khellang/Bootstrapper.cs

## Bootstrapper.cs
public class Bootstrapper : DefaultNancyBootstrapper
{
    protected override void RequestStartup(TinyIoCContainer container, IPipelines pipelines, NancyContext context)
    {
        pipelines.OnError.AddItemToEndOfPipeline((ctx, ex) =>
        {
            var exception = ex.GetRootException();

            return ctx.Negotiate().WithModel(new Error
            {
                Message = exception.Message,
                Details = exception.ToString()
            });
        });
    }
}

public static class ExceptionExtensions
{
    public static Exception GetRootException(this Exception ex)
    {
        while (ex.InnerException != null)
        {
            ex = ex.InnerException;
        }

        return ex;
    }
}

public class Error
{
    public string Message { get; set; }

    public string Details { get; set; }
}

## error.html
<!DOCTYPE HTML>
<html>
	<head>
		<title>Nancy - Negotiated Error Handling</title>
	</head>
	<body>
	    <h1>@Model.Message</h1>
	    <p>@Model.Details</p>
	</body>
</html>

## results.md

      
    Raw
  

              results.md
            
          
    Accept: application/json

{
    "Message": "ERRORZ!!1",
    "Details": "System.InvalidOperationException: ERRORZ!!1\r\n   at Nancy.Demo.Hosting.Self.TestModule.<.ctor>b__2(Object parameters) in c:\\Users\\Kristian\\Documents\\Code\\Nancy\\src\\Nancy.Demo.Hosting.Self\\TestModule.cs:line 13\r\n   at CallSite.Target(Closure , CallSite , Func`2 , Object )\r\n   at Nancy.Routing.Route.<>c__DisplayClass4.<Wrap>b__3(Object parameters, CancellationToken context) in c:\\Users\\Kristian\\Documents\\Code\\Nancy\\src\\Nancy\\Routing\\Route.cs:line 100"
}

Accept: application/xml

<?xml version="1.0"?>
<Error 
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <Message>ERRORZ!!1</Message>
    <Details>System.InvalidOperationException: ERRORZ!!1
   at Nancy.Demo.Hosting.Self.TestModule.&lt;.ctor&gt;b__2(Object parameters) in c:\Users\Kristian\Documents\Code\Nancy\src\Nancy.Demo.Hosting.Self\TestModule.cs:line 13
   at CallSite.Target(Closure , CallSite , Func`2 , Object )
   at Nancy.Routing.Route.&lt;&gt;c__DisplayClass4.&lt;Wrap&gt;b__3(Object parameters, CancellationToken context) in c:\Users\Kristian\Documents\Code\Nancy\src\Nancy\Routing\Route.cs:line 100</Details>
</Error>

Accept: text/html

<!DOCTYPE HTML>
<html>
    <head>
        <title>Nancy - Negotiated Error Handling</title>
    </head>
    <body>
        <h1>ERRORZ!!1</h1>
        <p>
            System.InvalidOperationException: ERRORZ!!1
   at Nancy.Demo.Hosting.Self.TestModule.<.ctor>b__2(Object parameters) in c:\Users\Kristian\Documents\Code\Nancy\src\Nancy.Demo.Hosting.Self\TestModule.cs:line 13
   at CallSite.Target(Closure , CallSite , Func`2 , Object )
   at Nancy.Routing.Route.<>c__DisplayClass4.
            <Wrap>b__3(Object parameters, CancellationToken context) in c:\Users\Kristian\Documents\Code\Nancy\src\Nancy\Routing\Route.cs:line 100
        
        </p>
    </body>
</html>


## TestModule.cs
public class TestModule : NancyModule
{
    public TestModule()
    {
        Get["/"] = parameters => {
            throw new InvalidOperationException("ERRORZ!!1");
        };
    }
}
	public class Bootstrapper : DefaultNancyBootstrapper
	{
	protected override void RequestStartup(TinyIoCContainer container, IPipelines pipelines, NancyContext context)
	{
	pipelines.OnError.AddItemToEndOfPipeline((ctx, ex) =>
	{
	var exception = ex.GetRootException();

	return ctx.Negotiate().WithModel(new Error
	{
	Message = exception.Message,
	Details = exception.ToString()
	});
	});
	}
	}

	public static class ExceptionExtensions
	{
	public static Exception GetRootException(this Exception ex)
	{
	while (ex.InnerException != null)
	{
	ex = ex.InnerException;
	}

	return ex;
	}
	}

	public class Error
	{
	public string Message { get; set; }

	public string Details { get; set; }
	}
	<!DOCTYPE HTML>
	<html>
	<head>
	<title>Nancy - Negotiated Error Handling</title>
	</head>
	<body>
	<h1>@Model.Message</h1>
	<p>@Model.Details</p>
	</body>
	</html>
	public class TestModule : NancyModule
	{
	public TestModule()
	{
	Get["/"] = parameters => {
	throw new InvalidOperationException("ERRORZ!!1");
	};
	}
	}