make Array::get be &self, not &mut self

The &mut isn't required.
toml-rs · Jun 18, 2020 · 85372f7 · 85372f7
1 parent 520bfe2
commit 85372f7
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/value.rs b/src/value.rs
@@ -104,8 +104,9 @@ impl Array {
         self.push_value(v.into(), true)
     }
 
-    /// Return an optional reference to the value at the given index.
-    pub fn get(&mut self, index: usize) -> Option<&Value> {
+    /// Returns a reference to the value at the given index, or `None` if the index is out of
+    /// bounds.
+    pub fn get(&self, index: usize) -> Option<&Value> {
         self.values.get(index).and_then(Item::as_value)
     }