Cargo Features

[dependencies]
nou-say-hello = { version = "0.3.0", default-features = false, features = ["all", "hello", "bye"] }
default = hello

The hello feature is set by default whenever nou-say-hello is added without default-features = false somewhere in the dependency tree.

all = bye, hello
hello default all?

Affects nou-say-hello::say_hello, nou-say-hello::say_hello_everyone

bye all?

Affects nou-say-hello::say_goodbye, nou-say-hello::say_goodbye_everyone