Fix lint issues

src/filematch.rs

@@ -10,7 +10,7 @@ pub struct FileMatch {
 impl FileMatch {
     pub fn print(&self, config: &Config) {
         let cp = ColorPrinter {
-            config: config,
+            config,
             file_match: self,
         };
         cp.print();

src/main.rs

@@ -11,19 +11,18 @@ fn main() {
     let config = Config::from_args();
 
     let search_path = &config.path;
-    let path = match search_path.starts_with('/') {
-        true => Path::new(search_path),
-        false => {
+    let path = if search_path.starts_with('/') {
+        Path::new(search_path)
+    } else {
         let p: &'static str = Box::leak(Box::new(String::from("./") + search_path));
         Path::new(p)
-        }
     };
 
     let results = traverse_dir(&config, path, Option::None, |config, path| {
         check_file(config, path)
     });
     match results {
-        Result::Ok(matches) if matches.len() == 0 => println!("No matches :("),
+        Result::Ok(matches) if matches.is_empty() => println!("No matches :("),
         Result::Ok(matches) => print_report(&config, &matches),
         Result::Err(msg) => println!("Error while parsing: {}", msg),
     }
@@ -48,10 +47,10 @@ fn traverse_dir(
             let file = io::BufReader::new(File::open(g.path())?);
             file.lines()
                 .map(|line| line.unwrap().trim().to_owned())
-                .filter(|line| line.len() > 0 && !line.starts_with('#'))
+                .filter(|line| !line.is_empty() && !line.starts_with('#'))
                 .collect::<Vec<String>>()
         }
-        None => gitignore_entries.unwrap_or(Vec::new()),
+        None => gitignore_entries.unwrap_or_default(),
     };
 
     for entry in entries {
@@ -74,7 +73,7 @@ fn traverse_dir(
                 traverse_dir(&config, &entry.path(), Some(gitignore.clone()), operation)?;
             let has_results = results
                 .iter()
-                .filter({ |mat| mat.matches.len() > 0 })
+                .filter(|mat| !mat.matches.is_empty())
                 .count()
                 > 0;
 
@@ -83,9 +82,9 @@ fn traverse_dir(
             }
         } else {
             if config.use_gitignore {
-                let should_ignore = gitignore.iter().find(|&line| path.contains(&line.clone()));
+                let should_ignore: Option<&String> = gitignore.iter().find(|&line| path.contains(&line.clone()));
 
-                if should_ignore.unwrap_or(&String::from("")).len() > 0
+                if !should_ignore.unwrap_or(&String::from("")).is_empty()
                     || entry.path().to_str().unwrap().contains("/.git")
                 {
                     continue;
@@ -93,7 +92,7 @@ fn traverse_dir(
             }
             let result = operation(&config, &entry.path());
             match result {
-                Result::Ok(result) if result.matches.len() > 0 => matches.push(result),
+                Result::Ok(result) if !result.matches.is_empty() => matches.push(result),
                 _ => (),
             }
         }
@@ -136,11 +135,11 @@ fn check_file(config: &Config, path: &Path) -> io::Result<FileMatch> {
 
     Ok(FileMatch {
         file_name: path.to_str().unwrap().trim_start_matches("./").to_string(),
-        matches: matches,
+        matches,
     })
 }
 
-fn print_report(config: &Config, matches: &Vec<FileMatch>) {
+fn print_report(config: &Config, matches: &[FileMatch]) {
     for file in matches {
         file.print(config)
     }