new_and_parse_args

src/main.rs

@@ -239,8 +239,7 @@ fn find_text_files(options: &Options, dir_path: &Path) {
 
 
 fn main() -> XResult<()> {
-    let mut options = Options::new();
-    options.parse_args().ok();
+    let options = Options::new_and_parse_args()?;
     
     if options.version {
         print_version();

src/opt.rs

@@ -69,4 +69,10 @@ impl Options {
         self.parsed_large_line_size = parse_size(&self.large_line_size)? as u64;
         Ok(())
     }
+
+    pub fn new_and_parse_args() -> XResult<Options> {
+        let mut options = Options::new();
+        options.parse_args()?;
+        Ok(options)
+    }
 }