style: Make clippy happy

Author: epage

crates/libtest-lexarg/src/lib.rs

@@ -42,51 +42,36 @@ pub struct TestOpts {
 }
 
 /// Whether ignored test should be run or not (see [`TestOpts::run_ignored`])
-#[derive(Copy, Clone, Debug, PartialEq, Eq)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Default)]
 pub enum RunIgnored {
     Yes,
+    #[default]
     No,
     /// Run only ignored tests
     Only,
 }
 
-impl Default for RunIgnored {
-    fn default() -> Self {
-        Self::No
-    }
-}
-
 /// Whether should console output be colored or not (see [`TestOpts::color`])
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, Default)]
 pub enum ColorConfig {
+    #[default]
     AutoColor,
     AlwaysColor,
     NeverColor,
 }
 
-impl Default for ColorConfig {
-    fn default() -> Self {
-        Self::AutoColor
-    }
-}
-
 /// Format of the test results output (see [`TestOpts::format`])
-#[derive(Copy, Clone, Debug, PartialEq, Eq)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Default)]
 pub enum OutputFormat {
     /// Verbose output
+    #[default]
     Pretty,
     /// Quiet output
     Terse,
     /// JSON output
     Json,
 }
 
-impl Default for OutputFormat {
-    fn default() -> Self {
-        Self::Pretty
-    }
-}
-
 pub const UNSTABLE_OPTIONS: &str = "unstable-options";
 
 pub const OPTIONS_HELP: &str = r#"

crates/libtest2-harness/src/case.rs

@@ -17,7 +17,7 @@ pub trait Case: Send + Sync + 'static {
 
 /// Type of the test according to the [rust book](https://doc.rust-lang.org/cargo/guide/tests.html)
 /// conventions.
-#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Default)]
 pub enum TestKind {
     /// Unit-tests are expected to be in the `src` folder of the crate.
     UnitTest,
@@ -27,15 +27,10 @@ pub enum TestKind {
     DocTest,
     /// Tests for the sources that don't follow the project layout convention
     /// (e.g. tests in raw `main.rs` compiled by calling `rustc --test` directly).
+    #[default]
     Unknown,
 }
 
-impl Default for TestKind {
-    fn default() -> Self {
-        Self::Unknown
-    }
-}
-
 #[derive(Debug)]
 #[non_exhaustive]
 pub enum Source {