Monkey-patch Symbol#to_s to return a frozen (immutable) string instead of a mutable string. This should reduce string allocations, and thereby reduce memory usage and garbage collector pressure, but it may be incompatible with libraries that expect Symbol#to_s to return a mutable string. https://bugs.ruby-lang.org/issues/16150 https://github.com/Shopify/symbol-fstring
Initializers
This directory contains initializers run by Rails during bootup. Initializers are generally used to configure libraries or other global settings during application boot.