Cargo Features

Choices has no features set by default.

[dependencies]
choices = { version = "1.0.0", features = ["json"] }
json = serde_json

Enables json of choices-derive

Affects choices::serde_json

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.

serde_json json?