> How comes and they don't allow you to optionally provide types in your function class signatures They allow specifically that though? https://crystal-lang.o

> How comes and they don't allow you to optionally provide types in your function class signatures They allow specifically that though? https://crystal-lang.org/reference/syntax_and_semantics/type_grammar.html https://crystal-lang.org/reference/syntax_and_semantics/type...