minor cleanup

1 files changed, 3 insertions, 3 deletions

diff --git a/src/sheet/mod.rs b/src/sheet/mod.rs
index 11f95c9..f67d55e 100644
--- a/src/sheet/mod.rs
+++ b/src/sheet/mod.rs
@@ -30,9 +30,9 @@ impl Sheet {
         }
     }
 
-    pub fn get_cell<'a>(&'a self, row: usize, column: usize) -> Option<&'a Cell> {
+    pub fn get_cell(&self, row: usize, column: usize) -> Option<&Cell> {
         if let Some(r) = self.rows.get(row) {
-            if let Some(_) = r.get(column) {
+            if r.get(column).is_some() {
                 return Some(&self.rows[row][column]);
             }
         }
@@ -57,7 +57,7 @@ impl Sheet {
     }
 
     pub fn width(&self) -> usize {
-        self.rows.get(0).map(|r| r.len()).unwrap_or(1)
+        self.rows.first().map(|r| r.len()).unwrap_or(1)
     }
 
     pub fn set_width(&mut self, mut width: usize) {