public override BlockState TryContinue(BlockProcessor processor, Block block)
{
if (processor.IsCodeIndent)
{
return(BlockState.None);
}
var quote = (FooterBlock)block;
// 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 c = processor.CurrentChar;
var result = BlockState.Continue;
if (c != quote.OpeningCharacter || processor.PeekChar(1) != c)
{
result = processor.IsBlankLine ? BlockState.BreakDiscard : BlockState.None;
}
else
{
processor.NextChar(); // Skip ^^ char (1st)
c = processor.NextChar(); // Skip ^^ char (2nd)
if (c.IsSpace())
{
processor.NextChar(); // Skip following space
}
block.UpdateSpanEnd(processor.Line.End);
}
return(result);
}
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>
/// Parses a line.
/// </summary>
internal virtual BlockState ParseLine(BlockProcessor blockProcessor, FlexiAlertBlock flexiAlertBlock)
{
if (blockProcessor.IsCodeIndent)
{
return(BlockState.None);
}
if (blockProcessor.CurrentChar != _openingChar)
{
return(blockProcessor.IsBlankLine ? BlockState.BreakDiscard : BlockState.None);
}
if (blockProcessor.PeekChar(1) == '[') // Avoid conflicting with images
{
return(BlockState.None);
}
if (flexiAlertBlock == null)
{
blockProcessor.NewBlocks.Push(_flexiAlertBlockFactory.Create(blockProcessor, this));
}
else
{
flexiAlertBlock.UpdateSpanEnd(blockProcessor.Line.End);
}
// Skip opening char and first whitespace char following it
if (blockProcessor.NextChar().IsSpaceOrTab())
{
blockProcessor.NextChar();
}
return(BlockState.Continue);
}
public override Boolean TryParse(BlockProcessor state, Char pendingBulletType, out ListInfo result)
{
result = new ListInfo();
if (state.PeekChar(1) != ' ')
{
return(false);
}
state.NextChar();
return(true);
}
/// <summary>
/// Opens a <typeparamref name="TProxy"/> if a line begins with at least 3 fence characters.
/// </summary>
/// <param name="blockProcessor">The <see cref="BlockProcessor"/> for the document that contains a line with a fence character as its first character.</param>
/// <returns>
/// <see cref="BlockState.None"/> if the current line has code indent.
/// <see cref="BlockState.None"/> if the current line does not contain an opening fence.
/// <see cref="BlockState.ContinueDiscard"/> if the current line contains an opening fence and a <typeparamref name="TProxy"/> is opened.
///</returns>
protected override BlockState TryOpenBlock(BlockProcessor blockProcessor)
{
if (blockProcessor.IsCodeIndent)
{
return(BlockState.None);
}
// First line of a JSONBlock must begin with <opening char>{
if (blockProcessor.PeekChar(1) != '{')
{
return(BlockState.None);
}
// Create block
TProxy proxyJsonBlock = _jsonBlockFactory.CreateProxyJsonBlock(blockProcessor, this);
blockProcessor.NewBlocks.Push(proxyJsonBlock);
// Dispose of first char (JSON starts at the curly bracket)
blockProcessor.NextChar();
return(ParseLine(blockProcessor.Line, proxyJsonBlock));
}
