SQL/node_modules/apollo-utilities/lib/util/maybeDeepFreeze.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var environment_1 = require("./environment");
function deepFreeze(o) {
    Object.freeze(o);
    Object.getOwnPropertyNames(o).forEach(function (prop) {
        if (o[prop] !== null &&
            (typeof o[prop] === 'object' || typeof o[prop] === 'function') &&
            !Object.isFrozen(o[prop])) {
            deepFreeze(o[prop]);
        }
    });
    return o;
}
function maybeDeepFreeze(obj) {
    if (environment_1.isDevelopment() || environment_1.isTest()) {
        var symbolIsPolyfilled = typeof Symbol === 'function' && typeof Symbol('') === 'string';
        if (!symbolIsPolyfilled) {
            return deepFreeze(obj);
        }
    }
    return obj;
}
exports.maybeDeepFreeze = maybeDeepFreeze;
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