pkgs/cloudflare-workers
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ignore io.ErrClosedPipe

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This commit is contained in:
syumai 2023-05-27 10:47:27 +09:00
parent b8a67e89dc
commit 01e2085348
1 changed files with 9 additions and 5 deletions
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14
internal/jsutil/stream.go
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@ -75,11 +75,18 @@ type readerToReadableStream struct {
// - https://developer.mozilla.org/en-US/docs/Web/API/ReadableStream/ReadableStream#pull
func (rs *readerToReadableStream) Pull(controller js.Value) error {
n, err := rs.reader.Read(rs.chunkBuf)
if err == io.EOF {
if n != 0 {
ua := NewUint8Array(n)
js.CopyBytesToJS(ua, rs.chunkBuf[:n])
controller.Call("enqueue", ua)
}
// Cloudflare Workers sometimes call `pull` to closed ReadableStream.
// When the call happens, `io.ErrClosedPipe` should be ignored.
if err == io.EOF || err == io.ErrClosedPipe {
controller.Call("close")
if err := rs.reader.Close(); err != nil {
return err
}
controller.Call("close")
return nil
}
if err != nil {
@ -90,9 +97,6 @@ func (rs *readerToReadableStream) Pull(controller js.Value) error {
}
return err
}
ua := NewUint8Array(n)
_ = js.CopyBytesToJS(ua, rs.chunkBuf[:n])
controller.Call("enqueue", ua)
return nil
}