Collection of general purpose tools for solving problems. Fundamentally extend the language without spoiling, so may be used solely or in conjunction with another module of such kind.
Framework for convenient unit testing. Testing provides the intuitive interface, simple tests structure, asynchronous code handling mechanism, colorful report, verbosity control and more. Use the module to get free of routines which can be automated.
Stringer nicely stringifies structures does not matter how complex or cycled them are. Convenient tool for fast diagnostic and inspection of data during development and in production. Use it to see more, faster. Refactoring required.