Cargo Features

[dependencies]
microtype-macro = { version = "0.2.6", default-features = false, features = ["serde", "test_impls", "diesel"] }
default = deref_impls, test_impls

These default features are set whenever microtype-macro is added without default-features = false somewhere in the dependency tree.

serde
deref_impls test_impls default
secret diesel

MicrotypeMacro has 4 features without comments.