public IEnumerable <CompletionData> CreateProvider(AutoCompleteRequest request)
{
request.Column = request.Column - request.WordToComplete.Length;
var completionContext = new BufferContext(request, _parser);
var partialWord = request.WordToComplete;
var project = _solution.ProjectContainingFile(request.FileName);
var contextProvider = new DefaultCompletionContextProvider(completionContext.Document, completionContext.ParsedContent.UnresolvedFile);
if (project.CompilerSettings != null)
{
var conditionalSymbols = project.CompilerSettings.ConditionalSymbols;
foreach (var symbol in conditionalSymbols)
{
contextProvider.AddSymbol(symbol);
}
}
var instantiating = IsInstantiating(completionContext.NodeCurrentlyUnderCursor);
var engine = new CSharpCompletionEngine(completionContext.Document
, contextProvider
, new CompletionDataFactory(project
, partialWord
, instantiating
, request
, _config)
, completionContext.ParsedContent.ProjectContent
, completionContext.ResolveContext)
{
EolMarker = Environment.NewLine
};
engine.AutomaticallyAddImports = request.WantImportableTypes;
_logger.Debug("Getting Completion Data");
IEnumerable <CompletionData> data = engine.GetCompletionData(completionContext.CursorPosition, true).Cast <CompletionData>();
_logger.Debug("Got Completion Data");
return(data.Where(d => d != null && d.CompletionText.IsValidCompletionFor(partialWord))
.FlattenOverloads()
.RemoveDupes()
.OrderByDescending(d => d.RequiredNamespaceImport != null ? 0 : 1)
.ThenByDescending(d => d.CompletionText.IsValidCompletionStartsWithExactCase(partialWord))
.ThenByDescending(d => d.CompletionText.IsValidCompletionStartsWithIgnoreCase(partialWord))
.ThenByDescending(d => d.CompletionText.IsCamelCaseMatch(partialWord))
.ThenByDescending(d => d.CompletionText.IsSubsequenceMatch(partialWord))
.ThenBy(d => d.CompletionText));
}
IEnumerable <Common.ICompletionData> GetCSharpCompletionData(ReadOnlyDocument doc, string editorText, int offset, string fileName, bool isControlSpace = true) // not the best way to put in the whole string every time
{
if (editorText[offset] != '.') //we may be at the partially complete word
{
for (int i = offset - 1; i >= 0; i--)
{
if (SimpleCodeCompletion.Delimiters.Contains(editorText[i]))
{
offset = i + 1;
break;
}
}
}
//test for C# completion
var location = doc.GetLocation(offset);
var syntaxTree = new CSharpParser().Parse(editorText, fileName);
syntaxTree.Freeze();
var unresolvedFile = syntaxTree.ToTypeSystem();
Project = Project.AddOrUpdateFiles(unresolvedFile);
//note project should be reassigned/recreated every time we add asms or file
//IProjectContent project = new CSharpProjectContent();
//project = project.AddAssemblyReferences(builtInLibs.Value);
//project = project.AddOrUpdateFiles(unresolvedFile);
//IProjectContent project = new CSharpProjectContent().AddAssemblyReferences(builtInLibs.Value).AddOrUpdateFiles(unresolvedFile);
var completionContextProvider = new DefaultCompletionContextProvider(doc, unresolvedFile);
var compilation = Project.CreateCompilation();
var resolver = unresolvedFile.GetResolver(compilation, location);
var engine = new CSharpCompletionEngine(doc,
completionContextProvider,
new SimpleCompletionDataFactory(resolver),
Project,
resolver.CurrentTypeResolveContext);
var data = engine.GetCompletionData(offset, isControlSpace);
return(data.PrepareForDisplay().ToCommon());
}
public IEnumerable <ICompletionData> CreateProvider(AutoCompleteRequest request)
{
request.Column = request.Column - request.WordToComplete.Length;
var completionContext = new BufferContext(request, _parser);
var partialWord = request.WordToComplete;
var project = _solution.ProjectContainingFile(request.FileName);
ICompletionContextProvider contextProvider = new DefaultCompletionContextProvider
(completionContext.Document, completionContext.ParsedContent.UnresolvedFile);
var instantiating = IsInstantiating(completionContext.NodeCurrentlyUnderCursor);
var engine = new CSharpCompletionEngine
(completionContext.Document
, contextProvider
, new CompletionDataFactory
(project
, partialWord
, instantiating
, request.WantDocumentationForEveryCompletionResult)
, completionContext.ParsedContent.ProjectContent
, completionContext.ResolveContext)
{
EolMarker = Environment.NewLine
};
_logger.Debug("Getting Completion Data");
IEnumerable <ICompletionData> data = engine.GetCompletionData(completionContext.CursorPosition, true);
_logger.Debug("Got Completion Data");
return(data.Where(d => d != null && d.CompletionText.IsValidCompletionFor(partialWord))
.FlattenOverloads()
.RemoveDupes()
.OrderByDescending(d => d.CompletionText.IsValidCompletionStartsWithExactCase(partialWord))
.ThenByDescending(d => d.CompletionText.IsValidCompletionStartsWithIgnoreCase(partialWord))
.ThenByDescending(d => d.CompletionText.IsCamelCaseMatch(partialWord))
.ThenByDescending(d => d.CompletionText.IsSubsequenceMatch(partialWord))
.ThenBy(d => d.CompletionText));
}
public IEnumerable <ICompletionData> CreateProvider(AutoCompleteRequest request)
{
var editorText = request.Buffer ?? string.Empty;
var filename = request.FileName;
var partialWord = request.WordToComplete ?? string.Empty;
var doc = new ReadOnlyDocument(editorText);
var loc = new TextLocation(request.Line, request.Column - partialWord.Length);
int cursorPosition = doc.GetOffset(loc);
//Ensure cursorPosition only equals 0 when editorText is empty, so line 1,column 1
//completion will work correctly.
