Fixes getzola#2250, Zola Panics With a Non-Existent Project Root or C…

…onfig

Error instead

src/main.rs

@@ -13,23 +13,28 @@ mod messages;
 mod prompt;
 
 fn get_config_file_path(dir: &Path, config_path: &Path) -> (PathBuf, PathBuf) {
-    let root_dir = dir
-        .ancestors()
-        .find(|a| a.join(config_path).exists())
-        .unwrap_or_else(|| panic!("could not find directory containing config file"));
+    let root_dir = dir.ancestors().find(|a| a.join(config_path).exists()).unwrap_or_else(|| {
+        console::error("Could not find directory containing config file");
+        std::process::exit(1);
+    });
 
     // if we got here we found root_dir so config file should exist so we can unwrap safely
-    let config_file = root_dir
-        .join(config_path)
-        .canonicalize()
-        .unwrap_or_else(|_| panic!("could not find directory containing config file"));
+    let config_file = root_dir.join(config_path).canonicalize().unwrap_or_else(|_| {
+        console::error("Could not find directory containing config file");
+        std::process::exit(1);
+    });
+
     (root_dir.to_path_buf(), config_file)
 }
 
 fn main() {
     let cli = Cli::parse();
     let cli_dir: PathBuf = cli.root.canonicalize().unwrap_or_else(|_| {
-        panic!("Could not find canonical path of root dir: {}", cli.root.display())
+        console::error(&format!(
+            "Could not find canonical path of root dir: {}",
+            cli.root.display()
+        ));
+        std::process::exit(1);
     });
 
     match cli.command {