some linting fixes

Author: markus-wa

pkg/demoinfocs/common/inferno_test.go

@@ -16,9 +16,7 @@ func TestInferno_UniqueID(t *testing.T) {
 	assert.NotEqual(t, NewInferno(nil, entity).UniqueID(), NewInferno(nil, entity).UniqueID(), "UniqueIDs of different infernos should be different")
 }
 
-// FIXME: Inferno.Fires test
-
-func TestInferno_Active(t *testing.T) {
+func TestFires_Active(t *testing.T) {
 	inf := Fires{
 		s: []Fire{
 			{

pkg/demoinfocs/common/player.go

@@ -148,7 +148,6 @@ func (p *Player) IsSpottedBy(other *Player) bool {
 		return false
 	}
 
-	// TODO extract ClientSlot() function
 	clientSlot := other.EntityID - 1
 	bit := uint(clientSlot)
 

pkg/demoinfocs/sendtables/st_parser.go

@@ -303,7 +303,7 @@ func (p *SendTableParser) SetInstanceBaseline(scID int, data []byte) {
 // ReadEnterPVS reads an entity entering the PVS (potentially visible system).
 //
 // Intended for internal use only.
-func (p *SendTableParser) ReadEnterPVS(r *bit.BitReader, entityID int) *entity {
+func (p *SendTableParser) ReadEnterPVS(r *bit.BitReader, entityID int) Entity {
 	scID := int(r.ReadInt(p.classBits()))
 
 	const nSerialNumberBits = 10