refactor(Embedded) changed serd related feature name

- `serialize-content-id` => `serialize-to-content-id`

3 files changed, 8 insertions, 4 deletions

diff --git a/Cargo.toml b/Cargo.toml
index d6114ce..e13195e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -39,4 +39,4 @@ optional = true
 [features]
 default = []
 askama-engine = ["askama"]
-serialize-content-id = ["serde"]
\ No newline at end of file
+serialize-to-content-id = ["serde"]
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
index 6d4f430..58f187a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -11,7 +11,7 @@ extern crate soft_ascii_string;
 #[macro_use]
 extern crate vec1;
 
-#[cfg(feature="serialize-content-id")]
+#[cfg(feature="serialize-to-content-id")]
 extern crate serde;
 
 #[cfg(feature="askama-engine")]
diff --git a/src/resource/mod.rs b/src/resource/mod.rs
index 3f16a96..a22f663 100644
--- a/src/resource/mod.rs
+++ b/src/resource/mod.rs
@@ -75,13 +75,17 @@ impl Embedded {
         self.content_id().unwrap()
     }
 
+    /// Generate and set a new content id if needed and additionally clone the type into an `EmbeddedWithCId` instance.
+    ///
+    /// Given that `Resource` instances are meant to be cheap to clone this should not be very
+    /// expansive (at last if no new content is generated).
     pub fn assure_content_id_and_copy(&mut self, ctx: &impl Context) -> EmbeddedWithCId {
         self.assure_content_id(ctx);
         EmbeddedWithCId { inner: self.clone() }
     }
 }
 
-#[cfg(feature="serialize-content-id")]
+#[cfg(feature="serialize-to-content-id")]
 impl<'a> Serialize for Embedded {
     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
         where S: Serializer
@@ -268,7 +272,7 @@ impl EmbeddedWithCId {
     }
 }
 
-#[cfg(feature="serialize-content-id")]
+#[cfg(feature="serialize-to-content-id")]
 impl<'a> Serialize for EmbeddedWithCId {
     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
         where S: Serializer