/// <summary>
/// Defines a child conditional token for replacement.
/// </summary>
/// <typeparam name="TChild"></typeparam>
/// <param name="replacement"></param>
/// <param name="identifier"></param>
/// <param name="condition"></param>
/// <param name="context"></param>
/// <returns></returns>
public IConditionalToken <TModel, TChild> TokenizeIf <TChild>(Func <TModel, TChild> replacement, string identifier, Func <TModel, bool> condition, ITokenRoot <TChild> context)
{
Ensure.ArgumentNotNull(replacement, "replacement");
Ensure.ArgumentNotNullOrEmpty(identifier, "identifier");
Ensure.ArgumentNotNull(condition, "condition");
Ensure.ArgumentNotNull(context, "context");
var blockToken = new BlockToken <TModel, TChild>
{
Child = replacement,
Resolve = p => string.Empty,
Identifier = string.Intern(identifier),
Condition = condition
};
_currentToken = blockToken;
Token.Children.Add(_currentToken);
foreach (var token in context.Token.Children)
{
_currentToken.AddChild(token);
}
return(new TokenBlockBuilder <TModel, TChild>(_currentToken));
}
internal override bool Apply(StringReader reader, ref Token parentToken, ref Token previousToken)
{
var token = new LineBreakToken();
parentToken.AddChild(token);
previousToken = token;
return true;
}
internal override bool Apply(StringReader reader, ref Token parentToken, ref Token previousToken)
{
var temp = previousToken as LiteralToken;
if (temp != null)
{
temp.AddChar(reader.CurrentChar);
}
else
{
var token = new LiteralToken(reader.CurrentChar);
parentToken.AddChild(token);
previousToken = token;
}
return true;
}
internal override bool Apply(StringReader reader, ref Token parentToken, ref Token previousToken)
{
var previousEmphasisToken = FindAncestorToken(parentToken, token => token is EmphasisToken);
if (previousEmphasisToken != null && previousEmphasisToken.Closed == false)
{
previousToken.Closed = true;
parentToken = parentToken.Parent;
previousToken = previousEmphasisToken;
}
else
{
var token = new EmphasisToken();
parentToken.AddChild(token);
parentToken = token;
previousToken = token;
}
return true;
}
internal override bool Apply(StringReader reader, ref Token parentToken, ref Token previousToken)
{
var token = new ParagraphToken();
if (reader.NextChar == '\n')
{
reader.Advance(2);
parentToken.Parent.AddChild(token);
parentToken = token;
}
else
{
parentToken.AddChild(token);
parentToken = token;
}
previousToken = token;
return false;
}
/// <summary>
/// Defines a child block of tokens.
/// </summary>
/// <typeparam name="TChild"></typeparam>
/// <param name="children"></param>
/// <param name="identifier"></param>
/// <param name="context"></param>
/// <returns></returns>
public ITokenBlock <TModel, TChild> Block <TChild>(Func <TModel, IEnumerable <TChild> > children, string identifier, ITokenRoot <TChild> context)
{
Ensure.ArgumentNotNull(children, "children");
Ensure.ArgumentNotNullOrEmpty(identifier, "identifier");
Ensure.ArgumentNotNull(context, "context");
var blockToken = new BlockToken <TModel, TChild>
{
Resolve = p => string.Empty,
Identifier = string.Intern(identifier),
Items = model => GetEachChild(model, children)
};
_currentToken = blockToken;
Token.Children.Add(_currentToken);
foreach (var token in context.Token.Children)
{
_currentToken.AddChild(token);
}
return(new TokenBlockBuilder <TModel, TChild>(_currentToken));
}
