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net/http: document and deprecate type and errors of type ProtocolError

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Clean up & document the ProtocolError gunk.

Fixes #17558

Change-Id: I5e54c25257907c9cac7433f7a5bdfb176e8c3eee
Reviewed-on: https://go-review.googlesource.com/33096
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Brad Fitzpatrick 2016-11-10 22:12:50 +00:00
parent 41027cc460
commit 63224cab54
2 changed files with 34 additions and 10 deletions
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35
src/net/http/request.go
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@ -39,21 +39,40 @@ const (
// is either not present in the request or not a file field.
var ErrMissingFile = errors.New("http: no such file")
// HTTP request parsing errors.
// ProtocolError represents an HTTP protocol error.
//
// Deprecated: Not all errors in the http package related to protocol errors
// are of type ProtocolError.
type ProtocolError struct {
ErrorString string
}
func (err *ProtocolError) Error() string { return err.ErrorString }
func (pe *ProtocolError) Error() string { return pe.ErrorString }
var (
ErrHeaderTooLong = &ProtocolError{"header too long"}
ErrShortBody = &ProtocolError{"entity body too short"}
ErrNotSupported = &ProtocolError{"feature not supported"}
ErrUnexpectedTrailer = &ProtocolError{"trailer header without chunked transfer encoding"}
// ErrNotSupported is returned by the Push method of Pusher
// implementations to indicate that HTTP/2 Push support is not
// available.
ErrNotSupported = &ProtocolError{"feature not supported"}
// ErrUnexpectedTrailer is returned by the Transport when a server
// replies with a Trailer header, but without a chunked reply.
ErrUnexpectedTrailer = &ProtocolError{"trailer header without chunked transfer encoding"}
// ErrMissingBoundary is returned by Request.MultipartReader when the
// request's Content-Type does not include a "boundary" parameter.
ErrMissingBoundary = &ProtocolError{"no multipart boundary param in Content-Type"}
// ErrNotMultipart is returned by Request.MultipartReader when the
// request's Content-Type is not multipart/form-data.
ErrNotMultipart = &ProtocolError{"request Content-Type isn't multipart/form-data"}
// Deprecated: ErrHeaderTooLong is not used.
ErrHeaderTooLong = &ProtocolError{"header too long"}
// Deprecated: ErrShortBody is not used.
ErrShortBody = &ProtocolError{"entity body too short"}
// Deprecated: ErrMissingContentLength is not used.
ErrMissingContentLength = &ProtocolError{"missing ContentLength in HEAD response"}
ErrNotMultipart = &ProtocolError{"request Content-Type isn't multipart/form-data"}
ErrMissingBoundary = &ProtocolError{"no multipart boundary param in Content-Type"}
)
type badStringError struct {