/// <summary>
/// (BNF) value : [ any | block | ATKEYWORD S* ]+;
/// (BNF) any : [ IDENT | NUMBER | PERCENTAGE | DIMENSION | STRING
/// | DELIM | URI | HASH | UNICODE-RANGE | INCLUDES
/// | FUNCTION S* any* ')' | DASHMATCH | '(' S* any* ')'
/// | '[' S* any* ']' ] S*;
/// </summary>
/// <returns></returns>
private CssValueList ParseValue()
{
CssValueList value = new CssValueList();
char ch;
while (this.Read(out ch) && Char.IsWhiteSpace(ch))
{
// skip whitespace, and empty declarations
}
switch (ch)
{
case '{':
case ':':
case ';':
case '}':
{
throw new SyntaxError("Invalid char in CSS property value: '" + ch + "'", this.reader.FilePath, this.reader.Line, this.reader.Column);
}
}
// read value, starting with current char
int start = this.Position;
while (this.Read(out ch))
{
// consume declaration value
switch (ch)
{
case '{':
//case ':':// leave in for "filter: progid:DXImageTransform.Microsoft..."
{
throw new SyntaxError("Invalid CSS property value: " + this.Copy(start), this.reader.FilePath, this.reader.Line, this.reader.Column);
}
case '}':
case ';':
{
//Should this parse the value further?
CssString any = new CssString();
any.Value = this.Copy(start);
value.Values.Add(any);
if (ch == '}')
{
this.PutBack();
}
return(value);
}
}
}
throw new UnexpectedEndOfFile("Unclosed declaration", this.reader.FilePath, this.reader.Line, this.reader.Column);
}
/// <summary>
/// (BNF) value : [ any | block | ATKEYWORD S* ]+;
/// (BNF) any : [ IDENT | NUMBER | PERCENTAGE | DIMENSION | STRING
/// | DELIM | URI | HASH | UNICODE-RANGE | INCLUDES
/// | FUNCTION S* any* ')' | DASHMATCH | '(' S* any* ')'
/// | '[' S* any* ']' ] S*;
/// </summary>
/// <returns></returns>
private CssValueList ParseValue()
{
CssValueList value = new CssValueList();
char ch;
while (this.Read(out ch) && Char.IsWhiteSpace(ch))
{
// skip whitespace, and empty declarations
}
switch (ch)
{
case '{':
case ':':
case ';':
case '}':
{
throw new SyntaxError("Invalid char in CSS property value: '" + ch + "'", this.reader.FilePath, this.reader.Line, this.reader.Column);
}
}
// read value, starting with current char
int start = this.Position;
while (this.Read(out ch))
{
// consume declaration value
switch (ch)
{
case '{':
//case ':':// leave in for "filter: progid:DXImageTransform.Microsoft..."
{
throw new SyntaxError("Invalid CSS property value: " + this.Copy(start), this.reader.FilePath, this.reader.Line, this.reader.Column);
}
case '}':
case ';':
{
//Should this parse the value further?
CssString any = new CssString();
any.Value = this.Copy(start);
value.Values.Add(any);
if (ch == '}')
{
this.PutBack();
}
return value;
}
}
}
throw new UnexpectedEndOfFile("Unclosed declaration", this.reader.FilePath, this.reader.Line, this.reader.Column);
}
