public string SortScss(string scss)
{
ICssParser parser = CssParserLocator.FindComponent(ContentTypeManager.GetContentType(ScssContentTypeDefinition.ScssContentType)).CreateParser();
StyleSheet stylesheet = parser.Parse(scss.Trim(), true);
return(PreprocessorSorting(stylesheet));
}
private string FindFile(IEnumerable <string> extensions, out int position)
{
ICssParser parser = CssParserLocator.FindComponent(Mef.GetContentType(LessContentTypeDefinition.LessContentType)).CreateParser();
string root = ProjectHelpers.GetProjectFolder(TextView.TextBuffer.GetFileName());
position = -1;
string result = null;
foreach (string ext in extensions)
{
foreach (string file in Directory.GetFiles(root, "*" + ext, SearchOption.AllDirectories))
{
if (file.EndsWith(".min" + ext, StringComparison.OrdinalIgnoreCase))
{
continue;
}
string text = File.ReadAllText(file);
int index = text.IndexOf("." + _className, StringComparison.Ordinal);
if (index > -1)
{
var css = parser.Parse(text, true);
var visitor = new CssItemCollector <ClassSelector>(false);
css.Accept(visitor);
var selectors = visitor.Items.Where(c => c.ClassName.Text == _className);
var high = selectors.FirstOrDefault(c => c.FindType <AtDirective>() == null && (c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ","));
if (high != null)
{
position = high.Start;
return(file);
}
var medium = selectors.FirstOrDefault(c => c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ",");
if (medium != null)
{
position = medium.Start;
result = file;
continue;
}
var low = selectors.FirstOrDefault();
if (low != null)
{
position = low.Start;
result = file;
continue;
}
}
}
}
return(result);
}
private void VerifyTreeAfterIncrementalParse(ITextProvider newText, TokenList newTokens, StyleSheet newStyleSheet)
{
ICssParser parser = _parserFactory.CreateParser();
StyleSheet validStyleSheet = parser.Parse(newText, newTokens, insertComments: true);
// By the way, this is the slowest and most lame way to compare two trees
DebugWriter writer = new DebugWriter();
string validTreeText = writer.Serialize(newText, validStyleSheet);
string newTreeText = writer.Serialize(newText, newStyleSheet);
Debug.Assert(validTreeText == newTreeText, "Bad tree after incremental parsing");
}
public static StyleSheet GetOrCreateStyleSheet(GraphNode node, IFileExtensionRegistryService fileService)
{
StyleSheet stylesheet = node.Id.GetNestedValueByName <StyleSheet>(CssGraphSchema.CssStyleSheet);
if (stylesheet == null)
{
Uri url = node.Id.GetNestedValueByName <Uri>(CodeGraphNodeIdName.File);
IContentType contentType = fileService.GetContentTypeForExtension(Path.GetExtension(url.LocalPath));
string contentTypeName = (contentType != null) ? contentType.TypeName : CssContentTypeDefinition.CssContentType;
ICssParser parser = contentTypeName == LessContentTypeDefinition.LessContentType ? new LessParser() : new CssParser();
stylesheet = parser.Parse(File.ReadAllText(url.LocalPath), false);
}
return(stylesheet);
}
/// <summary>
/// Internal function to parse a new StyleSheet object
/// </summary>
private void ParseNewStyleSheet(ITextProvider textProvider, TokenList tokens)
{
ICssParser parser = _parserFactory.CreateParser();
if (tokens == null)
{
ICssTokenizer tokenizer = parser.TokenizerFactory.CreateTokenizer();
tokens = tokenizer.Tokenize(textProvider, 0, textProvider.Length, keepWhiteSpace: false);
}
using (CreateWriteLock())
{
Tokens = tokens;
StyleSheet = parser.Parse(textProvider, tokens, insertComments: true);
}
TreeUpdated?.Invoke(this, new CssTreeUpdateEventArgs(this));
}
private string FindRuleSetInFile(IEnumerable <string> extensions, string id, out RuleSet rule)
{
string root = ProjectHelpers.GetProjectFolder(peekableItem._textbuffer.GetFileName());
string result = null;
bool isLow = false, isMedium = false;
rule = null;
foreach (string ext in extensions)
{
ICssParser parser = CssParserLocator.FindComponent(Mef.GetContentType(ext.Trim('.'))).CreateParser();
foreach (string file in Directory.EnumerateFiles(root, "*" + ext, SearchOption.AllDirectories))
{
if (file.EndsWith(".min" + ext, StringComparison.OrdinalIgnoreCase) ||
file.Contains("node_modules") ||
file.Contains("bower_components"))
{
continue;
}
string text = FileHelpers.ReadAllTextRetry(file).ConfigureAwait(false).GetAwaiter().GetResult();
int index = text.IndexOf("#" + id, StringComparison.Ordinal);
if (index == -1)
{
continue;
}
var css = parser.Parse(text, true);
var visitor = new CssItemCollector <IdSelector>(false);
css.Accept(visitor);
var selectors = visitor.Items.Where(c => c.HashName.Text == "#" + id);
var high = selectors.FirstOrDefault(c => c.FindType <AtDirective>() == null && (c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ","));
if (high != null)
{
rule = high.FindType <RuleSet>();
return(file);
}
var medium = selectors.FirstOrDefault(c => c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ",");
if (medium != null && !isMedium)
{
rule = medium.FindType <RuleSet>();
result = file;
isMedium = true;
continue;
}
var low = selectors.FirstOrDefault();
if (low != null && !isMedium && !isLow)
{
rule = low.FindType <RuleSet>();
result = file;
isLow = true;
continue;
}
}
}
return(result);
}
private string FindFile(IEnumerable <string> extensions, out int position)
{
string root = ProjectHelpers.GetProjectFolder(TextView.TextBuffer.GetFileName());
position = -1;
bool isLow = false, isMedium = false;
string result = null;
foreach (string ext in extensions)
{
ICssParser parser = CssParserLocator.FindComponent(ProjectHelpers.GetContentType(ext.Trim('.'))).CreateParser();
foreach (string file in Directory.EnumerateFiles(root, "*" + ext, SearchOption.AllDirectories))
{
if (file.EndsWith(".min" + ext, StringComparison.OrdinalIgnoreCase) ||
file.Contains("node_modules") ||
file.Contains("bower_components"))
{
continue;
}
string text = File.ReadAllText(file);
int index = text.IndexOf("." + _className, StringComparison.Ordinal);
if (index == -1)
{
continue;
}
Microsoft.WebTools.Languages.Css.TreeItems.StyleSheet css = parser.Parse(text, true);
var visitor = new CssItemCollector <ClassSelector>(false);
css.Accept(visitor);
IEnumerable <ClassSelector> selectors = visitor.Items.Where(c => c.ClassName.Text == _className);
ClassSelector high = selectors.FirstOrDefault(c => c.FindType <AtDirective>() == null && (c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ","));
if (high != null)
{
position = high.Start;
return(file);
}
ClassSelector medium = selectors.FirstOrDefault(c => c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ",");
if (medium != null && !isMedium)
{
position = medium.Start;
result = file;
isMedium = true;
continue;
}
ClassSelector low = selectors.FirstOrDefault();
if (low != null && !isMedium && !isLow)
{
position = low.Start;
result = file;
isLow = true;
continue;
}
}
}
return(result);
}