/// <summary>
/// Interpret MarkupEmbed
/// </summary>
/// <param name="embed">MarkupEmbed to interpret</param>
public override void Visit(MarkupEmbed embed)
{
int depth = this.Depth;
//Structure is same as MarkupMarkupStatement, so convert and interpret
MarkupMarkupStatement markupMarkupStatement = new MarkupMarkupStatement();
markupMarkupStatement.SetMarkups(embed.GetMarkups());
markupMarkupStatement.SetMarkup(embed.GetMarkup());
markupMarkupStatement.AcceptVisitor(this);
BackToParentXHTMLElement(depth);
}
/// <summary>
/// Parser for Embed
/// </summary>
/// <returns>Parsed Embed</returns>
public Embed ParseEmbed()
{
Embed embed = null;
NodeList markupList = new NodeList();
//Set up MarkupParser
markupParser = new MarkupParser(EmbeddingTokenStream);
//Parse Markup*
//EmbeddingTokenStream.HasNext(2) && !(EmbeddingTokenStream.Peek(2).GetValue().ToString() == ">"
while (NextTokenIsMarkup())
{
markupList.Add(markupParser.ParseMarkup());
}
//Check if an expression is remaining, otherwise embed is MarkupEmbedding
if (IsExpressionRemaining())
{ //ExpressionEmbedding
ExpressionEmbed expressionEmbed = new ExpressionEmbed();
//Add already parsed markups to expressionEmbed
expressionEmbed.SetMarkups(markupList);
//Set up expressionparser
expressionParser = new ExpressionParser(EmbeddingTokenStream);
//Parse expression
expressionEmbed.SetExpression(expressionParser.ParseExpression());
embed = expressionEmbed;
}
else
{ //MarkupEmbedding
//Get last item from markupList and add it as Markup
if (markupList.Count != 0)
{
Markup markup = (Markup)markupList.Get(markupList.Count - 1);
markupList.Remove(markupList.Count - 1);
MarkupEmbed markupEmbed = new MarkupEmbed();
markupEmbed.SetMarkups(markupList);
markupEmbed.SetMarkup(markup);
embed = markupEmbed;
}
else
{ //Markup* Markup must contain at least one markup element
throw new UnexpectedToken("Markup expected, but found:", CurrentToken.GetValue().ToString(), CurrentToken.GetLine());
}
}
/*//Determine if remaining embed is Markup or Expression
* if (NextTokenIsMarkup())
* { //MarkupEmbedding
* MarkupEmbed markupEmbed = new MarkupEmbed();
*
* //Add already parsed markups to markupEmbed
* markupEmbed.SetMarkups(markupList);
*
* //Parse latest markup
* markupEmbed.SetMarkup(markupParser.ParseMarkup());
*
* embed = markupEmbed;
* }
* else
* { //ExpressionEmbedding
* ExpressionEmbed expressionEmbed = new ExpressionEmbed();
*
* //Add already parsed markups to expressionEmbed
* expressionEmbed.SetMarkups(markupList);
*
* //Set up expressionparser
* expressionParser = new ExpressionParser(EmbeddingTokenStream);
*
* //Parse expression
* expressionEmbed.SetExpression(expressionParser.ParseExpression());
*
* embed = expressionEmbed;
* } */
return(embed);
}
public virtual void Visit(MarkupEmbed embed)
{
VisitSubNodes(embed);
}
public virtual void Visit(MarkupEmbed embed)
{
VisitSubNodes(embed);
}
/// <summary>
/// Parser for Embed
/// </summary>
/// <returns>Parsed Embed</returns>
public Embed ParseEmbed()
{
Embed embed = null;
NodeList markupList = new NodeList();
//Set up MarkupParser
markupParser = new MarkupParser(EmbeddingTokenStream);
//Parse Markup*
//EmbeddingTokenStream.HasNext(2) && !(EmbeddingTokenStream.Peek(2).GetValue().ToString() == ">"
while(NextTokenIsMarkup())
{
markupList.Add(markupParser.ParseMarkup());
}
//Check if an expression is remaining, otherwise embed is MarkupEmbedding
if (IsExpressionRemaining())
{ //ExpressionEmbedding
ExpressionEmbed expressionEmbed = new ExpressionEmbed();
//Add already parsed markups to expressionEmbed
expressionEmbed.SetMarkups(markupList);
//Set up expressionparser
expressionParser = new ExpressionParser(EmbeddingTokenStream);
//Parse expression
expressionEmbed.SetExpression(expressionParser.ParseExpression());
embed = expressionEmbed;
}
else
{ //MarkupEmbedding
//Get last item from markupList and add it as Markup
if (markupList.Count != 0)
{
Markup markup = (Markup)markupList.Get(markupList.Count - 1);
markupList.Remove(markupList.Count - 1);
MarkupEmbed markupEmbed = new MarkupEmbed();
markupEmbed.SetMarkups(markupList);
markupEmbed.SetMarkup(markup);
embed = markupEmbed;
}
else
{ //Markup* Markup must contain at least one markup element
throw new UnexpectedToken("Markup expected, but found:", CurrentToken.GetValue().ToString(), CurrentToken.GetLine());
}
}
/*//Determine if remaining embed is Markup or Expression
if (NextTokenIsMarkup())
{ //MarkupEmbedding
MarkupEmbed markupEmbed = new MarkupEmbed();
//Add already parsed markups to markupEmbed
markupEmbed.SetMarkups(markupList);
//Parse latest markup
markupEmbed.SetMarkup(markupParser.ParseMarkup());
embed = markupEmbed;
}
else
{ //ExpressionEmbedding
ExpressionEmbed expressionEmbed = new ExpressionEmbed();
//Add already parsed markups to expressionEmbed
expressionEmbed.SetMarkups(markupList);
//Set up expressionparser
expressionParser = new ExpressionParser(EmbeddingTokenStream);
//Parse expression
expressionEmbed.SetExpression(expressionParser.ParseExpression());
embed = expressionEmbed;
} */
return embed;
}
