Given an object, returns a list of property paths that can be used with lodash's _.get()

discoverPropertyPaths.js

function discoverPropertyPaths(parentObject, parentPath) {
    var paths = [],
        propertyNames = Object.keys(parentObject);

    propertyNames.forEach(function (propertyName) {
        var propertyPath = (parentPath ? (parentPath + '.') : '') + propertyName,
            property = parentObject[propertyName];

        if (typeof property === 'object') {
            var isArray = angular.isArray(property);

            paths.push({
                id: propertyPath,
                type: isArray ? 'array' : 'object'
            });

            if (isArray) {
                property = property[0];
                propertyPath += '[]';
            }

            [].push.apply(paths, discoverPropertyPaths(property, propertyPath));
        }
        else {
            paths.push({
                id: propertyPath,
                type: property
            });
        }
    });

    return paths;
}