substack/js-traverse — comment on commit 4aa61ef874d81a633aec4b72c3b2bc5ede64947f
File: index.js line 129
By subtleGradient:

http://ariya.ofilabs.com/2011/08/hall-of-api-shame-boolean-trap.html

This is bad API. `this.delete(false)` `this.remove(true)`

Please consider using separate method names instead.