lodash getset

lodash.getset.js

(function(_){
	function makePath(path){
		return path.replace(/\[(["']?)([^\1]+?)\1?\]/g, '.$2').replace(/^\./, '').split('.');
	};	
	_.mixin({
		get: function (obj, path, defaultValue) {
		    if (_.isString(path)) {
		            path = split(path);
		    }
		
		    // end of the line (found nothing)
		    if (obj === undefined) {
		            return defaultValue;
		    }
		
		    // end of the line (found self)
		    if (path.length === 0) {
		            return obj;
		    }
		
		    // can't continue down the line any further (non-traversable)
		    if (obj === null) {
		            return defaultValue;
		    }
		
		    // keep traversing
		    return _.get(obj[_.first(path)], _.rest(path), defaultValue);
		},
		set : function (obj, path, value) {
		    if (_.isString(path)) {
		            path = split(path);
		    }
		
		    // can't continue down the line any further (non-traversable)
		    if (obj === null || obj === undefined) {
		            return;
		    }
	
		    // end of the line (found self)
		    if (path.length === 1) {
		            return obj[path[0]] = value;
		    }
		
		    // keep traversing
		    _.set(obj[_.first(path)], _.rest(path), value);
		}
	});
}(_));