Rename util function for clarity

src/file_handler.rs

@@ -100,7 +100,8 @@ impl ConfigManagement for FileHandler {
     }
 
     fn config_write(&self, config: Config, value: String) -> io::Result<()> {
-        let path = path::Path::new(&config_path_for(config));
+        let config_path = &config_path_for(config);
+        let path = path::Path::new(config_path);
 
         let mut file = match fs::File::create(&path) {
             Err(e) => panic!("Couldn't create {}: {}", path.display(), e.description()),
@@ -181,7 +182,7 @@ mod tests {
     }
 
     #[test]
-    fn file_system_create_dir_is_ok() {
+    fn tests_work() {
         assert!(true, true);
     }
 }

src/git.rs

@@ -64,7 +64,7 @@ pub mod git {
     }
 
     fn git() -> String {
-        if utils::is_program_in_path("git") {
+        if utils::is_available("git") {
             String::from("git")
         } else {
             panic!("Cannot locate executable - git - on your system")

src/main.rs

@@ -215,7 +215,7 @@ fn open_pager_less(repo_config_file: String) -> Result<(), Error> {
 }
 
 fn less() -> String {
-    if utils::utils::is_program_in_path("less") {
+    if utils::utils::is_available("less") {
         String::from("less")
     } else {
         panic!("Cannot locate executable - less - on your system")

src/utils.rs

@@ -2,7 +2,7 @@ pub mod utils {
     use std::env;
     use std::fs;
 
-    pub fn is_program_in_path(program: &str) -> bool {
+    pub fn is_available(program: &str) -> bool {
         if let Ok(path) = env::var("PATH") {
             for p in path.split(":") {
                 let p_str = format!("{}/{}", p, program);