Merge pull request #21 from eopb/fake

feat: `fake` support

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "redact"
-version = "0.1.0"
+version = "0.1.1-pre0"
 authors = ["Ethan Brierley <[email protected]>"]
 license = "MIT/Apache-2.0"
 readme = "README.md"
@@ -16,9 +16,12 @@ exclude = [".github"]
 default = ["std"]
 # impl std::error::Error for Secret<E> where E: Error
 std = []
+fake = ["dep:fake", "dep:rand"]
 
 [dependencies]
 serde = { version = "1.0", optional = true, default-features = false }
+fake = { version = "2.5", optional = true, default-features = false }
+rand = { version = "0.8", optional = true, default-features = false }
 
 [dev-dependencies]
 serde = { version = "1.0", features = ["derive"] }

src/lib.rs

@@ -199,3 +199,21 @@ pub fn expose_secret<S: Serializer, T: Serialize>(
 ) -> Result<S::Ok, S::Error> {
     secret.expose_secret().serialize(serializer)
 }
+
+#[cfg(feature = "fake")]
+use fake::Dummy;
+#[cfg(feature = "fake")]
+use rand::Rng;
+
+#[cfg(feature = "fake")]
+impl<T: Dummy<U>, U> Dummy<U> for Secret<T> {
+    #[inline]
+    fn dummy_with_rng<R: Rng + ?Sized>(config: &U, rng: &mut R) -> Self {
+        Secret(T::dummy_with_rng(config, rng))
+    }
+
+    #[inline]
+    fn dummy(config: &U) -> Self {
+        Secret(T::dummy(config))
+    }
+}