message: Update src/debug.rs
diff: @@ -35,7 +35,7 @@ pub trait DebugQueryTable {
  pub struct TableEntry<K, V> {
  /// key of the query
  pub key: K,
  - /// value of the query, if it =is stored
  + /// value of the query, if it is stored
  pub value: Option<V>,
  _for_future_use: (),
  }
  