shelving/ui/util/context.js

Toolkit for using data in JavaScript.

import { use } from "react";
import { RequiredError } from "../../error/RequiredError.js";
import { notNullish } from "../../util/null.js";
export function requireContext(context, caller = requireContext) {
    const value = use(context);
    if (notNullish(value))
        return value;
    const { displayName = "Context" } = context;
    throw new RequiredError(`${displayName} must be used inside <${displayName}>`, { caller });
}