close all streams when closing the IETF QUIC streams map

streams_map_outgoing_generic.go

@@ -4,14 +4,11 @@ import (
 	"fmt"
 	"sync"
 
-	"github.com/cheekybits/genny/generic"
 	"github.com/lucas-clemente/quic-go/internal/protocol"
 	"github.com/lucas-clemente/quic-go/internal/wire"
 	"github.com/lucas-clemente/quic-go/qerr"
 )
 
-type item generic.Type
-
 //go:generate genny -in $GOFILE -out streams_map_outgoing_bidi.go gen "item=streamI Item=BidiStream"
 //go:generate genny -in $GOFILE -out streams_map_outgoing_uni.go gen "item=sendStreamI Item=UniStream"
 type outgoingItemsMap struct {
@@ -119,6 +116,9 @@ func (m *outgoingItemsMap) SetMaxStream(id protocol.StreamID) {
 func (m *outgoingItemsMap) CloseWithError(err error) {
 	m.mutex.Lock()
 	m.closeErr = err
+	for _, str := range m.streams {
+		str.closeForShutdown(err)
+	}
 	m.cond.Broadcast()
 	m.mutex.Unlock()
 }