CssValue CreateValue(CssTokenType closing, ref CssToken token, out Boolean important)
{
var value = Pool.NewValueBuilder();
_tokenizer.IsInValue = true;
token = NextToken();
var start = token.Position;
while (token.IsNot(CssTokenType.EndOfFile, CssTokenType.Semicolon, closing))
{
value.Apply(token);
token = NextToken();
}
important = value.IsImportant;
_tokenizer.IsInValue = false;
var result = value.ToPool();
var node = result as CssNode;
if (node != null)
{
var end = token.Position.Shift(-1);
node.SourceCode = CreateView(start, end);
}
if (!value.IsValid && !_parser.Options.IsToleratingInvalidValues)
{
RaiseErrorOccurred(CssParseError.InvalidValue, start);
result = null;
}
return(result);
}
void JumpToEnd(CssToken current)
{
while (current.IsNot(CssTokenType.Eof, CssTokenType.Semicolon))
{
current = NextToken();
}
}
ISelector CreateSelector(ref CssToken token)
{
var selector = Pool.NewSelectorConstructor();
var start = token.Position;
while (token.IsNot(CssTokenType.EndOfFile, CssTokenType.CurlyBracketOpen, CssTokenType.CurlyBracketClose))
{
selector.Apply(token);
token = NextToken();
}
var result = selector.ToPool();
var node = result as CssNode;
if (node != null)
{
var end = token.Position.Shift(-1);
node.SourceCode = CreateView(start, end);
}
if (!selector.IsValid && !_parser.Options.IsToleratingInvalidValues)
{
RaiseErrorOccurred(CssParseError.InvalidSelector, start);
result = null;
}
return(result);
}
private void JumpToEnd(ref CssToken current)
{
while (current.IsNot(CssTokenType.EndOfFile, CssTokenType.Semicolon))
{
current = NextToken();
}
}
MediaFeature CreateFeature(ref CssToken token)
{
if (token.Type == CssTokenType.Ident)
{
var start = token.Position;
var val = CssValue.Empty;
var feature = _parser.Options.IsToleratingInvalidConstraints ?
new UnknownMediaFeature(token.Data) : Factory.MediaFeatures.Create(token.Data);
token = NextToken();
if (token.Type == CssTokenType.Colon)
{
var value = Pool.NewValueBuilder();
token = NextToken();
while (token.IsNot(CssTokenType.RoundBracketClose, CssTokenType.EndOfFile) || !value.IsReady)
{
value.Apply(token);
token = NextToken();
}
val = value.ToPool();
}
else if (token.Type == CssTokenType.EndOfFile)
{
return(null);
}
if (feature != null && feature.TrySetValue(val))
{
var node = feature as CssNode;
if (node != null)
{
var end = token.Position.Shift(-1);
node.SourceCode = CreateView(start, end);
}
return(feature);
}
}
else
{
JumpToArgEnd(ref token);
}
return(null);
}
public List <CssMedium> CreateMedia(ref CssToken token)
{
var list = new List <CssMedium>();
while (token.Type != CssTokenType.Eof)
{
var medium = CreateMedium(ref token);
if (medium == null || token.IsNot(CssTokenType.Comma, CssTokenType.Eof))
{
throw new DomException(DomError.Syntax);
}
list.Add(medium);
token = _tokenizer.Get();
}
return(list);
}
ISelector CreateSelector(ref CssToken token)
{
var selector = Pool.NewSelectorConstructor();
var start = token;
CreateNewNode();
while (token.IsNot(CssTokenType.Eof, CssTokenType.CurlyBracketOpen, CssTokenType.CurlyBracketClose))
{
selector.Apply(token);
token = NextToken();
}
if (!selector.IsValid)
{
RaiseErrorOccurred(CssParseError.InvalidSelector, start);
}
return(CloseNode(selector.ToPool()));
}
/// <summary>
/// State that is called once we are in a CSS selector.
/// </summary>
ISelector CreateSelector(ref CssToken token)
{
var selector = Pool.NewSelectorConstructor();
_tokenizer.State = CssParseMode.Selector;
var start = token;
while (token.IsNot(CssTokenType.Eof, CssTokenType.CurlyBracketOpen, CssTokenType.CurlyBracketClose))
{
selector.Apply(token);
token = _tokenizer.Get();
}
if (selector.IsValid == false)
{
RaiseErrorOccurred(CssParseError.InvalidSelector, start);
}
_tokenizer.State = CssParseMode.Data;
return(selector.ToPool());
}
/// <summary>
/// Creates a list of CssMedium objects.
/// </summary>
public List <CssMedium> CreateMedia(ref CssToken token)
{
var list = new List <CssMedium>();
CollectTrivia(ref token);
while (token.Type != CssTokenType.EndOfFile)
{
var medium = CreateMedium(ref token);
if (medium == null || token.IsNot(CssTokenType.Comma, CssTokenType.EndOfFile))
{
throw new DomException(DomError.Syntax);
}
token = NextToken();
CollectTrivia(ref token);
list.Add(medium);
}
return(list);
}
ISelector CreateSelector(ref CssToken token)
{
var selector = Pool.NewSelectorConstructor();
var start = token;
CreateNewNode();
while (token.IsNot(CssTokenType.Eof, CssTokenType.CurlyBracketOpen, CssTokenType.CurlyBracketClose))
{
selector.Apply(token);
token = NextToken();
}
var result = selector.ToPool();
if (!selector.IsValid && !_parser.Options.IsToleratingInvalidValues)
{
RaiseErrorOccurred(CssParseError.InvalidSelector, start);
result = null;
}
return(CloseNode(result));
}
/// <summary>
/// State that is called once we are in a CSS selector.
/// </summary>
protected ISelector CreateSelector(ref CssToken token)
{
var selector = Pool.NewSelectorConstructor();
_tokenizer.State = CssParseMode.Selector;
var start = token;
while (token.IsNot(CssTokenType.Eof, CssTokenType.CurlyBracketOpen, CssTokenType.CurlyBracketClose))
{
selector.Apply(token);
token = _tokenizer.Get();
}
if (selector.IsValid == false)
RaiseErrorOccurred(CssParseError.InvalidSelector, start);
_tokenizer.State = CssParseMode.Data;
return selector.ToPool();
}
