In this Hasty Treat, Scott and Wes talk about handy utility functions with Just! Sanity - Sponsor Sanity.io is a real-time headless CMS with a fully customizable Content Studio built in React. Get a Sanity powered site up and running in minutes at sanity.io/create. Get an awesome supercharged free developer plan on sanity.io/syntax. LogRocket - Sponsor LogRocket lets you replay what users do on your site, helping you reproduce bugs and fix issues faster. It’s an exception tracker, a session re-player and a performance monitor. Get 14 days free at logrocket.com/syntax. Show Notes 03:44 - What is Just? https://github.com/angus-c/just No dependencies It’s written in JS, so you can copy+paste them if you really need it Types available https://medium.com/@angustweets/just-a12d54221f65#.ljib0mfr5 06:46 - Some nice ones just-safe-set → deeply setting dynamic object properties set(data, 'a.long[0].path', value) object-typeof Why not use typeof? Everything is an object Why not use array.isArray? Handy to have a switch statement just-*-case Camel, kebab, snake just-compare 10:54 - Why? This is the NPM install of Stack Overflow copy+paste Handy as hell Battle-tested Lots of ways to do simple stuff Sometimes the simple stuff has weird edge cases - these are caught Sometimes your checks can be messy Check if an object is empty 25 lines Just install it 12:05 - Other Great to learn and test yourself There are tests for each function Run them See them fail Try and make it so all the tests pass without looking at the source Links https://github.com/angus-c/just https://github.com/antony Tweet us your tasty treats! Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets