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/* -*- 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 debugger_Environment_h
#define debugger_Environment_h
#include "mozilla/Assertions.h" // for AssertionConditionType, MOZ_ASSERT
#include "mozilla/Maybe.h" // for Maybe
#include "jstypes.h" // for JS_PUBLIC_API
#include "NamespaceImports.h" // for Value, HandleId, HandleObject
#include "debugger/Debugger.h" // for Env
#include "js/PropertySpec.h" // for JSFunctionSpec, JSPropertySpec
#include "js/RootingAPI.h" // for Handle, MutableHandle
#include "vm/NativeObject.h" // for NativeObject
#include "vm/Scope.h" // for ScopeKind
class JS_PUBLIC_API JSObject;
struct JS_PUBLIC_API JSContext;
class JSTracer;
namespace js {
class GlobalObject;
enum class DebuggerEnvironmentType { Declarative, With, Object };
class DebuggerEnvironment : public NativeObject {
public:
enum { ENV_SLOT, OWNER_SLOT, RESERVED_SLOTS };
static const JSClass class_;
static NativeObject* initClass(JSContext* cx, Handle<GlobalObject*> global,
HandleObject dbgCtor);
static DebuggerEnvironment* create(JSContext* cx, HandleObject proto,
HandleObject referent,
Handle<NativeObject*> debugger);
void trace(JSTracer* trc);
DebuggerEnvironmentType type() const;
mozilla::Maybe<ScopeKind> scopeKind() const;
[[nodiscard]] bool getParent(
JSContext* cx, MutableHandle<DebuggerEnvironment*> result) const;
[[nodiscard]] bool getObject(JSContext* cx,
MutableHandle<DebuggerObject*> result) const;
[[nodiscard]] bool getCalleeScript(
JSContext* cx, MutableHandle<DebuggerScript*> result) const;
bool isDebuggee() const;
bool isOptimized() const;
[[nodiscard]] static bool getNames(JSContext* cx,
Handle<DebuggerEnvironment*> environment,
MutableHandleIdVector result);
[[nodiscard]] static bool find(JSContext* cx,
Handle<DebuggerEnvironment*> environment,
HandleId id,
MutableHandle<DebuggerEnvironment*> result);
[[nodiscard]] static bool getVariable(
JSContext* cx, Handle<DebuggerEnvironment*> environment, HandleId id,
MutableHandleValue result);
[[nodiscard]] static bool setVariable(
JSContext* cx, Handle<DebuggerEnvironment*> environment, HandleId id,
HandleValue value);
bool isInstance() const;
Debugger* owner() const;
Env* maybeReferent() const { return maybePtrFromReservedSlot<Env>(ENV_SLOT); }
Env* referent() const {
Env* env = maybeReferent();
MOZ_ASSERT(env);
return env;
}
void clearReferent() { clearReservedSlotGCThingAsPrivate(ENV_SLOT); }
private:
static const JSClassOps classOps_;
static const JSPropertySpec properties_[];
static const JSFunctionSpec methods_[];
bool requireDebuggee(JSContext* cx) const;
[[nodiscard]] static bool construct(JSContext* cx, unsigned argc, Value* vp);
struct CallData;
};
} /* namespace js */
#endif /* debugger_Environment_h */