Use enum type to represent host::Status

src/host/info.rs

@@ -56,7 +56,7 @@ pub struct InfoData {
     pub roid: String,
     /// The list of host statuses
     #[xml(rename = "status")]
-    pub statuses: Vec<Status<'static>>,
+    pub statuses: Vec<Status>,
     /// The list of host IP addresses
     #[xml(rename = "addr", deserialize_with = "deserialize_host_addrs")]
     pub addresses: Vec<IpAddr>,
@@ -119,6 +119,7 @@ mod tests {
     use chrono::{TimeZone, Utc};
 
     use super::{HostInfo, IpAddr};
+    use crate::host::Status;
     use crate::response::ResultCode;
     use crate::tests::{assert_serialized, response_from_file, CLTRID, SUCCESS_MSG, SVTRID};
 
@@ -137,7 +138,7 @@ mod tests {
         assert_eq!(object.result.message, SUCCESS_MSG);
         assert_eq!(result.name, "host2.eppdev-1.com");
         assert_eq!(result.roid, "UNDEF-ROID");
-        assert_eq!(result.statuses[0].status, "ok".to_string());
+        assert_eq!(result.statuses[0], Status::Ok);
         assert_eq!(result.addresses[0], IpAddr::from([29, 245, 122, 14]));
         assert_eq!(
             result.addresses[1],

src/host/mod.rs

@@ -6,7 +6,7 @@ use std::borrow::Cow;
 use std::fmt;
 use std::net::IpAddr;
 
-use instant_xml::{FromXml, Serializer, ToXml};
+use instant_xml::{Deserializer, FromXml, Serializer, ToXml};
 
 pub mod check;
 pub use check::HostCheck;
@@ -26,12 +26,103 @@ pub use update::HostUpdate;
 pub const XMLNS: &str = "urn:ietf:params:xml:ns:host-1.0";
 
 /// The `<status>` type on contact transactions
-#[derive(Debug, FromXml, ToXml)]
-#[xml(rename = "status", ns(XMLNS))]
-pub struct Status<'a> {
-    /// The status name, represented by the 's' attr on `<status>` tags
-    #[xml(attribute, rename = "s")]
-    pub status: Cow<'a, str>,
+#[derive(Clone, Copy, Debug, Eq, PartialEq)]
+pub enum Status {
+    ClientDeleteProhibited,
+    ServerDeleteProhibited,
+    ClientUpdateProhibited,
+    ServerUpdateProhibited,
+    Linked,
+    Ok,
+    PendingCreate,
+    PendingDelete,
+    PendingTransfer,
+    PendingUpdate,
+}
+
+impl Status {
+    pub fn as_str(&self) -> &'static str {
+        use Status::*;
+        match self {
+            ClientDeleteProhibited => "clientDeleteProhibited",
+            ServerDeleteProhibited => "serverDeleteProhibited",
+            ClientUpdateProhibited => "clientUpdateProhibited",
+            ServerUpdateProhibited => "serverUpdateProhibited",
+            Linked => "linked",
+            Ok => "ok",
+            PendingCreate => "pendingCreate",
+            PendingDelete => "pendingDelete",
+            PendingTransfer => "pendingTransfer",
+            PendingUpdate => "pendingUpdate",
+        }
+    }
+}
+
+impl ToXml for Status {
+    fn serialize<W: fmt::Write + ?Sized>(
+        &self,
+        _: Option<instant_xml::Id<'_>>,
+        serializer: &mut Serializer<W>,
+    ) -> Result<(), instant_xml::Error> {
+        serializer.write_start("status", XMLNS)?;
+        serializer.write_attr("s", XMLNS, &self.as_str())?;
+        serializer.end_empty()
+    }
+}
+
+impl<'xml> FromXml<'xml> for Status {
+    fn matches(id: instant_xml::Id<'_>, _: Option<instant_xml::Id<'_>>) -> bool {
+        id == instant_xml::Id {
+            ns: XMLNS,
+            name: "status",
+        }
+    }
+
+    fn deserialize<'cx>(
+        into: &mut Self::Accumulator,
+        field: &'static str,
+        deserializer: &mut Deserializer<'cx, 'xml>,
+    ) -> Result<(), instant_xml::Error> {
+        use instant_xml::de::Node;
+        use instant_xml::{Error, Id};
+
+        let node = match deserializer.next() {
+            Some(result) => result?,
+            None => return Err(Error::MissingValue(field)),
+        };
+
+        let attr = match node {
+            Node::Attribute(attr) => attr,
+            Node::Open(_) | Node::Text(_) => return Err(Error::MissingValue(field)),
+            node => return Err(Error::UnexpectedNode(format!("{node:?} in Status"))),
+        };
+
+        let id = deserializer.attribute_id(&attr)?;
+        let expected = Id { ns: "", name: "s" };
+        if id != expected {
+            return Err(Error::MissingValue(field));
+        }
+
+        *into = Some(match attr.value {
+            "clientDeleteProhibited" => Status::ClientDeleteProhibited,
+            "serverDeleteProhibited" => Status::ServerDeleteProhibited,
+            "clientUpdateProhibited" => Status::ClientUpdateProhibited,
+            "serverUpdateProhibited" => Status::ServerUpdateProhibited,
+            "linked" => Status::Linked,
+            "ok" => Status::Ok,
+            "pendingCreate" => Status::PendingCreate,
+            "pendingDelete" => Status::PendingDelete,
+            "pendingTransfer" => Status::PendingTransfer,
+            "pendingUpdate" => Status::PendingUpdate,
+            val => return Err(Error::UnexpectedValue(format!("invalid status {val:?}"))),
+        });
+
+        deserializer.ignore()?;
+        Ok(())
+    }
+
+    type Accumulator = Option<Status>;
+    const KIND: instant_xml::Kind = instant_xml::Kind::Element;
 }
 