cursorPosition = Math.Max(cursorPosition, 1);
cursorPosition = Math.Min(cursorPosition, editorText.Length);
var res = _parser.ParsedContent(editorText, filename);
var rctx = res.UnresolvedFile.GetTypeResolveContext(res.Compilation, loc);
ICompletionContextProvider contextProvider = new DefaultCompletionContextProvider(doc, res.UnresolvedFile);
var engine = new CSharpCompletionEngine(doc, contextProvider, new CompletionDataFactory(partialWord), res.ProjectContent, rctx)
{
EolMarker = Environment.NewLine
};
_logger.Debug("Getting Completion Data");
IEnumerable <ICompletionData> data = engine.GetCompletionData(cursorPosition, true);
_logger.Debug("Got Completion Data");
return(data.Where(d => d != null && d.CompletionText.IsValidCompletionFor(partialWord))
.FlattenOverloads()
.RemoveDupes()
.OrderByDescending(d => d.CompletionText.IsValidCompletionStartsWithExactCase(partialWord))
.ThenByDescending(d => d.CompletionText.IsValidCompletionStartsWithIgnoreCase(partialWord))
.ThenByDescending(d => d.CompletionText.IsCamelCaseMatch(partialWord))
.ThenByDescending(d => d.CompletionText.IsSubsequenceMatch(partialWord))
.ThenBy(d => d.CompletionText));
}
ICompletionDataList InternalHandleCodeCompletion(CodeCompletionContext completionContext, char completionChar, bool ctrlSpace, ref int triggerWordLength)
{
/*
* if (textEditorData.CurrentMode is CompletionTextLinkMode) {
* if (!((CompletionTextLinkMode)textEditorData.CurrentMode).TriggerCodeCompletion)
* return null;
* } else if (textEditorData.CurrentMode is Mono.TextEditor.TextLinkEditMode) {
* return null;
* }*/
if (Unit == null || CSharpParsedFile == null)
{
return(null);
}
var list = new CompletionDataList();
var engine = new CSharpCompletionEngine(
textEditorData.Document,
this,
Document.GetProjectContext(),
CSharpParsedFile.GetTypeResolveContext(Document.Compilation, document.Editor.Caret.Location) as CSharpTypeResolveContext,
Unit,
CSharpParsedFile
);
engine.MemberProvider = typeSystemSegmentTree;
engine.FormattingPolicy = FormattingPolicy.CreateOptions();
engine.EolMarker = textEditorData.EolMarker;
engine.IndentString = textEditorData.Options.IndentationString;
list.AddRange(engine.GetCompletionData(completionContext.TriggerOffset, ctrlSpace));
list.AutoCompleteEmptyMatch = engine.AutoCompleteEmptyMatch;
list.AutoSelect = engine.AutoSelect;
list.DefaultCompletionString = engine.DefaultCompletionString;
list.CloseOnSquareBrackets = engine.CloseOnSquareBrackets;
if (ctrlSpace)
{
list.AutoCompleteUniqueMatch = true;
}
return(list.Count > 0 ? list : null);
}
public static IEnumerable <ICompletionData> DoCodeComplete(string editorText, int offset) // not the best way to put in the whole string every time
{
var doc = new ReadOnlyDocument(editorText);
var location = doc.GetLocation(offset);
string parsedText = editorText; // TODO: Why are there different values in test cases?
