Cargo Features

[dependencies]
tower_allowed_hosts = { version = "0.8.0", default-features = false, features = ["regex", "tracing", "wildcard"] }
default = tracing

The tracing feature is set by default whenever tower_allowed_hosts is added without default-features = false somewhere in the dependency tree.

regex

Enables regex

tracing default

Enables tracing

wildcard

Enables wildmatch

tower_allowed_hosts has 4 features without comments.