xtask: Cargo clippy lints

xtask/src/cargo_command.rs

@@ -117,7 +117,7 @@ impl core::fmt::Display for CargoCommand<'_> {
             if let Some(package) = p {
                 format!("package {package}")
             } else {
-                format!("default package")
+                "default package".to_string()
             }
         }
 
@@ -125,15 +125,15 @@ impl core::fmt::Display for CargoCommand<'_> {
             if let Some(features) = f {
                 format!("\"{features}\"")
             } else {
-                format!("no features")
+                "no features".to_string()
             }
         }
 
         fn carg(f: &&Option<&str>) -> String {
             if let Some(cargoarg) = f {
-                format!("{cargoarg}")
+                cargoarg.to_string()
             } else {
-                format!("no cargo args")
+                "no cargo args".to_string()
             }
         }
 
@@ -152,25 +152,25 @@ impl core::fmt::Display for CargoCommand<'_> {
                 let path = path.to_str().unwrap_or("<can't display>");
                 format!("in {path}")
             } else {
-                format!("")
+                "".to_string()
             };
 
             let target = if let Some(target) = target {
                 format!("{target}")
             } else {
-                format!("<no explicit target>")
+                "<no explicit target>".to_string()
             };
 
             let mode = if let Some(mode) = mode {
                 format!("{mode}")
             } else {
-                format!("debug")
+                "debug".to_string()
             };
 
             let deny_warnings = if deny_warnings {
-                format!("deny warnings, ")
+                "deny warnings, ".to_string()
             } else {
-                format!("")
+                "".to_string()
             };
 
             if cargoarg.is_some() && path.is_some() {
@@ -299,7 +299,7 @@ impl core::fmt::Display for CargoCommand<'_> {
                 let carg = if cargoarg.is_some() {
                     format!("(cargo args: {carg})")
                 } else {
-                    format!("")
+                    String::new()
                 };
 
                 if *check_only {
@@ -321,9 +321,9 @@ impl core::fmt::Display for CargoCommand<'_> {
                     .map(|a| format!("{a}"))
                     .unwrap_or_else(|| "no extra arguments".into());
                 let deny_warnings = if *deny_warnings {
-                    format!("deny warnings, ")
+                    "deny warnings, ".to_string()
                 } else {
-                    format!("")
+                    String::new()
                 };
                 if cargoarg.is_some() {
                     write!(f, "Document ({deny_warnings}{feat}, {carg}, {arguments})")
@@ -371,13 +371,13 @@ impl<'a> CargoCommand<'a> {
         let env = if let Some((key, value)) = self.extra_env() {
             format!("{key}=\"{value}\" ")
         } else {
-            format!("")
+            String::new()
         };
 
         let cd = if let Some(Some(chdir)) = self.chdir().map(|p| p.to_str()) {
             format!("cd {chdir} && ")
         } else {
-            format!("")
+            String::new()
         };
 
         let executable = self.executable();
@@ -445,7 +445,7 @@ impl<'a> CargoCommand<'a> {
             args.extend_from_slice(&["--features", features]);
         }
 
-        if let Some(mode) = mode.map(|m| m.to_flag()).flatten() {
+        if let Some(mode) = mode.and_then(|m| m.to_flag()) {
             args.push(mode);
         }
 
@@ -753,10 +753,7 @@ impl<'a> CargoCommand<'a> {
     }
 
     pub fn print_stdout_intermediate(&self) -> bool {
-        match self {
-            Self::ExampleSize { .. } => true,
-            _ => false,
-        }
+        matches!(self, Self::ExampleSize { .. })
     }
 }
 

xtask/src/main.rs

@@ -89,11 +89,7 @@ fn main() -> anyhow::Result<()> {
     );
     log::debug!("Partial features: {}", globals.partial);
 
-    let platform = if let Some(platform) = globals.platform {
-        platform
-    } else {
-        Platforms::default()
-    };
+    let platform = globals.platform.unwrap_or_default();
 
     let backend = if let Some(backend) = globals.backend {
         backend

xtask/src/run/iter.rs

@@ -9,6 +9,7 @@ pub trait CoalescingRunner<'c> {
 }
 
 #[cfg(not(feature = "rayon"))]
+#[allow(clippy::module_inception)]
 mod iter {
     use super::*;
     use crate::{argument_parsing::Globals, cargo_command::*, run::run_and_convert};
@@ -28,6 +29,7 @@ mod iter {
 }
 
 #[cfg(feature = "rayon")]
+#[allow(clippy::module_inception)]
 mod iter {
     use super::*;
     use crate::{argument_parsing::Globals, cargo_command::*, run::run_and_convert};