style: Eliminate implement database

src/database/map/rev_stream.rs

@@ -1,6 +1,6 @@
 use std::sync::Arc;
 
-use conduwuit::{Result, implement};
+use conduwuit::Result;
 use futures::{FutureExt, Stream, StreamExt, TryFutureExt, TryStreamExt};
 use rocksdb::Direction;
 use serde::Deserialize;
@@ -8,55 +8,55 @@ use tokio::task;
 
 use crate::{keyval, keyval::KeyVal, stream};
 
-/// Iterate key-value entries in the map from the end.
-///
-/// - Result is deserialized
-#[implement(super::Map)]
-pub fn rev_stream<'a, K, V>(
-	self: &'a Arc<Self>,
-) -> impl Stream<Item = Result<KeyVal<'a, K, V>>> + Send
-where
-	K: Deserialize<'a> + Send,
-	V: Deserialize<'a> + Send,
-{
-	self.rev_raw_stream()
-		.map(keyval::result_deserialize::<K, V>)
-}
-
-/// Iterate key-value entries in the map from the end.
-///
-/// - Result is raw
-#[implement(super::Map)]
-#[tracing::instrument(skip(self), fields(%self), level = "trace")]
-pub fn rev_raw_stream(self: &Arc<Self>) -> impl Stream<Item = Result<KeyVal<'_>>> + Send {
-	use crate::pool::Seek;
-
-	let opts = super::iter_options_default(&self.db);
-	let state = stream::State::new(self, opts);
-	if is_cached(self) {
-		let state = state.init_rev(None);
-		return task::consume_budget()
-			.map(move |()| stream::ItemsRev::<'_>::from(state))
-			.into_stream()
-			.flatten()
-			.boxed();
+impl super::Map {
+	/// Iterate key-value entries in the map from the end.
+	///
+	/// - Result is deserialized
+	pub fn rev_stream<'a, K, V>(
+		self: &'a Arc<Self>,
+	) -> impl Stream<Item = Result<KeyVal<'a, K, V>>> + Send
+	where
+		K: Deserialize<'a> + Send,
+		V: Deserialize<'a> + Send,
+	{
+		self.rev_raw_stream()
+			.map(keyval::result_deserialize::<K, V>)
 	}
 
-	let seek = Seek {
-		map: self.clone(),
-		dir: Direction::Reverse,
-		state: crate::pool::into_send_seek(state),
-		key: None,
-		res: None,
-	};
+	/// Iterate key-value entries in the map from the end.
+	///
+	/// - Result is raw
+	#[tracing::instrument(skip(self), fields(%self), level = "trace")]
+	pub fn rev_raw_stream(self: &Arc<Self>) -> impl Stream<Item = Result<KeyVal<'_>>> + Send {
+		use crate::pool::Seek;
 
-	self.db
-		.pool
-		.execute_iter(seek)
-		.ok_into::<stream::ItemsRev<'_>>()
-		.into_stream()
-		.try_flatten()
-		.boxed()
+		let opts = super::iter_options_default(&self.db);
+		let state = stream::State::new(self, opts);
+		if is_cached(self) {
+			let state = state.init_rev(None);
+			return task::consume_budget()
+				.map(move |()| stream::ItemsRev::<'_>::from(state))
+				.into_stream()
+				.flatten()
+				.boxed();
+		}
+
+		let seek = Seek {
+			map: self.clone(),
+			dir: Direction::Reverse,
+			state: crate::pool::into_send_seek(state),
+			key: None,
+			res: None,
+		};
+
+		self.db
+			.pool
+			.execute_iter(seek)
+			.ok_into::<stream::ItemsRev<'_>>()
+			.into_stream()
+			.try_flatten()
+			.boxed()
+	}
 }
 
 #[tracing::instrument(