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 == '$') {
offset = i;
continue;
}
sb.Append(ch);
}
var document = new ReadOnlyDocument(sb.ToString());
options = options ?? new TextEditorOptions { EolMarker = "\n" };
var result = new CacheIndentEngine(new CSharpIndentEngine(document, options, formatOptions));
result.Update(offset);
return result;
}
static void IndentSingleLine(CacheIndentEngine engine, IDocument document, IDocumentLine line)
{
engine.Update(line.EndOffset);
if (engine.NeedsReindent) {
var indentation = TextUtilities.GetWhitespaceAfter(document, line.Offset);
// replacing the indentation in two steps is necessary to make the caret move accordingly.
document.Replace(indentation.Offset, indentation.Length, "");
document.Replace(indentation.Offset, 0, engine.ThisLineIndent);
engine.ResetEngineToPosition(line.Offset);
}
}
public static IDocumentIndentEngine CreateEngine(string text)
{
var sb = new StringBuilder ();
int offset = 0;
for (int i = 0; i < text.Length; i++) {
var ch = text [i];
if (ch == '$') {
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 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.");
}
}
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;
}
