Cargo Features

[dependencies]
tlns-google-oauth2 = { version = "0.4.1", default-features = false, features = ["grouped-scopes", "scopes"] }
default = grouped-scopes

The grouped-scopes feature is set by default whenever tlns-google-oauth2 is added without default-features = false somewhere in the dependency tree.

grouped-scopes default
scopes

tlns-google-oauth2 has 3 features without comments.