1 files changed, 87 insertions, 0 deletions
diff --git a/dom/fetch/Headers.cpp b/dom/fetch/Headers.cpp
new file mode 100644
index 0000000000..b8edbe1ed7
--- /dev/null
+++ b/dom/fetch/Headers.cpp
@@ -0,0 +1,87 @@
+/* -*- 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/. */
+
+#include "mozilla/dom/Headers.h"
+
+#include "mozilla/ErrorResult.h"
+#include "mozilla/dom/WorkerPrivate.h"
+#include "mozilla/Preferences.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(Headers)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(Headers)
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(Headers, mOwner)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Headers)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+// static
+already_AddRefed<Headers> Headers::Constructor(
+    const GlobalObject& aGlobal,
+    const Optional<ByteStringSequenceSequenceOrByteStringByteStringRecord>&
+        aInit,
+    ErrorResult& aRv) {
+  RefPtr<InternalHeaders> ih = new InternalHeaders();
+  RefPtr<Headers> headers = new Headers(aGlobal.GetAsSupports(), ih);
+
+  if (!aInit.WasPassed()) {
+    return headers.forget();
+  }
+
+  if (aInit.Value().IsByteStringSequenceSequence()) {
+    ih->Fill(aInit.Value().GetAsByteStringSequenceSequence(), aRv);
+  } else if (aInit.Value().IsByteStringByteStringRecord()) {
+    ih->Fill(aInit.Value().GetAsByteStringByteStringRecord(), aRv);
+  }
+
+  if (aRv.Failed()) {
+    return nullptr;
+  }
+
+  return headers.forget();
+}
+
+// static
+already_AddRefed<Headers> Headers::Constructor(
+    const GlobalObject& aGlobal,
+    const OwningByteStringSequenceSequenceOrByteStringByteStringRecord& aInit,
+    ErrorResult& aRv) {
+  nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
+  return Create(global, aInit, aRv);
+}
+
+/* static */
+already_AddRefed<Headers> Headers::Create(
+    nsIGlobalObject* aGlobal,
+    const OwningByteStringSequenceSequenceOrByteStringByteStringRecord& aInit,
+    ErrorResult& aRv) {
+  RefPtr<InternalHeaders> ih = new InternalHeaders();
+  RefPtr<Headers> headers = new Headers(aGlobal, ih);
+
+  if (aInit.IsByteStringSequenceSequence()) {
+    ih->Fill(aInit.GetAsByteStringSequenceSequence(), aRv);
+  } else if (aInit.IsByteStringByteStringRecord()) {
+    ih->Fill(aInit.GetAsByteStringByteStringRecord(), aRv);
+  }
+
+  if (NS_WARN_IF(aRv.Failed())) {
+    return nullptr;
+  }
+
+  return headers.forget();
+}
+
+JSObject* Headers::WrapObject(JSContext* aCx,
+                              JS::Handle<JSObject*> aGivenProto) {
+  return mozilla::dom::Headers_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+Headers::~Headers() = default;
+
+}  // namespace mozilla::dom