Fix some formatting

Author: janmarthedal

src/biguint.rs

@@ -2736,12 +2736,10 @@ impl BigUint {
                 self.data.resize(digit_index + 1, 0);
             }
             self.data[digit_index] |= bit_mask;
-        } else {
-            if digit_index < self.data.len() {
-                self.data[digit_index] &= !bit_mask;
-                // the top bit may have been cleared, so normalize
-                self.normalize();
-            }
+        } else if digit_index < self.data.len() {
+            self.data[digit_index] &= !bit_mask;
+            // the top bit may have been cleared, so normalize
+            self.normalize();
         }
     }
 }

tests/bigint.rs

@@ -1342,15 +1342,27 @@ fn test_set_bit() {
     x.set_bit(200, true);
     assert_eq!(x, BigInt::from(-12i8));
     x.set_bit(200, false);
-    assert_eq!(x, BigInt::from_biguint(Minus, BigUint::from(12u8) | (BigUint::one() << 200)));
+    assert_eq!(
+        x,
+        BigInt::from_biguint(Minus, BigUint::from(12u8) | (BigUint::one() << 200))
+    );
     x.set_bit(6, false);
-    assert_eq!(x, BigInt::from_biguint(Minus, BigUint::from(76u8) | (BigUint::one() << 200)));
+    assert_eq!(
+        x,
+        BigInt::from_biguint(Minus, BigUint::from(76u8) | (BigUint::one() << 200))
+    );
     x.set_bit(6, true);
-    assert_eq!(x, BigInt::from_biguint(Minus, BigUint::from(12u8) | (BigUint::one() << 200)));
+    assert_eq!(
+        x,
+        BigInt::from_biguint(Minus, BigUint::from(12u8) | (BigUint::one() << 200))
+    );
     x.set_bit(200, true);
     assert_eq!(x, BigInt::from(-12i8));
 
     x = BigInt::from_biguint(Minus, BigUint::one() << 200);
     x.set_bit(40, true);
-    assert_eq!(x, BigInt::from_biguint(Minus, (BigUint::one() << 200) - (BigUint::one() << 40)));
+    assert_eq!(
+        x,
+        BigInt::from_biguint(Minus, (BigUint::one() << 200) - (BigUint::one() << 40))
+    );
 }