public static TaskMiddleware <TContext> Choose <TContext>(
this IEnumerable <TaskMiddleware <TContext> > choices,
Func <TContext, Task <bool> > wasChosen,
TaskMiddleware <TContext> defaultAction) =>
async(context, next, ct) =>
{
foreach (var middleware in choices)
{
await middleware(context, next, ct);
if (await wasChosen(context))
{
return;
}
}
await defaultAction(context, next, ct);
};
public static TaskMiddleware <TContext> Compose <TContext>(
this TaskMiddleware <TContext> middleware,
params TaskMiddleware <TContext>[] middlewares) =>
middleware.Singleton().Concat(middlewares).Compose();
public static TaskMiddlewareFunc <TContext> Combine <TContext>(
this TaskMiddleware <TContext> middleware,
SimpleTaskMiddlewareFunc <TContext> func) =>
(context, ct) => middleware(context, (c, _) => func(c), ct);
public static TaskMiddlewareFunc <TContext> Combine <TContext>(
this TaskMiddleware <TContext> middleware,
TaskMiddlewareFunc <TContext> func) =>
(context, ct) => middleware(context, func, ct);