/work/obj-fuzz/dom/bindings/L10nUtilsBinding.cpp

Source (jump to first uncovered line)
/* THIS FILE IS AUTOGENERATED FROM L10nUtils.webidl BY Codegen.py - DO NOT EDIT */

#include "AtomList.h"
#include "L10nUtilsBinding.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/SimpleGlobalObject.h"
#include "mozilla/dom/ToJSValue.h"

namespace mozilla {
namespace dom {

namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;



AttributeNameValue::AttributeNameValue()
{
  // Safe to pass a null context if we pass a null value
  Init(nullptr, JS::NullHandleValue);
}



bool
AttributeNameValue::InitIds(JSContext* cx, AttributeNameValueAtoms* atomsCache)
{
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->value_id.init(cx, "value") ||
      !atomsCache->name_id.init(cx, "name")) {
    return false;
  }
  return true;
}

bool
AttributeNameValue::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // Passing a null JSContext is OK only if we're initing from null,
  // Since in that case we will not have to do any property gets
  // Also evaluate isNullOrUndefined in order to avoid false-positive
  // checkers by static analysis tools
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
  AttributeNameValueAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<AttributeNameValueAtoms>(cx);
    if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
  }

  bool isNull = val.isNullOrUndefined();
  // We only need these if !isNull, in which case we have |cx|.
  Maybe<JS::Rooted<JSObject *> > object;
  Maybe<JS::Rooted<JS::Value> > temp;
  if (!isNull) {
    MOZ_ASSERT(cx);
    object.emplace(cx, &val.toObject());
    temp.emplace(cx);
  }
  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->name_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mName)) {
      return false;
    }
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'name' member of AttributeNameValue");
  }

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->value_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mValue)) {
      return false;
    }
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'value' member of AttributeNameValue");
  }
  return true;
}

bool
AttributeNameValue::Init(const nsAString& aJSON)
{
  AutoJSAPI jsapi;
  JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
  if (!cleanGlobal) {
    return false;
  }
  if (!jsapi.Init(cleanGlobal)) {
    return false;
  }
  JSContext* cx = jsapi.cx();
  JS::Rooted<JS::Value> json(cx);
  bool ok = ParseJSON(cx, aJSON, &json);
  NS_ENSURE_TRUE(ok, false);
  return Init(cx, json);
}

bool
AttributeNameValue::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  AttributeNameValueAtoms* atomsCache = GetAtomCache<AttributeNameValueAtoms>(cx);
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
    return false;
  }

  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
  if (!obj) {
    return false;
  }
  rval.set(JS::ObjectValue(*obj));

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mName;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->name_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mValue;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->value_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

bool
AttributeNameValue::ToJSON(nsAString& aJSON) const
{
  AutoJSAPI jsapi;
  jsapi.Init();
  JSContext *cx = jsapi.cx();
  // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
  // because we'll only be creating objects, in ways that have no
  // side-effects, followed by a call to JS::ToJSONMaybeSafely,
  // which likewise guarantees no side-effects for the sorts of
  // things we will pass it.
  JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal());
  JS::Rooted<JS::Value> val(cx);
  if (!ToObjectInternal(cx, &val)) {
    return false;
  }
  JS::Rooted<JSObject*> obj(cx, &val.toObject());
  return StringifyToJSON(cx, obj, aJSON);
}

void
AttributeNameValue::TraceDictionary(JSTracer* trc)
{
}

AttributeNameValue&
AttributeNameValue::operator=(const AttributeNameValue& aOther)
{
  DictionaryBase::operator=(aOther);
  mName = aOther.mName;
  mValue = aOther.mValue;
  return *this;
}

namespace binding_detail {
} // namespace binding_detail



L10nElement::L10nElement()
  : mL10nArgs(nullptr)
{
  // Safe to pass a null context if we pass a null value
  Init(nullptr, JS::NullHandleValue);
}


