verificator/es/utils/get.js

Client and server-side validation JavaScript library

const get = (object, key, defaultValue) => {
    if (object == null) {
        return defaultValue;
    }
    let path = key.split('.');
    let index = 0;
    const length = path.length;
    while (object != null && index < length) {
        object = object[path[index++]];
    }
    const result = (index && index === length) ? object : undefined;
    return result === undefined ? defaultValue : result;
};
export default get;