private Template BuildTmpl(Token current, Queue<Token> remaining)
{
return new NestedTemplate {
Data = new ExpressionParser().Parse(current.Parameters.ElementAtOrDefault(0) ?? "$data"),
Options = new ExpressionParser().Parse(current.Parameters.ElementAtOrDefault(1) ?? "$options"),
Template = new TemplateReference(current.Expression.Trim('"').Trim('\'')),
};
}
private Template BuildEach(Token current, Queue<Token> remaining)
{
return new EachTemplate {
IndexParameter = new Parameter(current.Parameters.ElementAtOrDefault(0) ?? "index"),
ValueParameter = new Parameter(current.Parameters.ElementAtOrDefault(1) ?? "value"),
Expression = new ExpressionParser().Parse(current.Expression),
Content = Compile(remaining),
};
}
private Template BuildEval(Token current, Queue<Token> remaining)
{
return new EvalTemplate { Expression = new ExpressionParser().Parse(current.Expression) };
}
private Template BuildWrap(Token current, Queue<Token> remaining)
{
return new WrapTemplate {
Data = new ExpressionParser().Parse(current.Parameters.ElementAtOrDefault(0)),
Options = new ExpressionParser().Parse(current.Parameters.ElementAtOrDefault(1)),
Content = Compile(remaining),
Template = new TemplateReference(current.Expression.Trim('"').Trim('\'')),
};
}
private Template BuildElse(Token current, Queue<Token> remaining)
{
_index = current.Index + current.Length;
return new ElseTemplate {
Expression = new ExpressionParser().Parse(current.Expression),
Content = Compile(remaining, t => t.Name == "else"),
Else = remaining.Count > 0 && remaining.Peek().Name == "else" ? BuildElse(remaining.Dequeue(), remaining) : new LiteralTemplate(),
};
}
private Template BuildIf(Token current, Queue<Token> remaining)
{
var elseFound = false;
return new IfTemplate {
Expression = new ExpressionParser().Parse(current.Expression),
Content = Compile(remaining, t => elseFound = (t.Name == "else")),
Else = elseFound && remaining.Count > 0 && remaining.Peek().Name == "else" ? BuildElse(remaining.Dequeue(), remaining) : new LiteralTemplate(),
};
}