crystal-lang/crystal 1.20.2

on GitHub

Bugfixes

stdlib

• (concurrency) [regression] Simplify Sync::Mutex#synchronize proc type constraints (#16904, #16937, thanks @ysbaddaden)
• (runtime) Range#sample eventually loses randomness (#16909, thanks @ysbaddaden)

Infrastructure

• Changelog for 1.20.2 (#16945, thanks @straight-shoota)