| public AdvancePast ( string needle, bool requireFind = true ) : void | ||
| needle | string | |
| requireFind | bool | |
| Результат | void | |
internal static SpriteBlock ParseSpriteDeclaration(ParserStream stream)
{
var start = stream.Position;
stream.AdvancePast("(");
var ignored = new StringBuilder();
var adTo = stream.ScanUntil(ignored, '"', '\'');
if (ignored.ToString().Any(a => !char.IsWhiteSpace(a)))
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
if (adTo == null)
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
var nameStart = stream.Position;
var name = new StringBuilder();
name.Append(adTo.Value);
stream.ScanUntil(name, adTo.Value);
name.Append(adTo.Value);
var nameStop = stream.Position;
stream.AdvancePast(")");
var rules = ParseSpriteRules(stream);
return(new SpriteBlock((QuotedStringValue)Value.Parse(name.ToString(), nameStart, nameStop, Current.CurrentFilePath), rules, start, stream.Position, Current.CurrentFilePath));
}
internal static MixinBlock ParseMixinDeclaration(string name, ParserStream stream)
{
var start = stream.Position;
var @params = new StringBuilder();
stream.ScanUntil(@params, ')');
name = name.Trim();
if (name.Length == 0)
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected mixin name");
throw new StoppedParsingException();
}
if (name.ToLower().In(ReservedWords))
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "'" + name + "' cannot be the name of a mixin.");
}
stream.AdvancePast("{");
return
(new MixinBlock(
name,
ParseMixinDeclarationParameter(@params.ToString(), start),
ParseCssRules(InvalidSelector.Singleton, stream),
start,
stream.Position,
Current.CurrentFilePath
));
}
internal static CssCharset ParseCharsetDirective(ParserStream stream)
{
var start = stream.Position;
var ignored = new StringBuilder();
var quote = stream.ScanUntil(ignored, '"', '\'');
if (quote == null)
{
Current.RecordError(ErrorType.Parser, Model.Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
var isoName = new StringBuilder();
stream.ScanUntil(isoName, quote.Value);
stream.AdvancePast(";");
var isoNameStr = isoName.ToString();
if (!CssCharset.KnownCharset(isoNameStr))
{
Current.RecordWarning(ErrorType.Parser, Model.Position.Create(start, stream.Position, Current.CurrentFilePath), "Unrecognized charset");
}
return(new CssCharset(new QuotedStringValue(isoNameStr), start, stream.Position));
}
internal static SpriteRule ParseSpriteRule(ParserStream stream)
{
var start = stream.Position;
if (stream.Peek() != '@')
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected '@'");
throw new StoppedParsingException();
}
stream.Advance(); // Advance past @
var name = new StringBuilder();
while (stream.HasMore() && stream.Peek() != '=')
{
name.Append(stream.Read());
}
stream.AdvancePast("="); // Advance past =
var ignored = new StringBuilder();
var quote = stream.ScanUntil(ignored, '\'', '"');
if (quote == null)
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
var valueStart = stream.Position;
var valueStr = new StringBuilder();
valueStr.Append(quote.Value);
stream.ScanUntil(valueStr, quote.Value);
valueStr.Append(quote.Value);
stream.AdvancePast(";");
var value = (QuotedStringValue)Value.Parse(valueStr.ToString(), valueStart, stream.Position, Current.CurrentFilePath);
return(new SpriteRule(name.ToString().Trim(), value, start, stream.Position, Current.CurrentFilePath));
}
internal static List <SpriteRule> ParseSpriteRules(ParserStream stream)
{
var ret = new List <SpriteRule>();
stream.AdvancePast("{");
while (stream.HasMore() && stream.Peek() != '}')
{
var c = stream.Peek();
if (char.IsWhiteSpace(c))
{
stream.AdvancePastWhiteSpace();
}
else
{
ret.Add(ParseSpriteRule(stream));
}
}
stream.AdvancePast("}");
return(ret);
}
internal static List <Property> ParseCssRules(Selector selector, ParserStream stream)
{
var ret = new List <Property>();
while (stream.HasMore() && stream.Peek() != '}')
{
var c = stream.Peek();
if (char.IsWhiteSpace(c))
{
stream.AdvancePastWhiteSpace();
}
else
{
ret.Add(ParseRule(stream));
}
}
stream.AdvancePast("}");
