static CssValue Consume_MediaFeature_Value(DataConsumer <CssToken> Stream)
{
if (Stream is null)
{
throw new CssParserException(CssErrors.STREAM_IS_NULL);
}
/* Consume: <number> | <dimension> | <ident> | <ratio> */
Consume_All_Whitespace(Stream);
switch (Stream.Next.Type)
{
case ECssTokenType.Number:
{
var numTok = Stream.Consume() as NumberToken;
/* This could be a ratio - so check if it is */
/* A ratio is a <number> <?whitespace> / <?whitespace> <number> */
if (ParserCommon.Starts_Ratio_Value(Stream.AsSpan()))
{
Consume_All_Whitespace(Stream);
DelimToken dtok = Stream.Consume() as DelimToken;
Consume_All_Whitespace(Stream);
NumberToken numTok2 = Stream.Consume() as NumberToken;
double ratioValue = ((double)numTok.Number / (double)numTok2.Number);
return(new CssValue(ECssValueTypes.RATIO, ratioValue));
}
/* Nope, its just a number */
return(new CssValue(ECssValueTypes.NUMBER, numTok.Number));
}
case ECssTokenType.Dimension:
case ECssTokenType.Ident:
{
return(Consume_CssValue(Stream));
}
}
// throw new CssSyntaxErrorException($"Expected Number/Dimension/Keyword token but got: \"{Enum.GetName(typeof(ECssTokenType), Stream.Next.Type)}\"");
throw new CssSyntaxErrorException(CssErrors.UNEXPECTED_TOKEN, Stream);
}
public void EncodeTest(char Value)
{
string Actual = new DelimToken(Value).Encode();
Assert.Equal(Value.ToString(), Actual);
}
