Removes the `_` property from every level of a nest gun.js data node.

omit.js

import omit from "lodash.omit";
import keys from "lodash.keys";

export default (ref1) => {
	if (typeof ref1 !== "object") return ref1;

	function stripProp(prop, ref2) {
		if (typeof ref2[prop] !== "object") return;
		/* eslint-disable-next-line no-param-reassign */
		ref2[prop] = omit(ref2[prop], "_");
		keys(ref2[prop]).forEach((next) => stripProp(next, ref2[prop]));
	}

	const newRef1 = omit(ref1, "_");
	keys(ref1).forEach((key) => stripProp(key, newRef1));

	return newRef1;
};

test.js

import stripDeep from "./omit";

const testNested = {
    _: {
        a: 1,
        b: "2",
    },
    a: 1,
    b: "2",
    c: {
        _: {
            a: 1,
            b: "2",
        },
        a: 1,
        b: "2",
        c: {
            _: {
                a: 1,
                b: "2",
            },
            a: 1,
            b: "2",
        },
    },
};

describe("util method stripDeep", () => {
    it("removes `_` property", () => {
        expect(stripDeep(testNested)).toEqual({
            a: 1,
            b: "2",
            c: {
                a: 1,
                b: "2",
                c: {
                    a: 1,
                    b: "2",
                },
            },
        });
    })
})