Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests and browser tests. Built for scale
Handling/creating hybrid errors. Hybrid middleware between callbacks and throws. Helpful util for modules that have hybrid APIs and want when they use promises, directly to throw the errors; when use callbacks to pass errors to first argument of this callback.