 /// The `<hostAddr>` types domain or host transactions

src/host/update.rs

@@ -60,7 +60,7 @@ pub struct HostAdd<'a> {
     pub addresses: Option<&'a [IpAddr]>,
     /// The statuses to be added to or removed from the host
     #[xml(rename = "host:status")]
-    pub statuses: Option<&'a [Status<'a>]>,
+    pub statuses: Option<&'a [Status]>,
 }
 
 /// Type for data under the `<add>` and `<rem>` tags
@@ -72,7 +72,7 @@ pub struct HostRemove<'a> {
     pub addresses: Option<&'a [IpAddr]>,
     /// The statuses to be added to or removed from the host
     #[xml(rename = "host:status")]
-    pub statuses: Option<&'a [Status<'a>]>,
+    pub statuses: Option<&'a [Status]>,
 }
 
 /// Type for data under the host `<update>` tag
@@ -118,13 +118,9 @@ mod tests {
             statuses: None,
         };
 
-        let statuses = &[Status {
-            status: "clientDeleteProhibited".into(),
-        }];
-
         let remove = HostRemove {
             addresses: None,
-            statuses: Some(statuses),
+            statuses: Some(&[Status::ClientDeleteProhibited]),
         };
 
         let mut object = HostUpdate::new("host1.eppdev-1.com");

src/message/poll.rs

@@ -48,6 +48,7 @@ pub enum MessagePollResponse {
 #[cfg(test)]
 mod tests {
     use super::{MessagePoll, MessagePollResponse};
+    use crate::host::Status;
     use crate::response::ResultCode;
     use crate::tests::{assert_serialized, response_from_file, CLTRID, SVTRID};
 
@@ -133,7 +134,7 @@ mod tests {
             assert_eq!(host.name, "ns.test.com");
 
             assert_eq!(host.roid, "1234");
-            assert!(host.statuses.iter().any(|s| s.status == "ok"));
+            assert!(host.statuses.iter().any(|&s| s == Status::Ok));
             assert!(host
                 .addresses
                 .iter()

tests/resources/request/host/update.xml

@@ -8,7 +8,7 @@
                     <addr ip="v6">2404:6800:4001:801::200e</addr>
                 </add>
                 <rem>
-                    <status s="clientDeleteProhibited"></status>
+                    <status s="clientDeleteProhibited" />
                 </rem>
                 <chg>
                     <name>host2.eppdev-1.com</name>