@cran/lib.gql.core/mjs/scalars/uuid.js

GQL Core Functionality

import { createScalar } from "../utilities";
const RE_UUID = /^([\da-z]{4}-?){7}[\da-z]{4}$/ui;
export const UuidScalar = createScalar("uuid", "universally unique identifier", {
    string(value, invalid) {
        if (!RE_UUID.test(value)) {
            invalid();
        }
        return value;
    },
});