From cc2387be231113c66bf50c654b7822c4c25599bf Mon Sep 17 00:00:00 2001
From: "Hatter Jiang@Pixelbook" <jht5945@gmail.com>
Date: Sun, 4 Aug 2019 22:28:58 +0800
Subject: [PATCH] new_and_parse_args

---
 src/main.rs | 3 +--
 src/opt.rs  | 6 ++++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index a8311ac..23883ef 100644
--- a/src/main.rs
+++ b/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();
diff --git a/src/opt.rs b/src/opt.rs
index 5a6985f..de77db7 100644
--- a/src/opt.rs
+++ b/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)
+    }
 }
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