oneOf.js

import rules from "./rules";
import Solver from "solvr";
import im from "immutable";

class MySolver extends Solver {
    get(path) {
        path = Solver.path(path);
        if (path.join(".") === "user") {
            return this.oneOf(["users"]);
        }
        return super.get(path);
    }

    oneOf(collectionPath) {
        collectionPath = Solver.path(collectionPath);
        let col = this.state.getIn(collectionPath);
        return col && col.toSeq().first() && col.toSeq().first().toJS();
    }
}

export default new MySolver(rules);