Cargo Features

[dependencies]
say-hello-laut = { version = "0.4.0", default-features = false, features = ["all", "hello", "bye"] }
default = hello

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

all = bye, hello
hello default all?

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

bye all?

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