hash: hash crate for all hashing needs, password

crates/hash/src/password.rs

@@ -0,0 +1,20 @@
+use crate::error::Error;
+use crate::hash::{hash, Hash};
+
+#[derive(Debug)]
+pub struct Password(Hash);
+
+impl Password {
+    pub fn new(plain: &str) -> Result<Self, Error> {
+        Ok(Self(Hash::from_hash(hash(plain)?)))
+    }
+    pub fn from_hash(hash: impl Into<String>) -> Self {
+        Self(Hash::from_hash(hash))
+    }
+    pub fn hash(&self) -> &str {
+        self.0.hash()
+    }
+    pub fn compare(&self, plain: &str) -> Result<bool, Error> {
+        self.0.compare(plain).map_err(Error::from)
+    }
+}