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fix Truncate comment:

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* 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
This commit is contained in:
Russ Cox 2009-05-14 13:39:17 -07:00
parent 28db3e8411
commit ea79b82e92
1 changed files with 1 additions and 2 deletions
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3
src/lib/io/bytebuffer.go
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@ -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];