# mergeDeferredRegistrations

Utility function that takes an array of deferred registration functions and returns a single function wrapping and merging all the provided deferred registration functions.

If the provided array contains undefined values, they will safely be ignored.

mergeDeferredRegistrations(candidates: []);

• candidates: An array of deferred registration functions.

A function or undefined:

• If multiple deferred registration functions are provided, a single function wrapping and merging all the provided deferred registration functions is returned.
• If a single deferred registration function is provided, the provided function is returned.
• If no deferred registration functions are provided, undefined is returned.

import { mergeDeferredRegistrations, type ModuleRegisterFunction, type FireflyRuntime } from "@squide/firefly";
import { registerLayouts } from "./registerLayouts.tsx";
import { registerAppShell } from "./registerAppShell.tsx";

function registerRoutes(runtime: FireflyRuntime) {
    // ...
}

export const register: ModuleRegisterFunction<FireflyRuntime> = async runtime => {
    return mergeDeferredRegistrations([
        await registerLayouts(runtime),
        await registerAppShell(runtime),
        registerRoutes(runtimet)
    ]);
}