­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ import React, { createContext, useContext } from 'react' import { createRoot } from 'react-dom/client' import type { Context, FunctionComponent } from 'react' export const loadComponent = (containerId: string, Component: FunctionComponent): void => { const container = document.getElementById(containerId) if (container) { const root = createRoot(container) root.render() } else { console.error(`Could not find element #${containerId}.`) } } export const createContextHook = (hookName: string): [ Context, () => T ] => { const Context = createContext(undefined) const useContextHook = (): T => { const value = useContext(Context) if (value === undefined) { throw Error(`${hookName} can only be used within a corresponding context provider.`) } return value } return [Context, useContextHook] }