Cargo Features

[dependencies]
pushover-rs = { version = "0.3.21", default-features = false, features = ["default-tls", "rustls-tls"] }
default = default-tls

The default-tls feature is set by default whenever pushover-rs is added without default-features = false somewhere in the dependency tree.

default-tls default

Enables default-tls of reqwest

reqwest:

Note: this doesn't enable the 'native-tls' feature, which adds specific functionality for it.

rustls-tls

Enables rustls-tls of reqwest

pushover-rs has 3 features without comments.