[EN] State of Sorbet: A Type Checker for Ruby / Jake Zimmerman @jez, Paul Tarjan @ptarjan - YouTube

We have developed a typesystem for Ruby at Stripe with a goal of helping developers understand code better, write code with more confidence, and detect prevent significant classes of bugs.This talk shares experience of Stripe successfully adopting Sorbet in our codebase which had millions lines of code that were written before the typechecker had been conceived. The talk will describe: - the process used to add typing to existing code.