Use Range::contains

It's stabilized in 1.35.0.

Author: Seulgi Kim

core/src/miner/mem_pool.rs

@@ -907,7 +907,7 @@ impl MemPool {
                 }
                 true
             })
-            .filter(|t| range.start <= t.inserted_timestamp && t.inserted_timestamp < range.end)
+            .filter(|t| range.contains(&t.inserted_timestamp))
             .take_while(|t| {
                 let encoded_byte_array: Vec<u8> = rlp::encode(&t.tx).into_vec();
                 let size_in_byte = encoded_byte_array.len();
@@ -935,7 +935,7 @@ impl MemPool {
                     .get(&t.hash)
                     .expect("All transactions in `current` and `future` are always included in `by_hash`")
             })
-            .filter(|t| range.start <= t.inserted_timestamp && t.inserted_timestamp < range.end)
+            .filter(|t| range.contains(&t.inserted_timestamp))
             .count()
     }