RazorEngineTLanguage Class

public class RazorEngine<TLanguage> : IRazorEngine, 
	IRazorEngineService, IDisposable
where TLanguage : new(), LanguageConstraint

Public Class RazorEngine(Of TLanguage As {New, LanguageConstraint})
	Implements IRazorEngine, IRazorEngineService, IDisposable

generic<typename TLanguage>
where TLanguage : gcnew(), LanguageConstraint
public ref class RazorEngine : IRazorEngine, 
	IRazorEngineService, IDisposable

type RazorEngine<'TLanguage when 'TLanguage : new() and LanguageConstraint> = 
    class
        interface IRazorEngine
        interface IRazorEngineService
        interface IDisposable
    end

JavaScript does not support generic types or methods.