main.rs: Match `Option` when setting browser

Instead of checking for the presence of the `-b` option before setting
it, just use an `Option` match since `opt_str` returns an
`Option<String>`.

1 files changed, 6 insertions, 5 deletions

diff --git a/src/main.rs b/src/main.rs
index 183079a..c6e7054 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -57,11 +57,12 @@ fn main() {
         return
     }
 
-    let browser = if opt_matches.opt_present("b") {
-        opt_matches.opt_str("b")
-    } else {
-        print_usage(opts);
-        return
+    let browser = match opt_matches.opt_str("b") {
+        Some(b) => b,
+        None => {
+            print_usage(opts);
+            return
+        },
     };
 
     open_stream().unwrap_or_else(|e| {