Cargo Features

[dependencies]
token-ref-cell = { version = "0.1.1", default-features = false, features = ["std", "alloc", "generativity"] }
default = std

The std feature is set by default whenever token-ref-cell is added without default-features = false somewhere in the dependency tree.

std default = alloc
alloc std

Features from optional dependencies

generativity implicit feature

Enables generativity

generativity:

Generation of unique invariant lifetimes