var syntaxTree = new CSharpParser().Parse(parsedText, "program.cs");
syntaxTree.Freeze();
var unresolvedFile = syntaxTree.ToTypeSystem();
var mb = new DefaultCompletionContextProvider(doc, unresolvedFile);
IProjectContent pctx = new CSharpProjectContent();
var refs = new List <IUnresolvedAssembly> {
mscorlib.Value, systemCore.Value, systemAssembly.Value
};
pctx = pctx.AddAssemblyReferences(refs);
pctx = pctx.AddOrUpdateFiles(unresolvedFile);
var cmp = pctx.CreateCompilation();
var resolver3 = unresolvedFile.GetResolver(cmp, location);
var engine = new CSharpCompletionEngine(doc, mb, new TestCompletionDataFactory(resolver3), pctx, resolver3.CurrentTypeResolveContext);
engine.EolMarker = Environment.NewLine;
engine.FormattingPolicy = FormattingOptionsFactory.CreateMono();
var data = engine.GetCompletionData(offset, controlSpace: false);
return(data);
}
public CodeCompletionResult GetCompletions(IDocument document, int offset, bool controlSpace, string usings, string variables = null)
{
var result = new CodeCompletionResult();
if (String.IsNullOrEmpty(document.FileName))
{
return(result);
}
var completionContext = new CSharpCompletionContext(document, offset, projectContent, usings, variables);
var completionFactory = new CSharpCompletionDataFactory(completionContext.TypeResolveContextAtCaret, completionContext);
var cce = new CSharpCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
cce.EolMarker = Environment.NewLine;
cce.FormattingPolicy = FormattingOptionsFactory.CreateSharpDevelop();
var completionChar = completionContext.Document.GetCharAt(completionContext.Offset - 1);
int startPos, triggerWordLength;
IEnumerable <ICSharpCode.NRefactory.Completion.ICompletionData> completionData;
if (controlSpace)
{
if (!cce.TryGetCompletionWord(completionContext.Offset, out startPos, out triggerWordLength))
{
startPos = completionContext.Offset;
triggerWordLength = 0;
}
completionData = cce.GetCompletionData(startPos, true);
//this outputs tons of available entities
//if (triggerWordLength == 0)
// completionData = completionData.Concat(cce.GetImportCompletionData(startPos));
}
else
{
startPos = completionContext.Offset;
if (char.IsLetterOrDigit(completionChar) || completionChar == '_')
{
if (startPos > 1 && char.IsLetterOrDigit(completionContext.Document.GetCharAt(startPos - 2)))
{
return(result);
}
completionData = cce.GetCompletionData(startPos, false);
startPos--;
triggerWordLength = 1;
}
else
{
completionData = cce.GetCompletionData(startPos, false);
triggerWordLength = 0;
}
}
result.TriggerWordLength = triggerWordLength;
result.TriggerWord = completionContext.Document.GetText(completionContext.Offset - triggerWordLength, triggerWordLength);
Debug.Print("Trigger word: '{0}'", result.TriggerWord);
//cast to AvalonEdit completion data and add to results
foreach (var completion in completionData)
{
var cshellCompletionData = completion as ICSharpCode.CodeCompletion.DataItems.CompletionData;
if (cshellCompletionData != null)
{
cshellCompletionData.TriggerWord = result.TriggerWord;
cshellCompletionData.TriggerWordLength = result.TriggerWordLength;
if (completion is ICSharpCode.CodeCompletion.DataItems.EntityCompletionData)
{
string typename = String.Empty;
var entity = cshellCompletionData as ICSharpCode.CodeCompletion.DataItems.EntityCompletionData;
if (entity.Entity is ICSharpCode.NRefactory.TypeSystem.Implementation.DefaultResolvedTypeDefinition)
{
var def = entity.Entity as ICSharpCode.NRefactory.TypeSystem.Implementation.DefaultResolvedTypeDefinition;
typename = def.FullTypeName.ReflectionName;
}
else
{
typename = entity.Entity.DeclaringType.FullName;
}
Type type = Type.GetType(typename);
if (!AllowedType(type))
{
continue;
}
}
result.CompletionData.Add(cshellCompletionData);
// piggyback 'region' preprocessor to add our own
if (cshellCompletionData.DisplayText == "region")
{
DataItems.CompletionData import = new DataItems.CompletionData("import");
import.CompletionCategory = cshellCompletionData.CompletionCategory;
import.Image = cshellCompletionData.Image;
result.CompletionData.Add(import);
}
}
}
//method completions
if (!controlSpace)
{
// Method Insight
var pce = new CSharpParameterCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
var parameterDataProvider = pce.GetParameterDataProvider(completionContext.Offset, completionChar);
result.OverloadProvider = parameterDataProvider as IOverloadProvider;
}
return(result);
}
public CodeCompletionResult GetCompletions(IDocument document, int offset, bool controlSpace, string usings)
{
var result = new CodeCompletionResult();
if (String.IsNullOrEmpty(document.FileName))
{
return(result);
}
var completionContext = new CSharpCompletionContext(document, offset, projectContent, usings);
var completionFactory = new CSharpCompletionDataFactory(completionContext.TypeResolveContextAtCaret, completionContext);
