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encoding/binary: better description for intReadSize 

It used to be called intDestSize; the new name is better too.

R=bradfitz
CC=golang-dev
https://golang.org/cl/12713043
This commit is contained in:
Rob Pike 2013-08-10 09:11:58 +10:00
parent b78410bda1
commit 556b337ece
1 changed files with 4 additions and 3 deletions
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7
src/pkg/encoding/binary/binary.go
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@ -135,7 +135,7 @@ func (bigEndian) GoString() string { return "binary.BigEndian" }
// may be used for padding.
func Read(r io.Reader, order ByteOrder, data interface{}) error {
// Fast path for basic types and slices.
if n := intDestSize(data); n != 0 {
if n := intReadSize(data); n != 0 {
var b [8]byte
var bs []byte
if n > len(b) {
@ -609,8 +609,9 @@ func (e *encoder) skip(v reflect.Value) {
e.buf = e.buf[n:]
}
// intDestSize returns the size of the data required to represent the data when encoded.
func intDestSize(data interface{}) int {
// intReadSize returns the size of the data required to represent the data when encoded.
// It returns zero if the type cannot be implemented by the fast path in Read.
func intReadSize(data interface{}) int {
switch data := data.(type) {
case *int8, *uint8:
return 1