- var models = Object.keys(graph);
- for (var len = models.length, i = 0; i < len; i++) {
- var toModel = models[i];
- var node = graph[toModel];
+ const models = Object.keys(graph);
+ for (let len = models.length, i = 0; i < len; i++) {
+ const toModel = models[i];
+ const node = graph[toModel];