From 8bf57f64b930b65367a5ddb072a13b1e9354c8f0 Mon Sep 17 00:00:00 2001
From: Ivan Tham <pickfire@riseup.net>
Date: Wed, 8 Aug 2018 14:41:59 +0800
Subject: Check LANG before default to en

---
 src/main.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index 90eed78..25e6e32 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -72,7 +72,10 @@ fn parse_arguments() -> Configuration {
         std::process::exit(0);
     }
 
-    let lang = matches.value_of("lang").unwrap_or("en").to_string();
+    let lang = matches
+        .value_of("lang")
+        .or(option_env!("LANG").map(|s| s.split_at(2).0))
+        .unwrap_or("en");
     let wiki_url = matches
         .value_of("URL")
         .unwrap_or(&format!("https://{}.wikipedia.org", lang))
-- 
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