public override BlockState TryOpen(BlockProcessor processor)
{
if (processor.IsCodeIndent)
{
return(BlockState.None);
}
var column = processor.Column;
var startPosition = processor.Start;
// A footer
// A Footer marker consists of 0-3 spaces of initial indent, plus (a) the characters ^^ together with a following space, or (b) a double character ^^ not followed by a space.
var openingChar = processor.CurrentChar;
if (processor.PeekChar(1) != openingChar)
{
return(BlockState.None);
}
processor.NextChar(); // Grab 2nd^
var c = processor.NextChar(); // grab space
if (c.IsSpaceOrTab())
{
processor.NextColumn();
}
processor.NewBlocks.Push(new FooterBlock(this)
{
Span = new SourceSpan(startPosition, processor.Line.End),
OpeningCharacter = openingChar,
Column = column,
Line = processor.LineIndex,
});
return(BlockState.Continue);
}
/// <summary>
/// 尝试解析当前字符串。
/// </summary>
/// <param name="processor">代码块进程。</param>
/// <returns>返回代码块状态。</returns>
public override BlockState TryOpen(BlockProcessor processor)
{
if (processor.IsCodeIndent)
{
return(BlockState.None);
}
var column = processor.Column;
var sourcePosition = processor.Start;
var quoteChar = processor.CurrentChar;
var c = processor.NextChar();
if (c.IsSpaceOrTab())
{
processor.NextColumn();
}
var rawNewBlock = new QuoteSectionNoteBlock(this)
{
Line = processor.LineIndex,
QuoteChar = quoteChar,
Column = column,
Span = new SourceSpan(sourcePosition, processor.Line.End),
};
TryParseFromLine(processor, rawNewBlock);
processor.NewBlocks.Push(rawNewBlock);
if (rawNewBlock.QuoteType == QuoteSectionNoteType.DFMVideo)
{
return(BlockState.BreakDiscard);
}
else
{
return(BlockState.Continue);
}
}
public override BlockState TryOpen(BlockProcessor processor)
{
if (processor.IsCodeIndent)
{
return(BlockState.None);
}
var column = processor.Column;
var sourcePosition = processor.Start;
// 5.1 Block quotes
// A block quote marker consists of 0-3 spaces of initial indent, plus
// (a) the character > together with a following space, or
// (b) a single character > not followed by a space.
// (c) a single character > followed by a space and explanation mark
// denoting the css class to apply to the block quote
// i.e....
// > !danger This is a dangerous quote
// > !success This is a success quote
var currentChar = processor.CurrentChar;
var c = processor.NextChar();
if (c.IsSpaceOrTab())
{
c = processor.NextChar();
}
var cssClass = "";
if (c == '!')
{
// Parse until we reach white space
while (true)
{
if (c.IsWhitespace())
{
break;
}
c = processor.NextChar();
if (!c.IsWhitespace())
{
cssClass += c;
}
}
}
if (c.IsSpaceOrTab())
{
processor.NextColumn();
}
// Build quote
var quoteBlock = new QuoteBlock(this)
{
QuoteChar = currentChar,
Column = column,
Span = new SourceSpan(sourcePosition, processor.Line.End),
};
// If we found a css class ensure it's allowed
if (!string.IsNullOrEmpty(cssClass))
{
var validCss = cssClass.ToLower();
if (_validCssClasses.Contains(validCss))
{
quoteBlock.GetAttributes().AddClass(validCss);
}
}
processor.NewBlocks.Push(quoteBlock);
return(BlockState.Continue);
}