Cargo Features

mime_4 has no features set by default.

[dependencies]
mime_4 = { version = "0.4.0-a.0", features = ["macro", "serde1"] }
macro = mime-macro, proc-macro-hack

Affects mime_4::private

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

serde1 implicit feature

Enables serde

serde:

A generic serialization/deserialization framework

mime-macro macro?

Enables mime-macro-4

proc-macro-hack macro?