Commit ea79b82e authored by Russ Cox's avatar Russ Cox

fix Truncate comment:

* make a complete sentence.
* eliminate reference to byte positions,
  which are not a concept exposed by the interface.

R=gri
DELTA=2  (0 added, 1 deleted, 1 changed)
OCL=28838
CL=28838
parent 28db3e84
......@@ -39,8 +39,7 @@ func (b *ByteBuffer) Len() int {
return len(b.buf) - b.off
}
// Truncates the buffer so it contains n bytes.
// It preserves the data in the buffer at positions [0 : n].
// Truncate discards all but the first n unread bytes from the buffer.
// It is an error to call b.Truncate(n) with n > b.Len().
func (b *ByteBuffer) Truncate(n int) {
b.buf = b.buf[0 : b.off + n];
......
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