1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/builtin/streams/ReadableStreamOperations.h b/js/src/builtin/streams/ReadableStreamOperations.h
new file mode 100644
index 0000000000..963fffe882
--- /dev/null
+++ b/js/src/builtin/streams/ReadableStreamOperations.h
@@ -0,0 +1,47 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* General readable stream abstract operations. */
+
+#ifndef builtin_streams_ReadableStreamOperations_h
+#define builtin_streams_ReadableStreamOperations_h
+
+#include "mozilla/Attributes.h"  // MOZ_MUST_USE
+
+#include "js/RootingAPI.h"  // JS::Handle
+#include "js/Value.h"       // JS::Value
+
+class JS_PUBLIC_API JSObject;
+
+namespace js {
+
+class PromiseObject;
+class ReadableStream;
+class ReadableStreamDefaultController;
+class TeeState;
+class WritableStream;
+
+extern MOZ_MUST_USE PromiseObject* ReadableStreamTee_Pull(
+    JSContext* cx, JS::Handle<TeeState*> unwrappedTeeState);
+
+extern MOZ_MUST_USE JSObject* ReadableStreamTee_Cancel(
+    JSContext* cx, JS::Handle<TeeState*> unwrappedTeeState,
+    JS::Handle<ReadableStreamDefaultController*> unwrappedBranch,
+    JS::Handle<JS::Value> reason);
+
+extern MOZ_MUST_USE bool ReadableStreamTee(
+    JSContext* cx, JS::Handle<ReadableStream*> unwrappedStream,
+    bool cloneForBranch2, JS::MutableHandle<ReadableStream*> branch1Stream,
+    JS::MutableHandle<ReadableStream*> branch2Stream);
+
+extern MOZ_MUST_USE PromiseObject* ReadableStreamPipeTo(
+    JSContext* cx, JS::Handle<ReadableStream*> unwrappedSource,
+    JS::Handle<WritableStream*> unwrappedDest, bool preventClose,
+    bool preventAbort, bool preventCancel, JS::Handle<JSObject*> signal);
+
+}  // namespace js
+
+#endif  // builtin_streams_ReadableStreamOperations_h