bool
L10nElement::InitIds(JSContext* cx, L10nElementAtoms* atomsCache)
{
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->type_id.init(cx, "type") ||
      !atomsCache->namespaceURI_id.init(cx, "namespaceURI") ||
      !atomsCache->localName_id.init(cx, "localName") ||
      !atomsCache->l10nId_id.init(cx, "l10nId") ||
      !atomsCache->l10nAttrs_id.init(cx, "l10nAttrs") ||
      !atomsCache->l10nArgs_id.init(cx, "l10nArgs")) {
    return false;
  }
  return true;
}

bool
L10nElement::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // Passing a null JSContext is OK only if we're initing from null,
  // Since in that case we will not have to do any property gets
  // Also evaluate isNullOrUndefined in order to avoid false-positive
  // checkers by static analysis tools
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
  L10nElementAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<L10nElementAtoms>(cx);
    if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
  }

  bool isNull = val.isNullOrUndefined();
  // We only need these if !isNull, in which case we have |cx|.
  Maybe<JS::Rooted<JSObject *> > object;
  Maybe<JS::Rooted<JS::Value> > temp;
  if (!isNull) {
    MOZ_ASSERT(cx);
    object.emplace(cx, &val.toObject());
    temp.emplace(cx);
  }
  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->l10nArgs_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (temp.ref().isObject()) {
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunreachable-code"
#pragma clang diagnostic ignored "-Wunreachable-code-return"
#endif // __clang__
      if ((passedToJSImpl) && !CallerSubsumes(temp.ref())) {
        ThrowErrorMessage(cx, MSG_PERMISSION_DENIED_TO_PASS_ARG, "'l10nArgs' member of L10nElement");
        return false;
      }
#ifdef __clang__
#pragma clang diagnostic pop
#endif // __clang__
      mL10nArgs = &temp.ref().toObject();
    } else if (temp.ref().isNullOrUndefined()) {
      mL10nArgs = nullptr;
    } else {
      ThrowErrorMessage(cx, MSG_NOT_OBJECT, "'l10nArgs' member of L10nElement");
      return false;
    }
  } else {
    mL10nArgs = nullptr;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->l10nAttrs_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eNull, eNull, mL10nAttrs)) {
      return false;
    }
  } else {
    mL10nAttrs.SetIsVoid(true);
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->l10nId_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mL10nId)) {
      return false;
    }
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'l10nId' member of L10nElement");
  }

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->localName_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mLocalName)) {
      return false;
    }
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'localName' member of L10nElement");
  }

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->namespaceURI_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mNamespaceURI)) {
      return false;
    }
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'namespaceURI' member of L10nElement");
  }

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->type_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eNull, eNull, mType)) {
      return false;
    }
  } else {
    mType.SetIsVoid(true);
  }
  mIsAnyMemberPresent = true;
  return true;
}

bool
L10nElement::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  L10nElementAtoms* atomsCache = GetAtomCache<L10nElementAtoms>(cx);
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
    return false;
  }

  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
  if (!obj) {
    return false;
  }
  rval.set(JS::ObjectValue(*obj));

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    JSObject* const & currentValue = mL10nArgs;
    if (currentValue) {
                  JS::ExposeObjectToActiveJS(currentValue);
                }
                temp.setObjectOrNull(currentValue);
    if (!MaybeWrapObjectOrNullValue(cx, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->l10nArgs_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mL10nAttrs;
    if (!xpc::StringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->l10nAttrs_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mL10nId;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->l10nId_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mLocalName;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->localName_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mNamespaceURI;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->namespaceURI_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mType;
    if (!xpc::StringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->type_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

void
L10nElement::TraceDictionary(JSTracer* trc)
{
  if (mL10nArgs) {
    JS::UnsafeTraceRoot(trc, &mL10nArgs, "L10nElement.mL10nArgs");
  }
}

namespace binding_detail {
} // namespace binding_detail



L10nValue::L10nValue()
{
  // Safe to pass a null context if we pass a null value
  Init(nullptr, JS::NullHandleValue);
}



bool
L10nValue::InitIds(JSContext* cx, L10nValueAtoms* atomsCache)
{
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->value_id.init(cx, "value") ||
      !atomsCache->attributes_id.init(cx, "attributes")) {
    return false;
  }
  return true;
}

