fix: a few clippy warnings

Author: fspoettel

src/template/commands/scaffold.rs

@@ -14,7 +14,11 @@ fn safe_create_file(path: &str) -> Result<File, std::io::Error> {
 }
 
 fn create_file(path: &str) -> Result<File, std::io::Error> {
-    OpenOptions::new().write(true).create(true).open(path)
+    OpenOptions::new()
+        .write(true)
+        .create(true)
+        .truncate(true)
+        .open(path)
 }
 
 pub fn handle(day: Day) {

src/template/readme_benchmarks.rs

@@ -7,6 +7,7 @@ use crate::template::Day;
 
 static MARKER: &str = "<!--- benchmarking table --->";
 
+#[allow(dead_code)]
 #[derive(Debug)]
 pub enum Error {
     Parser(String),

src/template/run_multi.rs

@@ -46,6 +46,7 @@ pub fn run_multi(days_to_run: &HashSet<Day>, is_release: bool, is_timed: bool) -
     }
 }
 
+#[allow(dead_code)]
 #[derive(Debug)]
 pub enum Error {
     BrokenPipe,

src/template/runner.rs

@@ -58,13 +58,8 @@ fn bench<I: Clone, T>(func: impl Fn(I) -> T, input: I, base_time: &Duration) ->
     print!(" > {ANSI_ITALIC}benching{ANSI_RESET}");
     let _ = stdout.flush();
 
-    let bench_iterations = cmp::min(
-        10000,
-        cmp::max(
-            Duration::from_secs(1).as_nanos() / cmp::max(base_time.as_nanos(), 10),
-            10,
-        ),
-    );
+    let bench_iterations =
+        (Duration::from_secs(1).as_nanos() / cmp::max(base_time.as_nanos(), 10)).clamp(10, 10000);
 
     let mut timers: Vec<Duration> = vec![];