handler

type Middleware interface {
	// HandleRequest handles a request by calling handler.FuncHandleRequest on
	// the guest.
	//
	// Note: If the handler.CtxNext is returned with `next=1`, you must call
	// HandleResponse.
	HandleRequest(ctx context.Context) (outCtx context.Context, ctxNext handler.CtxNext, err error)

	// HandleResponse handles a response by calling handler.FuncHandleResponse
	// on the guest. This is only called when HandleRequest returns
	// handler.CtxNext with `next=1`.
	//
	// The ctx and ctxNext parameters are those returned from HandleRequest.
	// Specifically, the handler.CtxNext "ctx" field is passed as `reqCtx`.
	// The err parameter is nil unless the host erred processing the next
	// handler.
	HandleResponse(ctx context.Context, reqCtx uint32, err error) error

	// Features are the features enabled while initializing the guest. This
	// value won't change per-request.
	Features() handler.Features

	api.Closer
}

type NewRuntime func(context.Context) (wazero.Runtime, error)

type Option func(*options)