var cce = new CSharpCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
cce.EolMarker = Environment.NewLine;
cce.FormattingPolicy = FormattingOptionsFactory.CreateSharpDevelop();
var completionChar = completionContext.Document.GetCharAt(completionContext.Offset - 1);
int startPos, triggerWordLength;
IEnumerable <ICSharpCode.NRefactory.Completion.ICompletionData> completionData;
if (controlSpace)
{
if (!cce.TryGetCompletionWord(completionContext.Offset, out startPos, out triggerWordLength))
{
startPos = completionContext.Offset;
triggerWordLength = 0;
}
completionData = cce.GetCompletionData(startPos, true);
//this outputs tons of available entities
//if (triggerWordLength == 0)
// completionData = completionData.Concat(cce.GetImportCompletionData(startPos));
}
else
{
startPos = completionContext.Offset;
if (char.IsLetterOrDigit(completionChar) || completionChar == '_')
{
if (startPos > 1 && char.IsLetterOrDigit(completionContext.Document.GetCharAt(startPos - 2)))
{
return(result);
}
completionData = cce.GetCompletionData(startPos, false);
startPos--;
triggerWordLength = 1;
}
else
{
completionData = cce.GetCompletionData(startPos, false);
triggerWordLength = 0;
}
}
result.TriggerWordLength = triggerWordLength;
result.TriggerWord = completionContext.Document.GetText(completionContext.Offset - triggerWordLength, triggerWordLength);
Debug.Print("Trigger word: '{0}'", result.TriggerWord);
//cast to AvalonEdit completion data and add to results
foreach (var completion in completionData)
{
var cshellCompletionData = completion as CompletionData;
if (cshellCompletionData != null)
{
cshellCompletionData.TriggerWord = result.TriggerWord;
cshellCompletionData.TriggerWordLength = result.TriggerWordLength;
result.CompletionData.Add(cshellCompletionData);
}
}
//method completions
if (!controlSpace)
{
// Method Insight
var pce = new CSharpParameterCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
var parameterDataProvider = pce.GetParameterDataProvider(completionContext.Offset, completionChar);
result.OverloadProvider = parameterDataProvider as IOverloadProvider;
}
return(result);
}
bool ShowCompletion(ITextEditor editor, char completionChar, bool ctrlSpace)
{
CSharpCompletionContext completionContext;
if (fileContent == null)
{
completionContext = CSharpCompletionContext.Get(editor);
}
else
{
completionContext = CSharpCompletionContext.Get(editor, context, currentLocation, fileContent);
}
if (completionContext == null)
{
return(false);
}
int caretOffset;
if (fileContent == null)
{
caretOffset = editor.Caret.Offset;
currentLocation = editor.Caret.Location;
}
else
{
caretOffset = completionContext.Document.GetOffset(currentLocation);
}
var completionFactory = new CSharpCompletionDataFactory(completionContext, new CSharpResolver(completionContext.TypeResolveContextAtCaret));
CSharpCompletionEngine cce = new CSharpCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
var formattingOptions = CSharpFormattingPolicies.Instance.GetProjectOptions(completionContext.Compilation.GetProject());
cce.FormattingPolicy = formattingOptions.OptionsContainer.GetEffectiveOptions();
cce.EolMarker = DocumentUtilities.GetLineTerminator(completionContext.Document, currentLocation.Line);
cce.IndentString = editor.Options.IndentationString;
int startPos, triggerWordLength;
IEnumerable <ICompletionData> completionData;
if (ctrlSpace)
{
if (!cce.TryGetCompletionWord(caretOffset, out startPos, out triggerWordLength))
{
startPos = caretOffset;
triggerWordLength = 0;
}
completionData = cce.GetCompletionData(startPos, true);
completionData = completionData.Concat(cce.GetImportCompletionData(startPos));
}
else
{
startPos = caretOffset;
if (char.IsLetterOrDigit(completionChar) || completionChar == '_')
{
if (startPos > 1 && char.IsLetterOrDigit(completionContext.Document.GetCharAt(startPos - 2)))
{
return(false);
}
completionData = cce.GetCompletionData(startPos, false);
startPos--;
triggerWordLength = 1;
}
else
{
completionData = cce.GetCompletionData(startPos, false);
triggerWordLength = 0;
}
}
DefaultCompletionItemList list = new DefaultCompletionItemList();
list.Items.AddRange(FilterAndAddTemplates(editor, completionData.Cast <ICompletionItem>().ToList()));
if (list.Items.Count > 0 && (ctrlSpace || cce.AutoCompleteEmptyMatch))
{
list.SortItems();
list.PreselectionLength = caretOffset - startPos;
list.PostselectionLength = Math.Max(0, startPos + triggerWordLength - caretOffset);
list.SuggestedItem = list.Items.FirstOrDefault(i => i.Text == cce.DefaultCompletionString);
editor.ShowCompletionWindow(list);
return(true);
}
if (!ctrlSpace)
{
// Method Insight
var pce = new CSharpParameterCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
var newInsight = pce.GetParameterDataProvider(caretOffset, completionChar) as CSharpMethodInsight;
if (newInsight != null && newInsight.items.Count > 0)
