From 505551d27de2aac355ddfb82adc54fc2c5ed4dc5 Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Sat, 20 Apr 2024 09:32:52 +1000
Subject: [PATCH] Remove unused pendingRequests

Includes a large global allocation that we don't need.

https://github.com/anacrolix/torrent/issues/930#issuecomment-2066055987
---
 pending-requests.go      | 50 ----------------------------------------
 pending-requests_test.go | 12 ----------
 2 files changed, 62 deletions(-)
 delete mode 100644 pending-requests.go
 delete mode 100644 pending-requests_test.go

diff --git a/pending-requests.go b/pending-requests.go
deleted file mode 100644
index dcb1faf1..00000000
--- a/pending-requests.go
+++ /dev/null
@@ -1,50 +0,0 @@
-package torrent
-
-import (
-	rbm "github.com/RoaringBitmap/roaring"
-	roaring "github.com/RoaringBitmap/roaring/BitSliceIndexing"
-)
-
-type pendingRequests struct {
-	m *roaring.BSI
-}
-
-func (p *pendingRequests) Dec(r RequestIndex) {
-	_r := uint64(r)
-	prev, _ := p.m.GetValue(_r)
-	if prev <= 0 {
-		panic(prev)
-	}
-	p.m.SetValue(_r, prev-1)
-}
-
-func (p *pendingRequests) Inc(r RequestIndex) {
-	_r := uint64(r)
-	prev, _ := p.m.GetValue(_r)
-	p.m.SetValue(_r, prev+1)
-}
-
-func (p *pendingRequests) Init(maxIndex RequestIndex) {
-	p.m = roaring.NewDefaultBSI()
-}
-
-var allBits rbm.Bitmap
-
-func init() {
-	allBits.AddRange(0, rbm.MaxRange)
-}
-
-func (p *pendingRequests) AssertEmpty() {
-	if p.m == nil {
-		panic(p.m)
-	}
-	sum, _ := p.m.Sum(&allBits)
-	if sum != 0 {
-		panic(sum)
-	}
-}
-
-func (p *pendingRequests) Get(r RequestIndex) int {
-	count, _ := p.m.GetValue(uint64(r))
-	return int(count)
-}
diff --git a/pending-requests_test.go b/pending-requests_test.go
deleted file mode 100644
index 6c9572e0..00000000
--- a/pending-requests_test.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package torrent
-
-// // Ensure that cmp.Diff will detect errors as required.
-// func TestPendingRequestsDiff(t *testing.T) {
-// 	var a, b pendingRequests
-// 	c := qt.New(t)
-// 	diff := func() string { return cmp.Diff(a.m, b.m) }
-// 	c.Check(diff(), qt.ContentEquals, "")
-// 	a.m = []int{1, 3}
-// 	b.m = []int{1, 2, 3}
-// 	c.Check(diff(), qt.Not(qt.Equals), "")
-// }
-- 
2.48.1