bool
L10nValue::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // Passing a null JSContext is OK only if we're initing from null,
  // Since in that case we will not have to do any property gets
  // Also evaluate isNullOrUndefined in order to avoid false-positive
  // checkers by static analysis tools
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
  L10nValueAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<L10nValueAtoms>(cx);
    if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
  }

  bool isNull = val.isNullOrUndefined();
  // We only need these if !isNull, in which case we have |cx|.
  Maybe<JS::Rooted<JSObject *> > object;
  Maybe<JS::Rooted<JS::Value> > temp;
  if (!isNull) {
    MOZ_ASSERT(cx);
    object.emplace(cx, &val.toObject());
    temp.emplace(cx);
  }
  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->attributes_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (temp.ref().isObject()) {
      JS::ForOfIterator iter(cx);
      if (!iter.init(temp.ref(), JS::ForOfIterator::AllowNonIterable)) {
        return false;
      }
      if (!iter.valueIsIterable()) {
        ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'attributes' member of L10nValue");
        return false;
      }
      Sequence<AttributeNameValue> &arr = mAttributes.SetValue();
      JS::Rooted<JS::Value> temp(cx);
      while (true) {
        bool done;
        if (!iter.next(&temp, &done)) {
          return false;
        }
        if (done) {
          break;
        }
        AttributeNameValue* slotPtr = arr.AppendElement(mozilla::fallible);
        if (!slotPtr) {
          JS_ReportOutOfMemory(cx);
          return false;
        }
        AttributeNameValue& slot = *slotPtr;
        if (!slot.Init(cx, temp,  "Element of 'attributes' member of L10nValue", passedToJSImpl)) {
          return false;
        }
      }
    } else if (temp.ref().isNullOrUndefined()) {
      mAttributes.SetNull();
    } else {
      ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'attributes' member of L10nValue");
      return false;
    }
  } else {
    mAttributes.SetNull();
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->value_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eNull, eNull, mValue)) {
      return false;
    }
  } else {
    mValue.SetIsVoid(true);
  }
  mIsAnyMemberPresent = true;
  return true;
}

bool
L10nValue::Init(const nsAString& aJSON)
{
  AutoJSAPI jsapi;
  JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
  if (!cleanGlobal) {
    return false;
  }
  if (!jsapi.Init(cleanGlobal)) {
    return false;
  }
  JSContext* cx = jsapi.cx();
  JS::Rooted<JS::Value> json(cx);
  bool ok = ParseJSON(cx, aJSON, &json);
  NS_ENSURE_TRUE(ok, false);
  return Init(cx, json);
}

bool
L10nValue::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  L10nValueAtoms* atomsCache = GetAtomCache<L10nValueAtoms>(cx);
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
    return false;
  }

  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
  if (!obj) {
    return false;
  }
  rval.set(JS::ObjectValue(*obj));

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    Nullable<Sequence<AttributeNameValue>> const & currentValue = mAttributes;

    if (currentValue.IsNull()) {
      temp.setNull();
      if (!JS_DefinePropertyById(cx, obj, atomsCache->attributes_id, temp, JSPROP_ENUMERATE)) {
        return false;
      }
      break;
    }

    uint32_t length = currentValue.Value().Length();
    JS::Rooted<JSObject*> returnArray(cx, JS_NewArrayObject(cx, length));
    if (!returnArray) {
      return false;
    }
    // Scope for 'tmp'
    {
      JS::Rooted<JS::Value> tmp(cx);
      for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
        // Control block to let us common up the JS_DefineElement calls when there
        // are different ways to succeed at wrapping the object.
        do {
          if (!currentValue.Value()[sequenceIdx0].ToObjectInternal(cx, &tmp)) {
            return false;
          }
          break;
        } while (false);
        if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
                              JSPROP_ENUMERATE)) {
          return false;
        }
      }
    }
    temp.setObject(*returnArray);
    if (!JS_DefinePropertyById(cx, obj, atomsCache->attributes_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mValue;
    if (!xpc::StringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->value_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

