impl Display for DependencyKind

This reuses the Serialize impl for consistency.

src/dependency.rs

@@ -1,5 +1,7 @@
 //! This module contains `Dependency` and the types/functions it uses for deserialization.
 
+use std::fmt;
+
 use camino::Utf8PathBuf;
 use semver::VersionReq;
 use serde::{Deserialize, Deserializer, Serialize};
@@ -29,6 +31,14 @@ impl Default for DependencyKind {
  }
 }
 
+impl fmt::Display for DependencyKind {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ let s = serde_json::to_string(self).unwrap();
+ // skip opening and closing quotes
+ f.write_str(&s[1..s.len() - 1])
+ }
+}
+
 /// The `kind` can be `null`, which is interpreted as the default - `Normal`.
 pub(super) fn parse_dependency_kind<'de, D>(d: D) -> Result<DependencyKind, D::Error>
 where

tests/test_samples.rs

@@ -597,3 +597,11 @@ fn advanced_feature_configuration() {
  });
  assert_eq!(sorted!(all_flag_variants), sorted!(all_features));
 }
+
+#[test]
+fn depkind_to_string() {
+ assert_eq!(DependencyKind::Normal.to_string(), "normal");
+ assert_eq!(DependencyKind::Development.to_string(), "dev");
+ assert_eq!(DependencyKind::Build.to_string(), "build");
+ assert_eq!(DependencyKind::Unknown.to_string(), "Unknown");
+}