Handle error from putting terminal in raw mode.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/main.rs b/src/main.rs
index 79bff16..844b396 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,7 +7,12 @@ use std::io::Write;
 use std::path::Path;
 
 fn edit(file: &OsStr) -> Result<(), String> {
-    let _raw_handle = term::raw();
+    let _raw_handle = match term::raw() {
+        Some(h) => h,
+        None => {
+            return Err(String::from("cannot put terminal in raw mode"));
+        }
+    };
 
     let r = match Rope::open(Path::new(file)) {
         Ok(r) => r,