public static CacheIndentEngine CreateEngine(string text, CSharpFormattingOptions formatOptions = null, TextEditorOptions options = null)
{
if (formatOptions == null) {
formatOptions = FormattingOptionsFactory.CreateMono();
formatOptions.AlignToFirstIndexerArgument = formatOptions.AlignToFirstMethodCallArgument = true;
}
var sb = new StringBuilder();
int offset = 0;
for (int i = 0; i < text.Length; i++) {
var ch = text [i];
if (ch == '$') {
offset = i;
continue;
}
sb.Append(ch);
}
var document = new ReadOnlyDocument(sb.ToString());
options = options ?? new TextEditorOptions { EolMarker = "\n" };
var result = new CacheIndentEngine(new CSharpIndentEngine(document, options, formatOptions));
result.Update(offset);
return result;
}
public override void Initialize ()
{
base.Initialize ();
IStateMachineIndentEngine indentEngine;
indentEngine = new JSonIndentEngine (document.Editor);
stateTracker = new CacheIndentEngine (indentEngine);
document.Editor.IndentationTracker = new JSonIndentationTracker (document.Editor, stateTracker);
}
static void IndentSingleLine(CacheIndentEngine engine, IDocument document, IDocumentLine line)
{
engine.Update(line.EndOffset);
if (engine.NeedsReindent) {
var indentation = TextUtilities.GetWhitespaceAfter(document, line.Offset);
// replacing the indentation in two steps is necessary to make the caret move accordingly.
document.Replace(indentation.Offset, indentation.Length, "");
document.Replace(indentation.Offset, 0, engine.ThisLineIndent);
engine.ResetEngineToPosition(line.Offset);
}
}
public static IDocumentIndentEngine CreateEngine(string text)
{
var sb = new StringBuilder ();
int offset = 0;
for (int i = 0; i < text.Length; i++) {
var ch = text [i];
if (ch == '$') {
offset = i;
continue;
}
sb.Append (ch);
}
var data = new TextEditorData ();
data.Text = sb.ToString ();
var csi = new JSonIndentEngine (data);
var result = new CacheIndentEngine (csi);
result.Update (offset);
return result;
}
public static IDocumentIndentEngine CreateEngine(string text, CSharpFormattingOptions formatOptions = null, IEnumerable<string> symbols = null)
{
var policy = formatOptions;
if ( policy == null) {
policy = FormattingOptionsFactory.CreateMono();
policy.IndentPreprocessorDirectives = false;
policy.AlignToFirstMethodCallArgument = policy.AlignToFirstIndexerArgument = true;
}
var sb = new StringBuilder();
int offset = 0;
for (int i = 0; i < text.Length; i++)
{
var ch = text[i];
if (ch == '$')
{
offset = i;
continue;
}
sb.Append(ch);
}
var document = new ReadOnlyDocument(sb.ToString());
var options = new TextEditorOptions();
var csi = new CSharpIndentEngine(document, options, policy) {
EnableCustomIndentLevels = true
};
if (symbols != null) {
foreach (var sym in symbols) {
csi.DefineSymbol(sym);
}
}
var result = new CacheIndentEngine(csi);
result.Update(offset);
return result;
}
public override void Dispose ()
{
if (textEditorData != null) {
textEditorData.TextPasteHandler = null;
textEditorData.Paste -= HandleTextPaste;
textEditorData.Options.Changed -= HandleTextOptionsChanged;
textEditorData.IndentationTracker = null;
textEditorData.Document.TextReplacing -= HandleTextReplacing;
textEditorData.Document.TextReplaced -= HandleTextReplaced;
}
IdeApp.Workspace.ActiveConfigurationChanged -= HandleTextOptionsChanged;
stateTracker = null;
base.Dispose ();
}
void HandleTextOptionsChanged (object sender, EventArgs e)
{
var policy = Policy.CreateOptions ();
var options = Editor.CreateNRefactoryTextEditorOptions ();
options.IndentBlankLines = true;
IStateMachineIndentEngine indentEngine;
try {
var csharpIndentEngine = new CSharpIndentEngine (textEditorData.Document, options, policy);
//csharpIndentEngine.EnableCustomIndentLevels = true;
foreach (var symbol in MonoDevelop.CSharp.Highlighting.CSharpSyntaxMode.GetDefinedSymbols (document.Project)) {
csharpIndentEngine.DefineSymbol (symbol);