{
newInsight.UpdateHighlightedParameter(pce);
newInsight.Show();
return(true);
}
}
return(false);
}
//// todo: eliminate this method later
//private static void AugmentProjectModelWithAlgorithmBase(ProjectModel model)
//{
// model.Children.Add(QcAlgorithmFileModel.Value);
//}
public static ProjectAnalysisResult RunFullProjectAnalysis(ProjectAnalysisRequest projectAnalysisRequest)
{
Stopwatch sw = Stopwatch.StartNew();
ProjectAnalysisResult projectAnalysisResult = new ProjectAnalysisResult();
ProjectModel projectModel = projectAnalysisRequest.ProjectModel;
// todo: Ask Jared why QCAlgorithm is a partial class and why it's not included in "common"
#if false
// ************************************************************************************
// NOTE: In order to get this project building cleanly, with minimal dependencies
// before checking into Github, I've removed all hard QuantConnect dependencies,
// including the QCAlgorithm.cs embedded resource and the assembly references to
// QuantConnect.Algorithm.Interface
// Augment the project model with the QCAgorithm base class
// projectModel.Children.Add(QcAlgorithmFileModel.Value);
// ************************************************************************************
#endif
// Set up the project (if not already done)
if (projectModel.ProjectContent == null)
{
projectModel.ProjectContent = new CSharpProjectContent();
projectModel.ProjectContent = projectModel.ProjectContent.AddAssemblyReferences(QCReferences.Value);
}
// For each new file, we need to integrate it into the project content
var fileModelsInProject = projectModel.GetFileDescendants().ToArray();
foreach (var fileModelInProject in fileModelsInProject)
{
IntegrateFileModel(projectModel, fileModelInProject);
}
// We can return now if no code completion was requested
if (projectAnalysisRequest.CodeCompletionParameters == null)
{
projectAnalysisResult.TimeElapsed = sw.Elapsed;
return(projectAnalysisResult);
}
// Now it's time to give attention specifically to the matter of resolving the code completion
// options. This, of course, requires a deeper analysis of the specified file...
var codeCompletionParams = projectAnalysisRequest.CodeCompletionParameters;
// Locate the file in the project
ProjectFileModel fileModel = projectModel.FindFile(codeCompletionParams.FileId);
if (fileModel == null)
{
throw new Exception("Specified file does not exist in this project");
}
// Create a TypeSystem.ICompilation that allows resolving within the project.
var compilation = projectModel.ProjectContent.CreateCompilation();
#region Resolve text cursor/caret location
// The text cursor position is crucial to creating a properly-scoped type resolution context
// so as to get relevant code completion suggestions.
int textCursorOffset = 0;
TextLocation textCursorLocation = new TextLocation(1, 1);
ReadOnlyDocument doc = new ReadOnlyDocument(fileModel.Content);
try
{
// if line and column aren't set, we'll assume that the cursor offset/index is set
if (codeCompletionParams.Line == 0 && codeCompletionParams.Column == 0)
{
textCursorOffset = codeCompletionParams.Offset;
if (textCursorOffset < 0)
{
textCursorOffset = 0;
}
textCursorLocation = doc.GetLocation(textCursorOffset);
}
// if either line or column are invalid (i.e. <= 0), then we'll use offset 0 instead
else if (codeCompletionParams.Line <= 0 || codeCompletionParams.Column <= 0)
{
textCursorOffset = 0;
}
else
{
textCursorLocation = new TextLocation(codeCompletionParams.Line, codeCompletionParams.Column);
textCursorOffset = doc.GetOffset(textCursorLocation);
codeCompletionParams.Offset = textCursorOffset;
}
}
catch (Exception)
{
textCursorOffset = 0;
textCursorLocation = new TextLocation(1, 1);
}
finally
{
projectAnalysisResult.Line = textCursorLocation.Line;
projectAnalysisResult.Column = textCursorLocation.Column;
projectAnalysisResult.Offset = textCursorOffset;
}
#endregion
#region Create and Refine the type resolution context as much as possible based upon the cursor position
var typeResolveContext = new CSharpTypeResolveContext(compilation.MainAssembly);
// Constrain the resolve context by using scope
typeResolveContext = typeResolveContext
.WithUsingScope(fileModel.UnresolvedFile.GetUsingScope(textCursorLocation)
.Resolve(compilation));
var curDef = fileModel.UnresolvedFile.GetInnermostTypeDefinition(textCursorLocation);
if (curDef != null)
{
var resolvedDef = curDef.Resolve(typeResolveContext).GetDefinition();
typeResolveContext = typeResolveContext.WithCurrentTypeDefinition(resolvedDef);
var curMember = resolvedDef.Members.FirstOrDefault(m => m.Region.Begin <= textCursorLocation && textCursorLocation < m.BodyRegion.End);
if (curMember != null)
{
typeResolveContext = typeResolveContext.WithCurrentMember(curMember);
}
}
#endregion
// The purpose of the rest of these steps is a little fuzzy in my mind...
