{
expression = field.Name;
}
}
else
{
return(null);
}
}
// If the TargetResult is not null, then treat it like any other ResolveResult.
}
else if (res is ConstantResolveResult)
{
// Fall through...
}
else if (res is ThisResolveResult)
{
// Fall through...
}
else if (res is TypeResolveResult)
{
// Fall through...
}
else
{
return(null);
}
if (expression == null)
{
expression = ed.GetTextBetween(start, end);
}
}
if (string.IsNullOrEmpty(expression))
{
return(null);
}
ObjectValue val;
if (!cachedValues.TryGetValue(expression, out val))
{
val = frame.GetExpressionValue(expression, true);
cachedValues [expression] = val;
}
if (val == null || val.IsUnknown || val.IsNotSupported)
{
return(null);
}
val.Name = expression;
return(new TooltipItem(val, startOffset, length));
}
public static object GetValue(this ResolveResult result, bool ignoreError = false)
{
if (null == result || (result.IsError && !ignoreError))
{
return(null);
}
object value = null;
if (result.TryCast <UnknownIdentifierResolveResult>(r => value = r.Identifier))
{
return(value);
}
if (result.TryCast <ConstantResolveResult>(r => value = r.ConstantValue))
{
return(value);
}
if (result.TryCast <MemberResolveResult>(r => value = r.ConstantValue))
{
return(value);
}
if (result.TryCast <TypeOfResolveResult>(r => value = r.ReferencedType))
{
return(value);
}
if (result.TryCast <ConversionResolveResult>(r => value = r.Input.GetValue()))
{
return(value);
}
if (result.TryCast <ArrayCreateResolveResult>(r =>
value = r.InitializerElements
.Select(x => x.GetValue(ignoreError: true))
.ToArray()))
{
return(value);
}
throw new Exception("THIS IS A BUG: Do not know how to get Value from a ResolveResult: " + result.GetType().Name);
}