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//
// CSharpFormatter.cs
//
// Author:
// Mike Krüger <mkrueger@novell.com>
//
// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Collections.Generic;
using MonoDevelop.CSharp.Formatting;
using MonoDevelop.Ide.Gui.Content;
using MonoDevelop.Projects.Policies;
using System.Linq;
using MonoDevelop.Ide.CodeFormatting;
using MonoDevelop.Core;
using MonoDevelop.CSharp.Refactoring;
using MonoDevelop.Ide.Editor;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.Text;
using Microsoft.CodeAnalysis.Formatting;
using MonoDevelop.Ide.TypeSystem;
using ICSharpCode.NRefactory6.CSharp;
using MonoDevelop.Ide;
namespace MonoDevelop.CSharp.Formatting
{
class CSharpFormatter : AbstractAdvancedFormatter
{
static internal readonly string MimeType = "text/x-csharp";
public override bool SupportsOnTheFlyFormatting { get { return true; } }
public override bool SupportsCorrectingIndent { get { return true; } }
public override void CorrectIndenting (PolicyContainer policyParent, IEnumerable<string> mimeTypeChain,
TextEditor data, int line)
{
var lineSegment = data.GetLine (line);
if (lineSegment == null)
return;
try {
var policy = policyParent.Get<CSharpFormattingPolicy> (mimeTypeChain);
var textpolicy = policyParent.Get<TextStylePolicy> (mimeTypeChain);
var tracker = new CSharpIndentEngine (policy.CreateOptions (textpolicy));
tracker.Update (IdeApp.Workbench.ActiveDocument.Editor, lineSegment.Offset);
for (int i = lineSegment.Offset; i < lineSegment.Offset + lineSegment.Length; i++) {
tracker.Push (data.GetCharAt (i));
}
string curIndent = lineSegment.GetIndentation (data);
int nlwsp = curIndent.Length;
if (!tracker.LineBeganInsideMultiLineComment || (nlwsp < lineSegment.LengthIncludingDelimiter && data.GetCharAt (lineSegment.Offset + nlwsp) == '*')) {
// Possibly replace the indent
string newIndent = tracker.ThisLineIndent;
if (newIndent != curIndent)
data.ReplaceText (lineSegment.Offset, nlwsp, newIndent);
}
} catch (Exception e) {
LoggingService.LogError ("Error while indenting", e);
}
}
public override void OnTheFlyFormat (TextEditor editor, DocumentContext context, int startOffset, int endOffset)
{
OnTheFlyFormatter.Format (editor, context, startOffset, endOffset);
}
public static string FormatText (CSharpFormattingPolicy policy, TextStylePolicy textPolicy, string mimeType, string input, int startOffset, int endOffset)
{
var inputTree = CSharpSyntaxTree.ParseText (SourceText.From (input));
var root = inputTree.GetRoot ();
var doc = Formatter.Format (root, new TextSpan (startOffset, endOffset - startOffset), TypeSystemService.Workspace, policy.CreateOptions (textPolicy));
var result = doc.ToFullString ();
if (textPolicy.GetEolMarker () != "\r\n")
result = result.Replace ("\r", "");
return result.Substring (startOffset, endOffset + result.Length - input.Length - startOffset);
}
public override string FormatText (PolicyContainer policyParent, IEnumerable<string> mimeTypeChain, string input, int startOffset, int endOffset)
{
var policy = policyParent.Get<CSharpFormattingPolicy> (mimeTypeChain);
var textPolicy = policyParent.Get<TextStylePolicy> (mimeTypeChain);
return FormatText (policy, textPolicy, mimeTypeChain.First (), input, startOffset, endOffset);
}
}
}
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