fix cargo clippy warnings

Author: o2sh

Diff for: src/image_backends/kitty.rs

@@ -119,9 +119,9 @@ impl super::ImageBackend for KittyBackend {
                 .as_bytes(),
             );
             image_data.extend(chunk);
-            image_data.extend("\x1B\\".as_bytes());
+            image_data.extend(b"\x1B\\");
         }
-        image_data.extend("\x1B_Gm=0;\x1B\\".as_bytes()); // write empty last chunk
+        image_data.extend(b"\x1B_Gm=0;\x1B\\"); // write empty last chunk
         image_data.extend(format!("\x1B[{}A", image_rows as u32 - 1).as_bytes()); // move cursor to start of image
         let mut i = 0;
         for line in &lines {

Diff for: src/image_backends/sixel.rs

@@ -58,7 +58,7 @@ impl SixelBackend {
             buf.push(byte);
             if buf.starts_with(&[0x1B, b'[', b'?']) && buf.ends_with(&[b'c']) {
                 for attribute in buf[3..(buf.len() - 1)].split(|x| *x == b';') {
-                    if attribute == &[b'4'] {
+                    if attribute == [b'4'] {
                         unsafe {
                             tcsetattr(STDIN_FILENO, TCSANOW, &old_attributes);
                         }
@@ -107,7 +107,7 @@ impl super::ImageBackend for SixelBackend {
         });
 
         let mut image_data = Vec::<u8>::new();
-        image_data.extend("\x1BPq".as_bytes()); // start sixel data
+        image_data.extend(b"\x1BPq"); // start sixel data
         image_data.extend(format!("\"1;1;{};{}", image.width(), image.height()).as_bytes());
 
         let mut colors = std::collections::HashMap::<Rgb<u8>, u8>::new();
@@ -137,20 +137,20 @@ impl super::ImageBackend for SixelBackend {
                 }
             }
             for (color, color_index) in &colors {
-                let mut sixel_samples = Vec::<u8>::with_capacity(sixel_row.width() as usize);
+                let mut sixel_samples = vec![0; sixel_row.width() as usize];
                 sixel_samples.resize(sixel_row.width() as usize, 0);
                 for (x, y, pixel) in sixel_row.pixels() {
                     if color == &pixel {
-                        sixel_samples[x as usize] = sixel_samples[x as usize] | (1 << y);
+                        sixel_samples[x as usize] |= 1 << y;
                     }
                 }
                 image_data.extend(format!("#{}", color_index).bytes());
                 image_data.extend(sixel_samples.iter().map(|x| x + 0x3F));
-                image_data.push('$' as u8);
+                image_data.push(b'$');
             }
-            image_data.push('-' as u8);
+            image_data.push(b'-');
         }
-        image_data.extend("\x1B\\".as_bytes());
+        image_data.extend(b"\x1B\\");
 
         image_data.extend(format!("\x1B[{}A", image_rows as u32 + 2).as_bytes()); // move cursor to top-left corner
         image_data.extend(format!("\x1B[{}C", image_columns as u32 + 1).as_bytes()); // move cursor to top-right corner of image

Diff for: src/info.rs

@@ -331,7 +331,7 @@ impl Info {
                 Info::get_last_change(workdir_str),
                 Info::get_creation_time(workdir_str),
                 Info::get_project_license(workdir_str),
-                Language::get_dominant_language(languages_stats.clone())
+                Language::get_dominant_language(&languages_stats)
             );
 
             let conf = config?;
@@ -382,10 +382,10 @@ impl Info {
         }
 
         if let Some(url) = remote_upstream {
-            remote_url = url.clone();
+            remote_url = url;
         }
 
-        let url = remote_url.clone();
+        let url = remote_url;
         let name_parts: Vec<&str> = url.split('/').collect();
 
         if !name_parts.is_empty() {
@@ -399,7 +399,7 @@ impl Info {
         }
 
         Ok(Configuration {
-            repository_name: repository_name.clone(),
+            repository_name,
             repository_url: name_parts.join("/"),
         })
     }

Diff for: src/language.rs

@@ -368,7 +368,7 @@ impl Language {
         Ok((stat_vec, loc))
     }
 
-    pub async fn get_dominant_language(languages_stat_vec: Vec<(Language, f64)>) -> Language {
+    pub async fn get_dominant_language(languages_stat_vec: &[(Language, f64)]) -> Language {
         languages_stat_vec[0].0.clone()
     }
 }
@@ -396,7 +396,7 @@ fn project_languages(dir: &str, ignored_directories: Vec<&str>) -> tokei::Langua
         let mut v = Vec::with_capacity(ignored_directories.len());
         for ignored in ignored_directories {
             if re.is_match(ignored) {
-                let p = if ignored.starts_with("/") {
+                let p = if ignored.starts_with('/') {
                     "**"
                 } else {
                     "**/"