[rust] Fix cache-path handling and other smell-fixes

rust/src/chrome.rs

@@ -73,7 +73,7 @@ impl ChromeManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
             driver_url: None,
             browser_url: None,
         }))

rust/src/config.rs

@@ -171,24 +171,19 @@ impl StringKey<'_> {
         let config = get_config().unwrap_or_default();
         let keys = self.0.to_owned();
         let default_value = self.1.to_owned();
-
         let mut result;
-        let mut first_key = "";
         for key in keys {
-            if first_key.is_empty() {
-                first_key = key;
-            }
             if config.contains_key(key) {
                 result = config[key].as_str().unwrap().to_string()
             } else {
                 result = env::var(get_env_name(key)).unwrap_or_default()
             }
-            if !result.is_empty() {
+            if key.eq(CACHE_PATH_KEY) {
                 // The configuration key for the cache path ("cache-path") is special because
                 // the rest of the configuration values depend on this value (since the
                 // configuration file is stored in the cache path). Therefore, this value needs
                 // to be discovered in the first place and stored globally (on CACHE_PATH)
-                return check_cache_path(key, result, default_value);
+                return check_cache_path(result, default_value);
             }
         }
         default_value
@@ -246,19 +241,15 @@ fn concat(prefix: &str, suffix: &str) -> String {
     version_label
 }
 
-fn check_cache_path(key: &str, value_in_config_or_env: String, default_value: String) -> String {
-    let return_value = if key.eq(CACHE_PATH_KEY) {
-        if default_value.is_empty() {
-            value_in_config_or_env
-        } else {
-            default_value
-        }
-    } else {
+fn check_cache_path(value_in_config_or_env: String, default_value: String) -> String {
+    let return_value = if !value_in_config_or_env.is_empty() {
         value_in_config_or_env
+    } else if !default_value.is_empty() {
+        default_value
+    } else {
+        read_cache_path()
     };
-    if key.eq(CACHE_PATH_KEY) {
-        write_cache_path(return_value.clone());
-    }
+    write_cache_path(return_value.clone());
     return_value
 }
 

rust/src/edge.rs

@@ -59,7 +59,7 @@ impl EdgeManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
         }))
     }
 }

rust/src/files.rs

@@ -154,7 +154,7 @@ pub fn unzip(
             // are zipped with a parent folder, while others (e.g. chromedriver 114-)
             // are zipped without a parent folder
             Some(p) => {
-                let iter = p.clone().iter();
+                let iter = p.iter();
                 if iter.to_owned().count() > 1 {
                     iter.skip(1).collect()
                 } else {

rust/src/firefox.rs

@@ -58,7 +58,7 @@ impl FirefoxManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
         }))
     }
 }

rust/src/grid.rs

@@ -63,7 +63,7 @@ impl GridManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
             driver_url: None,
         }))
     }

rust/src/iexplorer.rs

@@ -68,7 +68,7 @@ impl IExplorerManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
             driver_url: None,
         }))
     }

rust/src/lib.rs

@@ -315,7 +315,7 @@ pub trait SeleniumManager {
                 }
                 None => {
                     self.get_logger().debug(format!(
-                        "{} has not been discovered in the system",
+                        "{} not discovered in the system",
                         self.get_browser_name()
                     ));
                     download_browser = true;
@@ -611,10 +611,13 @@ pub trait SeleniumManager {
         }
 
         let mut commands = Vec::new();
+
         if WINDOWS.is(self.get_os()) {
-            let wmic_command =
-                Command::new_single(format_one_arg(WMIC_COMMAND, &escaped_browser_path));
-            commands.push(wmic_command);
+            if !escaped_browser_path.is_empty() {
+                let wmic_command =
+                    Command::new_single(format_one_arg(WMIC_COMMAND, &escaped_browser_path));
+                commands.push(wmic_command);
+            }
             if !self.is_browser_version_unstable() {
                 let reg_command =
                     Command::new_multiple(vec!["REG", "QUERY", reg_key, "/v", reg_version_arg]);

rust/src/logger.rs

@@ -71,7 +71,7 @@ pub struct JsonOutput {
 }
 
 impl Logger {
-    pub fn default() -> Self {
+    pub fn new() -> Self {
         let debug = BooleanKey("debug", false).get_value();
         let trace = BooleanKey("trace", false).get_value();
         Logger::create("", debug, trace)

rust/src/safari.rs

@@ -52,7 +52,7 @@ impl SafariManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
         }))
     }
 }

rust/src/safaritp.rs

@@ -58,7 +58,7 @@ impl SafariTPManager {
             driver_name,
             http_client: create_http_client(default_timeout, default_proxy)?,
             config,
-            log: Logger::default(),
+            log: Logger::new(),
         }))
     }
 }