From 73ef85bc5db590c22689e11be20737a3dd88168f Mon Sep 17 00:00:00 2001
From: Niall Sheridan <nsheridan@gmail.com>
Date: Wed, 28 Dec 2016 21:18:36 +0000
Subject: Update dependencies

---
 vendor/golang.org/x/net/http2/writesched.go | 31 +++++++++++++++++++++++------
 1 file changed, 25 insertions(+), 6 deletions(-)

(limited to 'vendor/golang.org/x/net/http2/writesched.go')

diff --git a/vendor/golang.org/x/net/http2/writesched.go b/vendor/golang.org/x/net/http2/writesched.go
index 9f3e1b3..4fe3073 100644
--- a/vendor/golang.org/x/net/http2/writesched.go
+++ b/vendor/golang.org/x/net/http2/writesched.go
@@ -25,7 +25,9 @@ type WriteScheduler interface {
 	// https://tools.ietf.org/html/rfc7540#section-5.1
 	AdjustStream(streamID uint32, priority PriorityParam)
 
-	// Push queues a frame in the scheduler.
+	// Push queues a frame in the scheduler. In most cases, this will not be
+	// called with wr.StreamID()!=0 unless that stream is currently open. The one
+	// exception is RST_STREAM frames, which may be sent on idle or closed streams.
 	Push(wr FrameWriteRequest)
 
 	// Pop dequeues the next frame to write. Returns false if no frames can
@@ -62,6 +64,13 @@ type FrameWriteRequest struct {
 // 0 is used for non-stream frames such as PING and SETTINGS.
 func (wr FrameWriteRequest) StreamID() uint32 {
 	if wr.stream == nil {
+		if se, ok := wr.write.(StreamError); ok {
+			// (*serverConn).resetStream doesn't set
+			// stream because it doesn't necessarily have
+			// one. So special case this type of write
+			// message.
+			return se.StreamID
+		}
 		return 0
 	}
 	return wr.stream.id
@@ -142,17 +151,27 @@ func (wr FrameWriteRequest) Consume(n int32) (FrameWriteRequest, FrameWriteReque
 
 // String is for debugging only.
 func (wr FrameWriteRequest) String() string {
-	var streamID uint32
-	if wr.stream != nil {
-		streamID = wr.stream.id
-	}
 	var des string
 	if s, ok := wr.write.(fmt.Stringer); ok {
 		des = s.String()
 	} else {
 		des = fmt.Sprintf("%T", wr.write)
 	}
-	return fmt.Sprintf("[FrameWriteRequest stream=%d, ch=%v, writer=%v]", streamID, wr.done != nil, des)
+	return fmt.Sprintf("[FrameWriteRequest stream=%d, ch=%v, writer=%v]", wr.StreamID(), wr.done != nil, des)
+}
+
+// replyToWriter sends err to wr.done and panics if the send must block
+// This does nothing if wr.done is nil.
+func (wr *FrameWriteRequest) replyToWriter(err error) {
+	if wr.done == nil {
+		return
+	}
+	select {
+	case wr.done <- err:
+	default:
+		panic(fmt.Sprintf("unbuffered done channel passed in for type %T", wr.write))
+	}
+	wr.write = nil // prevent use (assume it's tainted after wr.done send)
 }
 
 // writeQueue is used by implementations of WriteScheduler.
-- 
cgit v1.2.3