bool
L10nValue::ToJSON(nsAString& aJSON) const
{
  AutoJSAPI jsapi;
  jsapi.Init();
  JSContext *cx = jsapi.cx();
  // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
  // because we'll only be creating objects, in ways that have no
  // side-effects, followed by a call to JS::ToJSONMaybeSafely,
  // which likewise guarantees no side-effects for the sorts of
  // things we will pass it.
  JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal());
  JS::Rooted<JS::Value> val(cx);
  if (!ToObjectInternal(cx, &val)) {
    return false;
  }
  JS::Rooted<JSObject*> obj(cx, &val.toObject());
  return StringifyToJSON(cx, obj, aJSON);
}

void
L10nValue::TraceDictionary(JSTracer* trc)
{
}

L10nValue&
L10nValue::operator=(const L10nValue& aOther)
{
  DictionaryBase::operator=(aOther);
  mAttributes = aOther.mAttributes;
  mValue = aOther.mValue;
  return *this;
}

namespace binding_detail {
} // namespace binding_detail


already_AddRefed<Promise>
L10nCallback::Call(JSContext* cx, JS::Handle<JS::Value> aThisVal, const Sequence<L10nElement>& l10nElements, ErrorResult& aRv)
{
  JS::Rooted<JS::Value> rval(cx, JS::UndefinedValue());
  JS::AutoValueVector argv(cx);
  if (!argv.resize(1)) {
    aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
    return nullptr;
  }
  unsigned argc = 1;

  do {

    uint32_t length = l10nElements.Length();
    JS::Rooted<JSObject*> returnArray(cx, JS_NewArrayObject(cx, length));
    if (!returnArray) {
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return nullptr;
    }
    // Scope for 'tmp'
    {
      JS::Rooted<JS::Value> tmp(cx);
      for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
        // Control block to let us common up the JS_DefineElement calls when there
        // are different ways to succeed at wrapping the object.
        do {
          if (!l10nElements[sequenceIdx0].ToObjectInternal(cx, &tmp)) {
            aRv.Throw(NS_ERROR_UNEXPECTED);
            return nullptr;
          }
          break;
        } while (false);
        if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
                              JSPROP_ENUMERATE)) {
          aRv.Throw(NS_ERROR_UNEXPECTED);
          return nullptr;
        }
      }
    }
    argv[0].setObject(*returnArray);
    break;
  } while (false);

  JS::Rooted<JS::Value> callable(cx, JS::ObjectValue(*mCallback));
  if (!JS::Call(cx, aThisVal, callable,
                JS::HandleValueArray::subarray(argv, 0, argc), &rval)) {
    aRv.NoteJSContextException(cx);
    return nullptr;
  }
  RefPtr<Promise> rvalDecl;
  { // Scope for our GlobalObject, FastErrorResult, JSAutoRealm,
    // etc.

    JS::Rooted<JSObject*> globalObj(cx);
    // We basically want our entry global here.  Play it safe
    // and use GetEntryGlobal() to get it, with whatever
    // principal-clamping it ends up doing.
    globalObj = GetEntryGlobal()->GetGlobalJSObject();
    JSAutoRealm ar(cx, globalObj);
    GlobalObject promiseGlobal(cx, globalObj);
    if (promiseGlobal.Failed()) {
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return nullptr;
    }

    JS::Rooted<JS::Value> valueToResolve(cx, rval);
    if (!JS_WrapValue(cx, &valueToResolve)) {
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return nullptr;
    }
    binding_detail::FastErrorResult promiseRv;
    nsCOMPtr<nsIGlobalObject> global =
      do_QueryInterface(promiseGlobal.GetAsSupports());
    if (!global) {
      promiseRv.ThrowWithCustomCleanup(NS_ERROR_UNEXPECTED);
      MOZ_ALWAYS_TRUE(promiseRv.MaybeSetPendingException(cx));
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return nullptr;
    }
    rvalDecl = Promise::Resolve(global, cx, valueToResolve,
                                    promiseRv);
    if (promiseRv.MaybeSetPendingException(cx)) {
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return nullptr;
    }
  }
  return rvalDecl.forget();
}



namespace binding_detail {
} // namespace binding_detail


} // namespace dom
} // namespace mozilla

Coverage Report

Created: 2018-09-25 14:53