public override BlockState TryOpen(BlockProcessor processor)
{
var slice = processor.Line;
var column = processor.Column;
var sourcePosition = processor.Start;
if (processor.IsCodeIndent ||
!ExtensionsHelper.MatchStart(ref slice, ":::"))
{
return(BlockState.None);
}
ExtensionsHelper.SkipSpaces(ref slice);
var extensionName = "triple-colon";
ITripleColonExtensionInfo extension;
IDictionary <string, string> attributes;
HtmlAttributes htmlAttributes;
IDictionary <string, string> renderProperties;
Action <string> logError = (string message) => _context.LogError(
$"invalid-{extensionName}",
$"Invalid {extensionName} on line {processor.LineIndex}. \"{slice.Text}\" is invalid. {message}",
null,
line: processor.LineIndex);
if (!TryMatchIdentifier(ref slice, out extensionName) ||
!_extensions.TryGetValue(extensionName, out extension) ||
!extension.TryValidateAncestry(processor.CurrentContainer, logError) ||
!TryMatchAttributes(ref slice, out attributes, extensionName, extension.SelfClosing, logError) ||
!extension.TryProcessAttributes(attributes, out htmlAttributes, out renderProperties, logError))
{
return(BlockState.None);
}
var block = new TripleColonBlock(this)
{
Closed = false,
Column = column,
Line = processor.LineIndex,
Span = new SourceSpan(sourcePosition, slice.End),
Extension = extension,
RenderProperties = renderProperties
};
if (htmlAttributes != null)
{
block.SetData(typeof(HtmlAttributes), htmlAttributes);
}
processor.NewBlocks.Push(block);
if (extension.SelfClosing)
{
return(BlockState.BreakDiscard);
}
return(BlockState.ContinueDiscard);
}
public override BlockState TryOpen(BlockProcessor processor)
{
var slice = processor.Line;
var sourcePosition = processor.Start;
if (processor.IsCodeIndent ||
!ExtensionsHelper.MatchStart(ref slice, ":::"))
{
return(BlockState.None);
}
ExtensionsHelper.SkipSpaces(ref slice);
var extensionName = "triple-colon";
Action <string> logError = (string message) => _context.LogError(
$"invalid-{extensionName}",
$"{message}",
null,
line: processor.LineIndex);
Action <string> logWarning = (string message) => _context.LogWarning(
$"invalid-{extensionName}",
$"{message}",
null,
line: processor.LineIndex);
var block = new TripleColonBlock(this)
{
Closed = false,
Column = processor.Column,
Line = processor.LineIndex,
Span = new SourceSpan(sourcePosition, slice.End),
};
if (!TryMatchIdentifier(ref slice, out extensionName) ||
!_extensions.TryGetValue(extensionName, out var extension) ||
!extension.TryValidateAncestry(processor.CurrentContainer, logError) ||
!TryMatchAttributes(ref slice, out var attributes, extensionName, extension.SelfClosing, logError) ||
!extension.TryProcessAttributes(attributes, out var htmlAttributes, out var renderProperties, logError, logWarning, block))
{
return(BlockState.None);
}
block.Extension = extension;
block.Attributes = attributes;
block.RenderProperties = renderProperties;
if (htmlAttributes != null)
{
block.SetData(typeof(HtmlAttributes), htmlAttributes);
}
processor.NewBlocks.Push(block);
if (extension.GetType() == typeof(ImageExtension) &&
htmlAttributes != null &&
ImageExtension.RequiresClosingTripleColon(attributes))
{
block.EndingTripleColons = true;
return(BlockState.ContinueDiscard);
}
if (extension.SelfClosing)
{
return(BlockState.BreakDiscard);
}
return(BlockState.ContinueDiscard);
}
