fix various clippy warnings

Author: dschrempf

nix-script-haskell/src/main.rs

@@ -7,7 +7,7 @@ fn main() {
     env_logger::Builder::from_env("NIX_SCRIPT_LOG").init();
 
     let opts = Opts::parse();
-    log::trace!("opts: {:?}", opts);
+    log::trace!("opts: {opts:?}");
 
     match opts.run().map(|status| status.code()) {
         Ok(Some(code)) => std::process::exit(code),

nix-script-haskell/src/opts.rs

@@ -69,7 +69,7 @@ impl Opts {
                 .map(|ps| ps.join(" "))
                 .unwrap_or_default()
         );
-        log::debug!("build command is `{}`", build_command);
+        log::debug!("build command is `{build_command}`");
         nix_script.arg("--build-command").arg(build_command);
 
         let compiler = format!(

nix-script/src/builder.rs

@@ -157,7 +157,7 @@ impl Builder {
                 .context("could not prepare derivation to build")?;
 
             log::debug!("writing derivation to {}", build_path.display());
-            log::trace!("derivation contents: {}", derivation);
+            log::trace!("derivation contents: {derivation}");
             fs::write(build_path.join("default.nix"), derivation.to_string())
                 .context("could not write derivation contents")?;
         }

nix-script/src/derivation.rs

@@ -74,7 +74,7 @@ impl Derivation {
     pub fn add_build_inputs(&mut self, build_inputs: Vec<Expr>) {
         for build_input in build_inputs {
             if build_input.is_leaf() {
-                log::trace!("extracting build input `{}`", build_input);
+                log::trace!("extracting build input `{build_input}`");
                 self.inputs
                     .insert(build_input.to_string(), Some(format!("pkgs.{build_input}")));
             }
@@ -107,7 +107,7 @@ impl Derivation {
     pub fn add_runtime_inputs(&mut self, runtime_inputs: Vec<Expr>) {
         for runtime_input in runtime_inputs {
             if runtime_input.is_leaf() {
-                log::trace!("extracting build input `{}`", runtime_input);
+                log::trace!("extracting build input `{runtime_input}`");
                 self.inputs.insert(
                     runtime_input.to_string(),
                     Some(format!("pkgs.{runtime_input}")),

nix-script/src/main.rs

@@ -10,7 +10,7 @@ fn main() {
     env_logger::Builder::from_env("NIX_SCRIPT_LOG").init();
 
     let opts = Opts::parse();
-    log::trace!("opts: {:?}", opts);
+    log::trace!("opts: {opts:?}");
 
     match opts.run().map(|status| status.code()) {
         Ok(Some(code)) => std::process::exit(code),

nix-script/src/opts.rs

@@ -255,7 +255,7 @@ impl Opts {
             // even when another builder has done the job for us in the
             // meantime.
             let lock_file_path = env::temp_dir().join(target_unique_id);
-            log::debug!("creating lock file path: {:?}", lock_file_path);
+            log::debug!("creating lock file path: {lock_file_path:?}");
             let lock_file =
                 File::create(lock_file_path.clone()).context("could not create lock file")?;
             log::debug!("locking");
@@ -357,17 +357,17 @@ impl Opts {
         }
 
         for input in &directives.build_inputs {
-            log::trace!("adding build input `{}` to packages", input);
+            log::trace!("adding build input `{input}` to packages");
             command.arg("-p").arg(input.to_string());
         }
 
         for input in &directives.runtime_inputs {
-            log::trace!("adding runtime input `{}` to packages", input);
+            log::trace!("adding runtime input `{input}` to packages");
             command.arg("-p").arg(input.to_string());
         }
 
         if let Some(run) = &self.run {
-            log::trace!("running `{}`", run);
+            log::trace!("running `{run}`");
             command.arg("--run").arg(run);
         }