// I'm still trying to understand them fully and if/why they're all needed.
// It seems there is some redundancy here...
var completionContext = new DefaultCompletionContextProvider(doc, fileModel.UnresolvedFile);
#region Add Preprocessor Symbols??
completionContext.AddSymbol("TEST");
foreach (var sym in fileModel.SyntaxTree.ConditionalSymbols)
{
completionContext.AddSymbol(sym);
}
#endregion
var completionDataFactory = new CodeCompletionDataFactory(new CSharpResolver(typeResolveContext));
var completionEngine = new CSharpCompletionEngine(doc, completionContext, completionDataFactory, projectModel.ProjectContent, typeResolveContext);
completionEngine.EolMarker = Environment.NewLine;
completionEngine.FormattingPolicy = FormattingOptionsFactory.CreateMono();
projectModel.CompletionEngine = completionEngine;
// Attach contextual info to analysis result
GetDocumentContext(projectAnalysisResult, textCursorOffset, doc);
// Finally, generate completion data!
var completionOptions = completionEngine.GetCompletionData(textCursorOffset, projectAnalysisRequest.CodeCompletionParameters.CtrlSpace).ToArray();
projectAnalysisResult.CompletionOptions = completionOptions.OrderBy(x => x.CompletionText).ToArray();
projectAnalysisResult.AutoCompleteEmptyMatch = completionEngine.AutoCompleteEmptyMatch;
projectAnalysisResult.AutoSelect = completionEngine.AutoSelect;
projectAnalysisResult.DefaultCompletionString = completionEngine.DefaultCompletionString;
int startPos, wordLength;
if (completionEngine.TryGetCompletionWord(textCursorOffset, out startPos, out wordLength))
{
//Debug.WriteLine("TryGetCompletionWord :: startpos:{0} wordlength:{1}", startPos, wordLength);
string completionWord = projectAnalysisResult.CompletionWord = doc.GetText(startPos, wordLength);
if (!string.IsNullOrWhiteSpace(completionWord))
{
var bestMatch = projectAnalysisResult.CompletionOptions
.FirstOrDefault(x => x.CompletionText.CompareTo(completionWord) >= 0);
projectAnalysisResult.BestMatchToCompletionWord = bestMatch;
//if (bestMatch != null)
//projectAnalysisResult.BestMatchToCompletionWord = bestMatch.CompletionText;
}
}
projectAnalysisResult.TimeElapsed = sw.Elapsed;
return(projectAnalysisResult);
}
public static ProjectAnalysisResult RunFullProjectAnalysis(ProjectAnalysisRequest projectAnalysisRequest) // ProjectModel projectModel, int fileId, int line, int column)
{
Stopwatch sw = Stopwatch.StartNew();
ProjectAnalysisResult projectAnalysisResult = new ProjectAnalysisResult();
ProjectModel projectModel = projectAnalysisRequest.ProjectModel;
// Set up the project (if not already done)
if (projectModel.ProjectContent == null)
{
projectModel.ProjectContent = new CSharpProjectContent();
projectModel.ProjectContent = projectModel.ProjectContent.AddAssemblyReferences(QCReferences.Value);
}
// For each new file, we need to integrate it into the project content
var fileModelsInProject = projectModel.GetFileDescendants().ToArray();
foreach (var fileModelInProject in fileModelsInProject)
{
IntegrateFileModel(projectModel, fileModelInProject);
}
// We can return now if no code completion was requested
if (projectAnalysisRequest.CodeCompletionParameters == null)
{
projectAnalysisResult.TimeElapsed = sw.Elapsed;
return(projectAnalysisResult);
}
// Now it's time to give attention specifically to the matter of resolving the code completion
// options. This, of course, requires a deeper analysis of the specified file...
var codeCompletionParams = projectAnalysisRequest.CodeCompletionParameters;
// Locate the file in the project
ProjectFileModel fileModel = projectModel.FindFile(codeCompletionParams.FileId);
if (fileModel == null)
{
throw new Exception("Specified file does not exist in this project");
}
// Create a TypeSystem.ICompilation that allows resolving within the project.