return(ret);
}
internal static MixinBlock ParseMixinDeclaration(string name, ParserStream stream)
{
var start = stream.Position;
var @params = new StringBuilder();
stream.ScanUntil(@params, ')');
name = name.Trim();
if (name.Length == 0)
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected mixin name");
throw new StoppedParsingException();
}
if (name.ToLower().In(ReservedWords))
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "'" + name + "' cannot be the name of a mixin.");
}
stream.AdvancePast("{");
return
new MixinBlock(
name,
ParseMixinDeclarationParameter(@params.ToString(), start),
ParseCssRules(InvalidSelector.Singleton, stream),
start,
stream.Position,
Current.CurrentFilePath
);
}
internal static List<Property> ParseCssRules(Selector selector, ParserStream stream)
{
var ret = new List<Property>();
while (stream.HasMore() && stream.Peek() != '}')
{
var c = stream.Peek();
if (char.IsWhiteSpace(c))
{
stream.AdvancePastWhiteSpace();
}
else
{
ret.Add(ParseRule(stream));
}
}
stream.AdvancePast("}");
return ret;
}
internal static CssCharset ParseCharsetDirective(ParserStream stream)
{
var start = stream.Position;
var ignored = new StringBuilder();
var quote = stream.ScanUntil(ignored, '"', '\'');
if (quote == null)
{
Current.RecordError(ErrorType.Parser, Model.Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
var isoName = new StringBuilder();
stream.ScanUntil(isoName, quote.Value);
stream.AdvancePast(";");
var isoNameStr = isoName.ToString();
if (!CssCharset.KnownCharset(isoNameStr))
{
Current.RecordWarning(ErrorType.Parser, Model.Position.Create(start, stream.Position, Current.CurrentFilePath), "Unrecognized charset");
}
return new CssCharset(new QuotedStringValue(isoNameStr), start, stream.Position);
}
internal static List<SpriteRule> ParseSpriteRules(ParserStream stream)
{
var ret = new List<SpriteRule>();
stream.AdvancePast("{");
while (stream.HasMore() && stream.Peek() != '}')
{
var c = stream.Peek();
if (char.IsWhiteSpace(c))
{
stream.AdvancePastWhiteSpace();
}
else
{
ret.Add(ParseSpriteRule(stream));
}
}
stream.AdvancePast("}");
return ret;
}
internal static SpriteRule ParseSpriteRule(ParserStream stream)
{
var start = stream.Position;
if (stream.Peek() != '@')
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected '@'");
throw new StoppedParsingException();
}
stream.Advance(); // Advance past @
var name = new StringBuilder();
while (stream.HasMore() && stream.Peek() != '=')
{
name.Append(stream.Read());
}
stream.AdvancePast("="); // Advance past =
var ignored = new StringBuilder();
var quote = stream.ScanUntil(ignored, '\'', '"');
if (quote == null)
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
var valueStart = stream.Position;
var valueStr = new StringBuilder();
valueStr.Append(quote.Value);
stream.ScanUntil(valueStr, quote.Value);
valueStr.Append(quote.Value);
stream.AdvancePast(";");
var value = (QuotedStringValue)Value.Parse(valueStr.ToString(), valueStart, stream.Position, Current.CurrentFilePath);
return new SpriteRule(name.ToString().Trim(), value, start, stream.Position, Current.CurrentFilePath);
}
internal static SpriteBlock ParseSpriteDeclaration(ParserStream stream)
{
var start = stream.Position;
stream.AdvancePast("(");
var ignored = new StringBuilder();
var adTo = stream.ScanUntil(ignored, '"', '\'');
if (ignored.ToString().Any(a => !char.IsWhiteSpace(a)))
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
if (adTo == null)
{
Current.RecordError(ErrorType.Parser, Position.Create(start, stream.Position, Current.CurrentFilePath), "Expected quotation mark");
throw new StoppedParsingException();
}
var nameStart = stream.Position;
var name = new StringBuilder();
name.Append(adTo.Value);
stream.ScanUntil(name, adTo.Value);
name.Append(adTo.Value);
var nameStop = stream.Position;
stream.AdvancePast(")");
var rules = ParseSpriteRules(stream);
return new SpriteBlock((QuotedStringValue)Value.Parse(name.ToString(), nameStart, nameStop, Current.CurrentFilePath), rules, start, stream.Position, Current.CurrentFilePath);
}
