From 6fbcbf4dbcaa70dfc6788ff39f364a0fc5a46636 Mon Sep 17 00:00:00 2001
From: Chris Mikkelson <chris@mikk.net>
Date: Sun, 6 Apr 2025 20:26:29 -0500
Subject: [PATCH] Streamline sorter 'write' method again.

---
 src/sorter.rs | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/src/sorter.rs b/src/sorter.rs
index 367c26e..fe4073f 100644
--- a/src/sorter.rs
+++ b/src/sorter.rs
@@ -1,4 +1,4 @@
-use crate::{Entry, Merger, Reader, Source, Writer};
+use crate::{merge::MergeSource, Entry, Merger, Reader, Source, Writer};
 use memmap::Mmap;
 use std::cell::Cell;
 
@@ -35,21 +35,15 @@ where
         self.batch_size += esize;
     }
 
-    pub fn source(&mut self) -> impl Source<'_, Item = Entry> {
+    pub fn source<'a>(mut self) -> MergeSource<'a, Merger<Reader<Mmap>>, F> {
         if !self.batch.get_mut().is_empty() {
             self.write_chunk();
         }
-        Merger::from(self.readers.clone()).merge_func(&self.merge_func)
+        Merger::from(self.readers).merge_func(self.merge_func)
     }
 
-    pub fn write<W: std::io::Write>(mut self, mut w: Writer<W>) {
-        if !self.batch.get_mut().is_empty() {
-            self.write_chunk();
-        }
-        let m = Merger::from(self.readers).merge_func(self.merge_func);
-        m.iter().for_each(|e| {
-            w.add(e).unwrap();
-        });
+    pub fn write<W: std::io::Write>(self, mut w: Writer<W>) {
+        self.source().iter().for_each(|e| w.add(e).unwrap());
     }
 
     fn write_chunk(&mut self) {
-- 
2.50.1