var compilation = projectModel.ProjectContent.CreateCompilation();
#region Resolve text cursor/caret location
// The text cursor position is crucial to creating a properly-scoped type resolution context
// so as to get relevant code completion suggestions.
int textCursorOffset;
TextLocation textCursorLocation;
ReadOnlyDocument doc = new ReadOnlyDocument(fileModel.Content);
if (codeCompletionParams.Line == 0 && codeCompletionParams.Column == 0)
{
textCursorOffset = codeCompletionParams.Offset;
textCursorLocation = doc.GetLocation(textCursorOffset);
codeCompletionParams.Line = textCursorLocation.Line;
codeCompletionParams.Column = textCursorLocation.Column;
}
else
{
textCursorLocation = new TextLocation(codeCompletionParams.Line, codeCompletionParams.Column);
textCursorOffset = doc.GetOffset(textCursorLocation);
codeCompletionParams.Offset = textCursorOffset;
}
#endregion
#region Create and Refine the type resolution context as much as possible based upon the cursor position
var typeResolveContext = new CSharpTypeResolveContext(compilation.MainAssembly);
// Constrain the resolve context by using scope
typeResolveContext = typeResolveContext
.WithUsingScope(fileModel.UnresolvedFile.GetUsingScope(textCursorLocation)
.Resolve(compilation));
var curDef = fileModel.UnresolvedFile.GetInnermostTypeDefinition(textCursorLocation);
if (curDef != null)
{
var resolvedDef = curDef.Resolve(typeResolveContext).GetDefinition();
typeResolveContext = typeResolveContext.WithCurrentTypeDefinition(resolvedDef);
var curMember = resolvedDef.Members.FirstOrDefault(m => m.Region.Begin <= textCursorLocation && textCursorLocation < m.BodyRegion.End);
if (curMember != null)
{
typeResolveContext = typeResolveContext.WithCurrentMember(curMember);
}
}
#endregion
// The purpose of the rest of these steps is a little fuzzy in my mind...
// I'm still trying to understand them fully and if/why they're all needed.
// It seems there is some redundancy here...
var completionContext = new DefaultCompletionContextProvider(doc, fileModel.UnresolvedFile);
#region Add Preprocessor Symbols??
completionContext.AddSymbol("TEST");
foreach (var sym in fileModel.SyntaxTree.ConditionalSymbols)
{
completionContext.AddSymbol(sym);
}
#endregion
var completionDataFactory = new TestCompletionDataFactory(new CSharpResolver(typeResolveContext));
var completionEngine = new CSharpCompletionEngine(doc, completionContext, completionDataFactory, projectModel.ProjectContent, typeResolveContext);
completionEngine.EolMarker = Environment.NewLine;
completionEngine.FormattingPolicy = FormattingOptionsFactory.CreateMono();
projectModel.CompletionEngine = completionEngine;
#region Debugging Aid
// Resolve content around text cursor
int numberOfCharactersAroundCursorToResolve = 20;
int firstCharOffset = textCursorOffset - numberOfCharactersAroundCursorToResolve / 2;
if (firstCharOffset < 0)
{
firstCharOffset = 0;
}
if (doc.TextLength < firstCharOffset + numberOfCharactersAroundCursorToResolve)
{
numberOfCharactersAroundCursorToResolve = doc.TextLength - firstCharOffset;
}
string surroundingText = doc.GetText(firstCharOffset, numberOfCharactersAroundCursorToResolve);
Debug.WriteLine("Text around cursor: [{0}]", surroundingText);
#endregion
// Finally, generate completion data!
