fix: resolve clippy uninlined_format_args warnings

Update format strings to use inline variable syntax to satisfy clippy lints

Author: code-inflation

src/boxplot.rs

@@ -5,15 +5,15 @@ const PLOT_WIDTH: usize = 80;
 
 fn generate_axis_labels(minima: f64, maxima: f64) -> String {
     let mut labels = String::new();
-    write!(labels, "{:<10.2}", minima).unwrap();
+    write!(labels, "{minima:<10.2}").unwrap();
     write!(
         labels,
         "{:^width$.2}",
         (minima + maxima) / 2.0,
         width = PLOT_WIDTH - 20
     )
     .unwrap();
-    write!(labels, "{:>10.2}", maxima).unwrap();
+    write!(labels, "{maxima:>10.2}").unwrap();
     labels
 }
 

src/lib.rs

@@ -20,7 +20,7 @@ pub enum OutputFormat {
 
 impl Display for OutputFormat {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "{:?}", self)
+        write!(f, "{self:?}")
     }
 }
 

src/measurements.rs

@@ -105,7 +105,7 @@ fn log_measurements_by_test_type(
             let (min, q1, median, q3, max, avg) = calc_stats(type_measurements).unwrap();
 
             let formatted_payload = format_bytes(payload_size);
-            let fmt_test_type = format!("{:?}", test_type);
+            let fmt_test_type = format!("{test_type:?}");
             stat_measurements.push(StatMeasurement {
                 test_type,
                 payload_size,
@@ -227,7 +227,7 @@ mod tests {
             mbit: 50.5,
         };
 
-        let display_str = format!("{}", measurement);
+        let display_str = format!("{measurement}");
         assert!(display_str.contains("Download"));
         assert!(display_str.contains("1MB"));
         assert!(display_str.contains("50.5"));

src/speedtest.rs

@@ -86,7 +86,7 @@ pub fn speed_test(client: Client, options: SpeedTestCLIOptions) -> Vec<Measureme
     let metadata = match fetch_metadata(&client) {
         Ok(metadata) => metadata,
         Err(e) => {
-            eprintln!("Error fetching metadata: {}", e);
+            eprintln!("Error fetching metadata: {e}");
             std::process::exit(1);
         }
     };
@@ -454,7 +454,7 @@ mod tests {
     #[test]
     fn test_payload_size_display() {
         let size = PayloadSize::K100;
-        let display_str = format!("{}", size);
+        let display_str = format!("{size}");
         assert!(!display_str.is_empty());
     }