diff --git a/kv.go b/kv.go
index ff53851..dee0eaf 100644
--- a/kv.go
+++ b/kv.go
@@ -62,7 +62,7 @@ func (kv *KVNamespace) GetReader(key string, opts *KVNamespaceGetOptions) (io.Re
 		return nil, err
 	}
 	Global.Get("console").Call("log", v)
-	return convertStreamReaderToReader(v.Call("getReader")), nil
+	return ConvertStreamReaderToReader(v.Call("getReader")), nil
 }
 
 // KVNamespaceListOptions represents Cloudflare KV namespace list options.
diff --git a/r2object.go b/r2object.go
index da26cd4..b322978 100644
--- a/r2object.go
+++ b/r2object.go
@@ -52,7 +52,7 @@ func toR2Object(v js.Value) (*R2Object, error) {
 	bodyVal := v.Get("body")
 	var body io.Reader
 	if !bodyVal.IsUndefined() {
-		body = convertStreamReaderToReader(v.Get("body").Call("getReader"))
+		body = ConvertStreamReaderToReader(v.Get("body").Call("getReader"))
 	}
 	return &R2Object{
 		instance:       v,
diff --git a/request.go b/request.go
index 22da6a7..5c5eed9 100644
--- a/request.go
+++ b/request.go
@@ -16,7 +16,7 @@ func toBody(streamOrNull js.Value) io.ReadCloser {
 		return nil
 	}
 	sr := streamOrNull.Call("getReader")
-	return io.NopCloser(convertStreamReaderToReader(sr))
+	return io.NopCloser(ConvertStreamReaderToReader(sr))
 }
 
 // toHeader converts JavaScript sides Headers to http.Header.
diff --git a/response.go b/response.go
index f490e7d..636bc64 100644
--- a/response.go
+++ b/response.go
@@ -25,6 +25,6 @@ func toJSResponse(w *responseWriterBuffer) (js.Value, error) {
 	respInit.Set("status", status)
 	respInit.Set("statusText", http.StatusText(status))
 	respInit.Set("headers", toJSHeader(w.Header()))
-	readableStream := convertReaderToReadableStream(w.reader)
+	readableStream := ConvertReaderToReadableStream(w.reader)
 	return ResponseClass.New(readableStream, respInit), nil
 }
diff --git a/stream.go b/stream.go
index 683ba33..e3e5c7e 100644
--- a/stream.go
+++ b/stream.go
@@ -56,8 +56,8 @@ func (sr *streamReaderToReader) Read(p []byte) (n int, err error) {
 	return sr.buf.Read(p)
 }
 
-// convertStreamReaderToReader converts ReadableStreamDefaultReader to io.Reader.
-func convertStreamReaderToReader(sr js.Value) io.Reader {
+// ConvertStreamReaderToReader converts ReadableStreamDefaultReader to io.Reader.
+func ConvertStreamReaderToReader(sr js.Value) io.Reader {
 	return &streamReaderToReader{
 		streamReader: sr,
 	}
@@ -105,8 +105,8 @@ func (rs *readerToReadableStream) Cancel() error {
 // https://deno.land/std@0.139.0/streams/conversion.ts#L5
 const defaultChunkSize = 16_640
 
-// convertReaderToReadableStream converts io.ReadCloser to ReadableStream.
-func convertReaderToReadableStream(reader io.ReadCloser) js.Value {
+// ConvertReaderToReadableStream converts io.ReadCloser to ReadableStream.
+func ConvertReaderToReadableStream(reader io.ReadCloser) js.Value {
 	stream := &readerToReadableStream{
 		reader:   reader,
 		chunkBuf: make([]byte, defaultChunkSize),