1 files changed, 61 insertions, 0 deletions
diff --git a/js/src/frontend/Frontend2.h b/js/src/frontend/Frontend2.h
new file mode 100644
index 0000000000..6d14de999c
--- /dev/null
+++ b/js/src/frontend/Frontend2.h
@@ -0,0 +1,61 @@
+/* -*- 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/. */
+
+#ifndef frontend_Frontend2_h
+#define frontend_Frontend2_h
+
+#include "mozilla/Utf8.h"  // mozilla::Utf8Unit
+
+#include <stddef.h>  // size_t
+#include <stdint.h>  // uint8_t
+
+#include "js/CompileOptions.h"  // JS::ReadOnlyCompileOptions
+#include "js/RootingAPI.h"      // JS::Handle
+#include "js/SourceText.h"      // JS::SourceText
+#include "js/UniquePtr.h"       // js::UniquePtr
+#include "vm/JSScript.h"        // JSScript
+
+struct JSContext;
+
+struct SmooshResult;
+
+namespace js {
+
+class ScriptSourceObject;
+class FrontendContext;
+
+namespace frontend {
+
+struct CompilationInput;
+struct ExtensibleCompilationStencil;
+struct CompilationGCOutput;
+struct CompilationState;
+
+// This is declarated as a class mostly to solve dependency around `friend`
+// declarations in the simple way.
+class Smoosh {
+ public:
+  [[nodiscard]] static bool tryCompileGlobalScriptToExtensibleStencil(
+      JSContext* cx, FrontendContext* fc, CompilationInput& input,
+      JS::SourceText<mozilla::Utf8Unit>& srcBuf,
+      UniquePtr<ExtensibleCompilationStencil>& stencilOut);
+};
+
+// Initialize SmooshMonkey globals, such as the logging system.
+void InitSmoosh();
+
+// Use the SmooshMonkey frontend to parse and free the generated AST. Returns
+// true if no error were detected while parsing.
+[[nodiscard]] bool SmooshParseScript(JSContext* cx, const uint8_t* bytes,
+                                     size_t length);
+[[nodiscard]] bool SmooshParseModule(JSContext* cx, const uint8_t* bytes,
+                                     size_t length);
+
+}  // namespace frontend
+
+}  // namespace js
+
+#endif /* frontend_Frontend2_h */