refactor: Change RegistryDependency to use Cow for name and features

Signed-off-by: 0xPoe <[email protected]>

Author: 0xPoe

src/cargo/sources/registry/index/mod.rs

@@ -319,13 +319,13 @@ struct IndexPackageV {
 pub struct RegistryDependency<'a> {
     /// Name of the dependency. If the dependency is renamed, the original
     /// would be stored in [`RegistryDependency::package`].
-    pub name: InternedString,
+    pub name: Cow<'a, str>,
     /// The SemVer requirement for this dependency.
     #[serde(borrow)]
     pub req: Cow<'a, str>,
     /// Set of features enabled for this dependency.
     #[serde(default)]
-    pub features: Vec<InternedString>,
+    pub features: Vec<Cow<'a, str>>,
     /// Whether or not this is an optional dependency.
     #[serde(default)]
     pub optional: bool,
@@ -844,9 +844,13 @@ impl<'a> RegistryDependency<'a> {
             default
         };
 
-        let mut dep = Dependency::parse(package.unwrap_or(name), Some(&req), id)?;
+        let mut dep = Dependency::parse(
+            package.unwrap_or(InternedString::new(&name)),
+            Some(&req),
+            id,
+        )?;
         if package.is_some() {
-            dep.set_explicit_name_in_toml(name);
+            dep.set_explicit_name_in_toml(InternedString::new(&name));
         }
         let kind = match kind.as_deref().unwrap_or("") {
             "dev" => DepKind::Development,
@@ -880,6 +884,10 @@ impl<'a> RegistryDependency<'a> {
             dep.set_artifact(artifact);
         }
 
+        let features = features
+            .iter()
+            .map(|f| InternedString::new(&f))
+            .collect::<Vec<_>>();
         dep.set_optional(optional)
             .set_default_features(default_features)
             .set_features(features)