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-rw-r--r--kittybox-rs/indieauth/src/lib.rs14
-rw-r--r--kittybox-rs/indieauth/src/pkce.rs21
-rw-r--r--kittybox-rs/indieauth/src/scopes.rs6
3 files changed, 41 insertions, 0 deletions
diff --git a/kittybox-rs/indieauth/src/lib.rs b/kittybox-rs/indieauth/src/lib.rs
index 745ee1e..2cce1b9 100644
--- a/kittybox-rs/indieauth/src/lib.rs
+++ b/kittybox-rs/indieauth/src/lib.rs
@@ -70,6 +70,15 @@ pub enum ResponseType {
     /// requested.
     Code
 }
+// TODO serde_variant
+impl ResponseType {
+    /// Return the response type as it would appear in serialized form.
+    pub fn as_str(&self) -> &'static str {
+        match self {
+            ResponseType::Code => "code",
+        }
+    }
+}
 
 /// Grant types that are described in the IndieAuth spec.
 ///
@@ -252,6 +261,11 @@ impl State {
         Self(String::from_utf8(bytes).unwrap())
     }
 }
+impl AsRef<str> for State {
+    fn as_ref(&self) -> &str {
+        self.0.as_str()
+    }
+}
 
 /// The authorization request that should be affixed to the URL of an
 /// authorization endpoint to start the IndieAuth ceremony.
diff --git a/kittybox-rs/indieauth/src/pkce.rs b/kittybox-rs/indieauth/src/pkce.rs
index 249917e..511b9fc 100644
--- a/kittybox-rs/indieauth/src/pkce.rs
+++ b/kittybox-rs/indieauth/src/pkce.rs
@@ -10,12 +10,22 @@ pub enum PKCEMethod {
     //#[default]
     S256,
     /// Plain string by itself. Please don't use this.
+    #[serde(rename = "snake_case")]
     Plain
 }
 // manual impl until Rust 1.62 hits nixos-unstable
 impl Default for PKCEMethod {
     fn default() -> Self { PKCEMethod::S256 }
 }
+impl PKCEMethod {
+    /// Return a string representing a PKCE method as it would be serialized.
+    pub fn as_str(&self) -> &'static str {
+        match self {
+            PKCEMethod::S256 => "S256",
+            PKCEMethod::Plain => "plain"
+        }
+    }
+}
 /// A PKCE verifier string that should be kept in secret until the end
 /// of the authentication ceremony, where it is revealed to prove that
 /// the one who uses the grant is the same entity who it was given to.
@@ -51,6 +61,7 @@ impl PKCEVerifier {
 #[derive(Eq, PartialEq, Debug, Clone, Serialize, Deserialize)]
 pub struct PKCEChallenge {
     code_challenge: String,
+    #[serde(rename = "code_challenge_method")]
     method: PKCEMethod
 }
 
@@ -88,4 +99,14 @@ impl PKCEChallenge {
     pub fn verify(&self, code_verifier: PKCEVerifier) -> bool {
         Self::new(code_verifier, self.method) == *self
     }
+
+    /// Return a reference to the code challenge string.
+    pub fn as_str(&self) -> &str {
+        self.code_challenge.as_str()
+    }
+
+    /// Return the method used to create this challenge.
+    pub fn method(&self) -> PKCEMethod {
+        self.method
+    }
 }
diff --git a/kittybox-rs/indieauth/src/scopes.rs b/kittybox-rs/indieauth/src/scopes.rs
index ae039a6..d74878e 100644
--- a/kittybox-rs/indieauth/src/scopes.rs
+++ b/kittybox-rs/indieauth/src/scopes.rs
@@ -83,6 +83,12 @@ impl From<&str> for Scope {
         }
     }
 }
+impl FromStr for Scope {
+    type Err = std::convert::Infallible;
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        Ok(s.into())
+    }
+}
 
 /// A list of scopes that serializes to a space-separated string instead of a list.
 ///