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mime: fix docs for WordDecoder.Decode

It was correct for an early version of the CL which introduced the
type, but later versions of the CL changed the behavior without
updating the documentation.

Fixes #12568

Change-Id: Ia4090a02ba122e9f8317ed86c4c9839ae2c539e0
Reviewed-on: https://go-review.googlesource.com/14496
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Brad Fitzpatrick 2015-09-10 14:16:41 -07:00
parent 7d48573d46
commit 3ed6e830b9

View File

@ -98,8 +98,7 @@ type WordDecoder struct {
CharsetReader func(charset string, input io.Reader) (io.Reader, error)
}
// Decode decodes an encoded-word. If word is not a valid RFC 2047 encoded-word,
// word is returned unchanged.
// Decode decodes an RFC 2047 encoded-word.
func (d *WordDecoder) Decode(word string) (string, error) {
fields := strings.Split(word, "?") // TODO: remove allocation?
if len(fields) != 5 || fields[0] != "=" || fields[4] != "=" || len(fields[2]) != 1 {