ltijs/shared/utils/objects/freeze.js

Easily turn your web application into a LTI 1.3 Learning Tool.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.deepFreeze = deepFreeze;
function deepFreeze(value) {
    if (value !== null && typeof value === 'object' && !Object.isFrozen(value)) {
        // Freezing before recursing means a circular reference hits the `isFrozen` guard above instead of
        // recursing forever.
        Object.freeze(value);
        for (const key of Object.keys(value)) {
            deepFreeze(value[key]);
        }
    }
    return value;
}
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