string RenderInverted(Token token, MustacheContext ctx)
{
var value = ctx.Lookup(token.Name);
if (value == null && StrictMode)
{
throw new MustacheException(string.Format("lookup failed name:'{0}' around:\n...{1}...\n", token.Name, token.SurroundingTemplate));
}
if (value.ShouldNotRender())
{
return(RenderTokens(ctx, token.Children));
}
return(string.Empty);
}
string RenderName(Token token, MustacheContext ctx, bool escape)
{
var value = ctx.Lookup(token.Name);
if (value == null && StrictMode)
{
throw new MustacheException(string.Format("lookup failed name:'{0}' around:\n...{1}...\n", token.Name, token.SurroundingTemplate));
}
if (value == null)
{
return(string.Empty);
}
if (value.IsLambda())
{
var template = value.InvokeNameLambda() as string;
var tokens = new MustacheParser().Parse(template, Delimiter.Default());
value = RenderTokens(ctx, tokens);
// Recheck for null
if (value == null)
{
return(string.Empty);
}
}
var s = value.ToString();
if (s == "{ }")
{
return(string.Empty);
}
if (escape)
{
return(System.Web.HttpUtility.HtmlEncode(s));
}
return(s);
}
string RenderSection(Token token, MustacheContext ctx)
{
var value = ctx.Lookup(token.Name);
if (value == null && StrictMode)
{
throw new MustacheException(string.Format("lookup failed name:'{0}' around:\n...{1}...\n", token.Name, token.SurroundingTemplate));
}
if (value.ShouldNotRender())
{
return(string.Empty);
}
if (value.IsLambda())
{
var template = value.InvokeSectionLambda(token.SectionTemplate) as string;
if (!string.IsNullOrEmpty(template))
{
if (!Cache.ContainsKey(template))
{
// When Lambdas are used as the data value for Section tag,
// the returned value MUST be rendered against the current delimiters.
Cache[template] = new MustacheParser().Parse(template, token.CurrentDelimiter);
}
return(RenderTokens(ctx, Cache[template]));
}
}
if (value is ICollection)
{
var sb = new StringBuilder();
foreach (object item in value as ICollection)
{
sb.Append(RenderTokens(new MustacheContext(item, ctx), token.Children));
}
return(sb.ToString());
}
return(RenderTokens(new MustacheContext(value, ctx), token.Children));
}