move view struct out of Context and pass in as a separate argument

 - rename static variables to all caps
 - change index to be Option<usize> rather than i32 where -1 means
   the directory is empty

1 files changed, 2 insertions, 2 deletions

diff --git a/src/sort.rs b/src/sort.rs
index 084ae57..a93d7ac 100644
--- a/src/sort.rs
+++ b/src/sort.rs
@@ -88,7 +88,7 @@ fn filter_default(
     match result {
         Ok(direntry) => match structs::JoshutoDirEntry::from(&direntry) {
             Ok(s) => Some(s),
-            Err(e) => None,
+            Err(_) => None,
         },
         Err(_) => None,
     }
@@ -105,7 +105,7 @@ fn filter_hidden_files(
                 } else {
                     match structs::JoshutoDirEntry::from(&direntry) {
                         Ok(s) => Some(s),
-                        Err(e) => None,
+                        Err(_) => None,
                     }
                 }
             }