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Add charset support #44

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merged 1 commit into from
Jun 17, 2016
Merged

Add charset support #44

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22 changes: 22 additions & 0 deletions src/EditorConfig.VisualStudio/Logic/Cleaning/CodeCleanupManager.cs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
using EnvDTE;
using System;
using System.Text;
using System.Linq;
using Microsoft.VisualStudio.Text;
using EditorConfig.Core;
Expand Down Expand Up @@ -102,7 +103,11 @@ internal void Cleanup(Document document, ITextBuffer textBuffer)
/// <param name="textBuffer">The text buffer for the document.</param>
private void RunCodeCleanupGeneric(Document document, ITextBuffer textBuffer)
{
ITextDocument textDocument;

var doc = (TextDocument)document.Object("TextDocument");
textBuffer.Properties.TryGetProperty(typeof(ITextDocument), out textDocument);

var path = doc.Parent.FullName;

FileConfiguration settings;
Expand All @@ -113,6 +118,9 @@ private void RunCodeCleanupGeneric(Document document, ITextBuffer textBuffer)
{
ITextSnapshot snapshot = edit.Snapshot;

if (settings.Charset != null && textDocument != null)
FixDocumentCharset(textDocument, settings.Charset.Value);

if (settings.TryKeyAsBool("trim_trailing_whitespace"))
TrimTrailingWhitespace(snapshot, edit);

Expand All @@ -126,6 +134,20 @@ private void RunCodeCleanupGeneric(Document document, ITextBuffer textBuffer)
}
}

private void FixDocumentCharset(ITextDocument document, Charset charset)
{
if (charset == Charset.Latin1)
document.Encoding = Encoding.GetEncoding("ISO-8859-1");
else if (charset == Charset.UTF8)
document.Encoding = new UTF8Encoding(false);
else if (charset == Charset.UTF8BOM)
document.Encoding = new UTF8Encoding(true);
else if (charset == Charset.UTF16LE)
document.Encoding = Encoding.Unicode;
else if (charset == Charset.UTF16BE)
document.Encoding = Encoding.BigEndianUnicode;
}

internal void TrimTrailingWhitespace(ITextSnapshot snapshot, ITextEdit edit)
{
foreach (ITextSnapshotLine line in snapshot.Lines)
Expand Down