var completionOptions = completionEngine.GetCompletionData(textCursorOffset, projectAnalysisRequest.CodeCompletionParameters.CtrlSpace).ToArray();
projectAnalysisResult.CompletionOptions = completionEngine.GetCompletionData(textCursorOffset, projectAnalysisRequest.CodeCompletionParameters.CtrlSpace).ToArray();
projectAnalysisResult.AutoCompleteEmptyMatch = completionEngine.AutoCompleteEmptyMatch;
projectAnalysisResult.AutoSelect = completionEngine.AutoSelect;
projectAnalysisResult.DefaultCompletionString = completionEngine.DefaultCompletionString;
int startPos, wordLength;
if (completionEngine.TryGetCompletionWord(textCursorOffset, out startPos, out wordLength))
{
Debug.WriteLine("TryGetCompletionWord :: startpos:{0} wordlength:{1}", startPos, wordLength);
projectAnalysisResult.CompletionWord = doc.GetText(startPos, wordLength);
}
projectAnalysisResult.TimeElapsed = sw.Elapsed;
return(projectAnalysisResult);
}
protected override CodeCompletionResult GetCodeCompletionResult(bool controlSpace)
{
var document = codeEditor.TextEditor.Document;
int offset = codeEditor.TextEditor.CaretOffset;
var result = new CodeCompletionResult();
try {
var completionContext = new CSharpCodeCompletionContext(document, offset, projectContent);
var completionFactory = new CSharpCodeCompletionDataFactory(completionContext);
var cce = new CSharpCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
char completionChar = completionContext.Document.GetCharAt(completionContext.Offset - 1);
int startPos, triggerWordLength;
IEnumerable <ICompletionData> completionData;
if (controlSpace)
{
if (!cce.TryGetCompletionWord(completionContext.Offset, out startPos, out triggerWordLength))
{
startPos = completionContext.Offset;
triggerWordLength = 0;
}
completionData = cce.GetCompletionData(startPos, true);
}
else
{
startPos = completionContext.Offset;
if (char.IsLetterOrDigit(completionChar) || completionChar == '_')
{
if (startPos > 1 && char.IsLetterOrDigit(completionContext.Document.GetCharAt((startPos - 2))))
{
return(result);
}
completionData = cce.GetCompletionData(startPos, false);
triggerWordLength = 1;
}
else
{
completionData = cce.GetCompletionData(startPos, false);
triggerWordLength = 0;
}
}
result.TriggerWordLength = triggerWordLength;
result.TriggerWord = completionContext.Document.GetText(completionContext.Offset - triggerWordLength, triggerWordLength);
if (completionData.Any() && cce.AutoCompleteEmptyMatch)
{
foreach (var completion in completionData)
{
var cast = completion as CompletionData;
if (cast != null)
{
cast.TriggerWord = result.TriggerWord;
cast.TriggerWordLength = result.TriggerWordLength;
result.CompletionData.Add(cast);
}
}
}
if (!controlSpace)
{
var pce = new CSharpParameterCompletionEngine(
completionContext.Document,
completionContext.CompletionContextProvider,
completionFactory,
completionContext.ProjectContent,
completionContext.TypeResolveContextAtCaret
);
var parameterDataProvider = pce.GetParameterDataProvider(completionContext.Offset, completionChar);
result.OverloadProvider = parameterDataProvider as IUpdatableOverloadProvider;
}
} catch {
// ignore exceptions thrown during code completion
}
return(result);
}
ICompletionDataList InternalHandleCodeCompletion(CodeCompletionContext completionContext, char completionChar, bool ctrlSpace, ref int triggerWordLength)
{
var data = TextEditorData;
if (data.CurrentMode is TextLinkEditMode)
{
if (((TextLinkEditMode)data.CurrentMode).TextLinkMode == TextLinkMode.EditIdentifier)
{
return(null);
}
}
if (Unit == null || CSharpUnresolvedFile == null)
{
return(null);
}
if (typeSystemSegmentTree == null)
{
return(null);
}
var list = new CSharpCompletionDataList();
list.Resolver = CSharpUnresolvedFile != null?CSharpUnresolvedFile.GetResolver(UnresolvedFileCompilation, Document.Editor.Caret.Location) : new CSharpResolver(Compilation);
var ctx = CSharpUnresolvedFile.GetTypeResolveContext(UnresolvedFileCompilation, data.Caret.Location) as CSharpTypeResolveContext;
var engine = new CSharpCompletionEngine(
data.Document,
typeSystemSegmentTree,
new CompletionDataFactory(this, new CSharpResolver(ctx)),
Document.GetProjectContext(),
ctx
);
if (Document.HasProject)
{
var configuration = Document.Project.GetConfiguration(MonoDevelop.Ide.IdeApp.Workspace.ActiveConfiguration) as DotNetProjectConfiguration;
var par = configuration != null ? configuration.CompilationParameters as PlayScriptCompilerParameters : null;
if (par != null)
{
engine.LanguageVersion = MonoDevelop.PlayScript.Parser.TypeSystemParser.ConvertLanguageVersion(par.LangVersion);
}
}
engine.FormattingPolicy = FormattingPolicy.CreateOptions();
engine.EolMarker = data.EolMarker;
engine.IndentString = data.Options.IndentationString;
try {
foreach (var cd in engine.GetCompletionData(completionContext.TriggerOffset, ctrlSpace))
{
list.Add(cd);
if (cd is IListData)
{
((IListData)cd).List = list;
}
}
} catch (Exception e) {
LoggingService.LogError("Error while getting completion data.", e);
}
list.AutoCompleteEmptyMatch = engine.AutoCompleteEmptyMatch;
list.AutoCompleteEmptyMatchOnCurlyBrace = engine.AutoCompleteEmptyMatchOnCurlyBracket;
list.AutoSelect = engine.AutoSelect;
list.DefaultCompletionString = engine.DefaultCompletionString;
list.CloseOnSquareBrackets = engine.CloseOnSquareBrackets;
if (ctrlSpace)
{
list.AutoCompleteUniqueMatch = true;
}
return(list.Count > 0 ? list : null);
}