update docs

1 files changed, 4 insertions, 3 deletions

diff --git a/skate/zipkey/batch.go b/skate/zipkey/batch.go
index 6ab7eee..56f6f0d 100644
--- a/skate/zipkey/batch.go
+++ b/skate/zipkey/batch.go
@@ -22,7 +22,7 @@ type Batcher struct {
 	closing    bool // https://stackoverflow.com/q/16105325/89391
 }
 
-// NewBatcher set ups a new Batcher with a batch size of 1000.
+// NewBatcher set ups a new Batcher with a default batch size.
 func NewBatcher(gf groupFunc) *Batcher {
 	return NewBatcherSize(gf, defaultBatchSize)
 }
@@ -43,7 +43,8 @@ func NewBatcherSize(gf groupFunc, size int) *Batcher {
 }
 
 // Close tears down the batcher. If this is not called, you get goroutine leaks
-// and will miss the data from the last uncommitted batch.
+// and will miss the data from the last uncommitted batch. Calling this
+// function more than once will result in a panic.
 func (b *Batcher) Close() error {
 	b.closing = true
 	g := make([]*Group, len(b.batch))
@@ -56,7 +57,7 @@ func (b *Batcher) Close() error {
 }
 
 // GroupFunc is a drop-in for a groupFunc. Use this function, where you used
-// grouper before. Not thread safe. Panics if called after Close.
+// groupFunc before. Not thread safe. Panics if called after Close.
 func (b *Batcher) GroupFunc(g *Group) error {
 	if b.closing {
 		panic("cannot call GroupFunc after Close")