js/src/frontend/ModuleSharedContext.h
author Jeff Walden <jwalden@mit.edu>
Sun, 12 May 2019 01:39:15 +0000
changeset 532355 b435e9bb58cc70ce432f6f3fc837fa318d35a637
parent 505471 66eb1f485c1a3ea81372758bc92292c9428b17cd
child 532357 464bde42a1588d89f7822d175f86db7f93d211ea
permissions -rw-r--r--
Bug 1550616 - Move ModuleBuilder into its own header so that module object-related data structures don't depend on EitherParser.h (and therefore all of parsing and tokenizing). r=tcampbell Differential Revision: https://phabricator.services.mozilla.com/D30578

/* -*- 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_ModuleSharedContext_h
#define frontend_ModuleSharedContext_h

#include "mozilla/Assertions.h"  // MOZ_ASSERT
#include "mozilla/Attributes.h"  // MOZ_STACK_CLASS

#include "builtin/ModuleObject.h"    // js::ModuleObject
#include "frontend/SharedContext.h"  // js::frontend::SharedContext
#include "js/RootingAPI.h"           // JS::Handle, JS::Rooted
#include "vm/Scope.h"                // js::{Module,}Scope

namespace js {

class ModuleBuilder;

namespace frontend {

class MOZ_STACK_CLASS ModuleSharedContext : public SharedContext {
  JS::Rooted<ModuleObject*> module_;
  JS::Rooted<Scope*> enclosingScope_;

 public:
  JS::Rooted<ModuleScope::Data*> bindings;
  ModuleBuilder& builder;

  ModuleSharedContext(JSContext* cx, ModuleObject* module,
                      Scope* enclosingScope, ModuleBuilder& builder);

  JS::Handle<ModuleObject*> module() const { return module_; }
  Scope* compilationEnclosingScope() const override { return enclosingScope_; }
};

inline ModuleSharedContext* SharedContext::asModuleContext() {
  MOZ_ASSERT(isModuleContext());
  return static_cast<ModuleSharedContext*>(this);
}

}  // namespace frontend
}  // namespace js

#endif /* frontend_ModuleSharedContext_h */