rustfmt

src/error.rs

@@ -10,6 +10,10 @@ error_chain! {
     }
 }
 
-pub fn default_error_handler(error: &Error, output: &mut dyn Write) {
-    writeln!(output, "{}: {}", "[onefetch error]".red(), error).ok();
+pub fn default_error_handler(e: &Error, output: &mut dyn Write) {
+    writeln!(output, "{}: {}", "[onefetch error]".red(), e).ok();
+
+    for e in e.iter().skip(1) {
+        writeln!(output, "caused by: {}", e).ok();
+    }
 }

src/info.rs

@@ -376,8 +376,11 @@ impl std::fmt::Display for Info {
 impl Info {
     #[tokio::main]
     pub async fn new(config: Options) -> Result<Info> {
-        let repo = Repository::discover(&config.path).chain_err(||"Could not find a valid git repo on the current path")?;
-        let workdir = repo.workdir().chain_err(||"Unable to run onefetch on bare git repo")?;
+        let repo = Repository::discover(&config.path)
+            .chain_err(|| "Could not find a valid git repo on the current path")?;
+        let workdir = repo
+            .workdir()
+            .chain_err(|| "Unable to run onefetch on bare git repo")?;
         let workdir_str = workdir.to_str().unwrap();
         let (languages_stats, number_of_lines) =
             Language::get_language_stats(workdir_str, &config.excluded)?;
@@ -485,7 +488,9 @@ impl Info {
     }
 
     async fn get_repo_name_and_url(repo: &Repository) -> (String, String) {
-        let config = repo.config().chain_err(|| "Could not retrieve git configuration data");
+        let config = repo
+            .config()
+            .chain_err(|| "Could not retrieve git configuration data");
         let mut remote_url = String::new();
         let mut repository_name = String::new();
 
@@ -518,9 +523,15 @@ impl Info {
     }
 
     async fn get_current_commit_info(repo: &Repository) -> Result<CommitInfo> {
-        let head = repo.head().chain_err(|| "Error while retrieving reference information")?;
-        let head_oid = head.target().ok_or("Error while retrieving reference information")?;
-        let refs = repo.references().chain_err(|| "Error while retrieving reference information")?;
+        let head = repo
+            .head()
+            .chain_err(|| "Error while retrieving reference information")?;
+        let head_oid = head
+            .target()
+            .ok_or("Error while retrieving reference information")?;
+        let refs = repo
+            .references()
+            .chain_err(|| "Error while retrieving reference information")?;
         let refs_info = refs
             .filter_map(|reference| match reference {
                 Ok(reference) => match (reference.target(), reference.shorthand()) {

src/language.rs

@@ -184,8 +184,8 @@ impl Language {
         ignored_directories: &[String],
     ) -> Result<(Vec<(Language, f64)>, usize)> {
         let tokei_langs = project_languages(&dir, ignored_directories);
-        let languages_stat =
-            Language::get_languages_stat(&tokei_langs).ok_or("ErrorKind::SourceCodeNotFound()")?;
+        let languages_stat = Language::get_languages_stat(&tokei_langs)
+            .ok_or("Could not find any source code in this directory")?;
         let mut stat_vec: Vec<(_, _)> = languages_stat.into_iter().collect();
         stat_vec.sort_by(|a, b| a.1.partial_cmp(&b.1).unwrap().reverse());
         let loc = get_total_loc(&tokei_langs);