}
indentEngine = csharpIndentEngine;
} catch (Exception ex) {
LoggingService.LogError ("Error while creating the c# indentation engine", ex);
indentEngine = new NullIStateMachineIndentEngine (textEditorData.Document);
}
stateTracker = new CacheIndentEngine (indentEngine);
textEditorData.IndentationTracker = new IndentVirtualSpaceManager (textEditorData, stateTracker);
if (textEditorData.Options.IndentStyle == IndentStyle.Auto || textEditorData.Options.IndentStyle == IndentStyle.None) {
textEditorData.TextPasteHandler = null;
} else {
textEditorData.TextPasteHandler = new TextPasteIndentEngine (stateTracker, options, policy);
}
}
public static void RandomTests(string filePath, int count, CSharpFormattingOptions policy = null, TextEditorOptions options = null)
{
if (File.Exists(filePath))
{
var code = File.ReadAllText(filePath);
var document = new ReadOnlyDocument(code);
policy = policy ?? FormattingOptionsFactory.CreateMono();
options = options ?? new TextEditorOptions { IndentBlankLines = false };
var engine = new CacheIndentEngine(new CSharpIndentEngine(document, options, policy) { EnableCustomIndentLevels = true });
Random rnd = new Random();
for (int i = 0; i < count; i++) {
int offset = rnd.Next(document.TextLength);
engine.Update(offset);
if (engine.CurrentIndent.Length == 0)
continue;
}
}
else
{
Assert.Fail("File " + filePath + " doesn't exist.");
}
}
public static void ReadAndTest(string filePath, CSharpFormattingOptions policy = null, TextEditorOptions options = null)
{
if (File.Exists(filePath))
{
filePath = Path.GetFullPath(filePath);
var code = File.ReadAllText(filePath);
var document = new ReadOnlyDocument(code);
if (policy == null) {
policy = FormattingOptionsFactory.CreateMono();
policy.AlignToFirstIndexerArgument = policy.AlignToFirstMethodCallArgument = true;
}
options = options ?? new TextEditorOptions { IndentBlankLines = false };
var engine = new CacheIndentEngine(new CSharpIndentEngine(document, options, policy) { EnableCustomIndentLevels = true });
int errors = 0;
foreach (var ch in code)
{
if (options.EolMarker[0] == ch)
{
if (!(engine.LineBeganInsideMultiLineComment || engine.LineBeganInsideVerbatimString)) {
if (engine.CurrentIndent.Length > 0) {
if (engine.NeedsReindent) {
errors++;
Console.WriteLine(string.Format("Indent: {2}, Current indent: {3} in {0}:{1}", filePath, engine.Location.Line, engine.ThisLineIndent.Length, engine.CurrentIndent.Length));
}
}
}
}
engine.Push(ch);
}
Assert.AreEqual(0, errors);
}
else
{
Assert.Fail("File " + filePath + " doesn't exist.");
}
}
/// <summary>
/// Creates a new CacheIndentEngine instance from the given prototype.
/// </summary>
/// <param name="prototype">
/// A CacheIndentEngine instance.
/// </param>
public CacheIndentEngine(CacheIndentEngine prototype)
{
this.currentEngine = prototype.currentEngine.Clone();
}
IStateMachineIndentEngine CreateTracker(TextEditorData data)
{
var policy = PolicyService.InvariantPolicies.Get <CSharpFormattingPolicy> ("text/x-csharp").CreateOptions();
var textStylePolicy = data.CreateNRefactoryTextEditorOptions();
textStylePolicy.IndentBlankLines = true;
var result = new CacheIndentEngine(new ICSharpCode.NRefactory.CSharp.CSharpIndentEngine(data.Document, textStylePolicy, policy));
result.Update (data.Caret.Offset);
return result;
}
/// <summary>
/// Creates a new CacheIndentEngine instance from the given prototype.
/// </summary>
/// <param name="prototype">
/// A CacheIndentEngine instance.
/// </param>
public CacheIndentEngine(CacheIndentEngine prototype)
{
this.currentEngine = prototype.currentEngine.Clone();
}
public JSonIndentationTracker(TextEditorData data, CacheIndentEngine stateTracker)
{
this.data = data;
this.stateTracker = stateTracker;
}
public IndentVirtualSpaceManager(TextEditorData data, CacheIndentEngine stateTracker)
{
this.data = data;
this.stateTracker = stateTracker;
}