internal string AttributeReader_ReadCurrentAttributeName()
{
if (this.state != HtmlReader.State.BeginAttribute)
{
this.AssertInAttribute();
throw new InvalidOperationException("Reader must be positioned at the beginning of attribute.");
}
string result;
if (this.parserToken.Attributes[this.currentAttribute].NameIndex != HtmlNameIndex.Unknown)
{
result = HtmlNameData.Names[(int)this.parserToken.Attributes[this.currentAttribute].NameIndex].Name;
}
else
{
if (this.parserToken.Attributes[this.currentAttribute].IsAttrNameEnd)
{
return(this.parserToken.Attributes[this.currentAttribute].Name.GetString(int.MaxValue));
}
StringBuildSink stringBuildSink = this.GetStringBuildSink();
this.parserToken.Attributes[this.currentAttribute].Name.WriteTo(stringBuildSink);
do
{
this.ParseToken();
this.currentAttribute = 0;
this.parserToken.Attributes[this.currentAttribute].Name.WriteTo(stringBuildSink);
}while (!this.parserToken.Attributes[0].IsAttrNameEnd);
result = stringBuildSink.ToString();
}
this.state = HtmlReader.State.EndAttributeName;
return(result);
}
public string ReadTagName()
{
if (this.state != HtmlReader.State.BeginTag)
{
this.AssertInTag();
throw new InvalidOperationException("Reader must be positioned at the beginning of a StartTag, EndTag or EmptyElementTag token");
}
string result;
if (this.parserToken.NameIndex != HtmlNameIndex.Unknown)
{
result = HtmlNameData.Names[(int)this.parserToken.NameIndex].Name;
}
else
{
if (this.parserToken.IsTagNameEnd)
{
return(this.parserToken.Name.GetString(int.MaxValue));
}
StringBuildSink stringBuildSink = this.GetStringBuildSink();
this.parserToken.Name.WriteTo(stringBuildSink);
do
{
this.ParseToken();
this.parserToken.Name.WriteTo(stringBuildSink);
}while (!this.parserToken.IsTagNameEnd);
result = stringBuildSink.ToString();
}
this.state = HtmlReader.State.EndTagName;
return(result);
}
internal string AttributeReader_ReadCurrentAttributeValue()
{
if (this.state != HtmlReader.State.BeginAttributeValue)
{
this.AssertInAttribute();
if (this.state > HtmlReader.State.BeginAttributeValue)
{
throw new InvalidOperationException("Reader must be positioned before attribute value");
}
if (!this.SkipToAttributeValue())
{
this.state = HtmlReader.State.EndAttribute;
return(null);
}
}
if (this.parserToken.Attributes[this.currentAttribute].IsAttrEnd)
{
return(this.parserToken.Attributes[this.currentAttribute].Value.GetString(int.MaxValue));
}
StringBuildSink stringBuildSink = this.GetStringBuildSink();
this.parserToken.Attributes[this.currentAttribute].Value.WriteTo(stringBuildSink);
do
{
this.ParseToken();
this.currentAttribute = 0;
this.parserToken.Attributes[0].Value.WriteTo(stringBuildSink);
}while (!this.parserToken.Attributes[0].IsAttrEnd);
this.state = HtmlReader.State.EndAttribute;
return(stringBuildSink.ToString());
}
protected internal string GetString(ref Fragment fragment, int maxLength)
{
if (fragment.head == fragment.tail)
{
return(string.Empty);
}
if (this.IsContiguous(ref fragment))
{
return(new string(this.buffer, fragment.headOffset, this.GetLength(ref fragment)));
}
if (this.IsFragmentEmpty(ref fragment))
{
return(string.Empty);
}
if (this.stringBuildSink == null)
{
this.stringBuildSink = new StringBuildSink();
}
this.stringBuildSink.Reset(maxLength);
this.WriteTo(ref fragment, this.stringBuildSink);
return(this.stringBuildSink.ToString());
}
protected internal string GetString(LexicalUnit unit, int maxLength)
{
if (this.IsFragmentEmpty(unit))
{
return(string.Empty);
}
if (this.IsContiguous(unit))
{
return(new string(this.buffer, unit.headOffset, this.GetLength(unit)));
}
if (this.stringBuildSink == null)
{
this.stringBuildSink = new StringBuildSink();
}
this.stringBuildSink.Reset(maxLength);
this.WriteTo(unit, this.stringBuildSink);
return(this.stringBuildSink.ToString());
}
