#![allow(non_camel_case_types,non_upper_case_globals,unused_imports,unused_variables,unused_assignments,unused_mut,clippy::approx_constant,clippy::let_unit_value,clippy::needless_return,clippy::too_many_arguments,clippy::unnecessary_cast,clippy::upper_case_acronyms)]
use crate::dom::bindings::import::base::*;
use crate::dom::types::MutationObserver;
use crate::dom::types::MutationRecord;
#[derive(JSTraceable)]
pub struct MutationObserverInit {
pub attributeFilter: Option<Vec<DOMString>>,
pub attributeOldValue: Option<bool>,
pub attributes: Option<bool>,
pub characterData: Option<bool>,
pub characterDataOldValue: Option<bool>,
pub childList: bool,
pub subtree: bool,
}
impl MutationObserverInit {
pub fn empty() -> Self {
Self {
attributeFilter: None,
attributeOldValue: None,
attributes: None,
characterData: None,
characterDataOldValue: None,
childList: false,
subtree: false,
}
}
pub fn new(cx: SafeJSContext, val: HandleValue)
-> Result<ConversionResult<MutationObserverInit>, ()> {
unsafe {
let object = if val.get().is_null_or_undefined() {
ptr::null_mut()
} else if val.get().is_object() {
val.get().to_object()
} else {
return Ok(ConversionResult::Failure("Value is not an object.".into()));
};
rooted!(in(*cx) let object = object);
let dictionary = MutationObserverInit {
attributeFilter: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "attributeFilter", rval.handle_mut())? && !rval.is_undefined() {
Some(match FromJSValConvertible::from_jsval(*cx, rval.handle(), StringificationBehavior::Default) {
Ok(ConversionResult::Success(value)) => value,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
},
})
} else {
None
}
},
attributeOldValue: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "attributeOldValue", rval.handle_mut())? && !rval.is_undefined() {
Some(match FromJSValConvertible::from_jsval(*cx, rval.handle(), ()) {
Ok(ConversionResult::Success(v)) => v,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
}
})
} else {
None
}
},
attributes: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "attributes", rval.handle_mut())? && !rval.is_undefined() {
Some(match FromJSValConvertible::from_jsval(*cx, rval.handle(), ()) {
Ok(ConversionResult::Success(v)) => v,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
}
})
} else {
None
}
},
characterData: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "characterData", rval.handle_mut())? && !rval.is_undefined() {
Some(match FromJSValConvertible::from_jsval(*cx, rval.handle(), ()) {
Ok(ConversionResult::Success(v)) => v,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
}
})
} else {
None
}
},
characterDataOldValue: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "characterDataOldValue", rval.handle_mut())? && !rval.is_undefined() {
Some(match FromJSValConvertible::from_jsval(*cx, rval.handle(), ()) {
Ok(ConversionResult::Success(v)) => v,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
}
})
} else {
None
}
},
childList: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "childList", rval.handle_mut())? && !rval.is_undefined() {
match FromJSValConvertible::from_jsval(*cx, rval.handle(), ()) {
Ok(ConversionResult::Success(v)) => v,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
}
}
} else {
false
}
},
subtree: {
rooted!(in(*cx) let mut rval = UndefinedValue());
if get_dictionary_property(*cx, object.handle(), "subtree", rval.handle_mut())? && !rval.is_undefined() {
match FromJSValConvertible::from_jsval(*cx, rval.handle(), ()) {
Ok(ConversionResult::Success(v)) => v,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return Err(());
}
_ => { return Err(());
}
}
} else {
false
}
},
};
Ok(ConversionResult::Success(dictionary))
}
}
}
impl FromJSValConvertible for MutationObserverInit {
type Config = ();
unsafe fn from_jsval(cx: *mut JSContext, value: HandleValue, _option: ())
-> Result<ConversionResult<MutationObserverInit>, ()> {
MutationObserverInit::new(SafeJSContext::from_ptr(cx), value)
}
}
impl MutationObserverInit {
pub(crate) unsafe fn to_jsobject(&self, cx: *mut JSContext, mut obj: MutableHandleObject) {
if let Some(ref attributeFilter) = self.attributeFilter {
rooted!(in(cx) let mut attributeFilter_js = UndefinedValue());
attributeFilter.to_jsval(cx, attributeFilter_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "attributeFilter", attributeFilter_js.handle()).unwrap();
}
if let Some(ref attributeOldValue) = self.attributeOldValue {
rooted!(in(cx) let mut attributeOldValue_js = UndefinedValue());
attributeOldValue.to_jsval(cx, attributeOldValue_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "attributeOldValue", attributeOldValue_js.handle()).unwrap();
}
if let Some(ref attributes) = self.attributes {
rooted!(in(cx) let mut attributes_js = UndefinedValue());
attributes.to_jsval(cx, attributes_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "attributes", attributes_js.handle()).unwrap();
}
if let Some(ref characterData) = self.characterData {
rooted!(in(cx) let mut characterData_js = UndefinedValue());
characterData.to_jsval(cx, characterData_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "characterData", characterData_js.handle()).unwrap();
}
if let Some(ref characterDataOldValue) = self.characterDataOldValue {
rooted!(in(cx) let mut characterDataOldValue_js = UndefinedValue());
characterDataOldValue.to_jsval(cx, characterDataOldValue_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "characterDataOldValue", characterDataOldValue_js.handle()).unwrap();
}
let childList = &self.childList;
rooted!(in(cx) let mut childList_js = UndefinedValue());
childList.to_jsval(cx, childList_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "childList", childList_js.handle()).unwrap();
let subtree = &self.subtree;
rooted!(in(cx) let mut subtree_js = UndefinedValue());
subtree.to_jsval(cx, subtree_js.handle_mut());
set_dictionary_property(cx, obj.handle(), "subtree", subtree_js.handle()).unwrap();
}
}
impl ToJSValConvertible for MutationObserverInit {
unsafe fn to_jsval(&self, cx: *mut JSContext, mut rval: MutableHandleValue) {
rooted!(in(cx) let mut obj = JS_NewObject(cx, ptr::null()));
self.to_jsobject(cx, obj.handle_mut());
rval.set(ObjectOrNullValue(obj.get()))
}
}
#[derive(JSTraceable, PartialEq)]
#[crown::unrooted_must_root_lint::allow_unrooted_interior]
pub struct MutationCallback {
pub parent: CallbackFunction,
}
impl MutationCallback {
pub unsafe fn new(aCx: SafeJSContext, aCallback: *mut JSObject) -> Rc<MutationCallback> {
let mut ret = Rc::new(MutationCallback {
parent: CallbackFunction::new()
});
match Rc::get_mut(&mut ret) {
Some(ref mut callback) => callback.parent.init(aCx, aCallback),
None => unreachable!(),
};
ret
}
pub fn Call_<T: DomObject>(&self, thisObj: &T, mutations: Vec<DomRoot<MutationRecord>>, observer: &MutationObserver, aExceptionHandling: ExceptionHandling) -> Fallible<()> {
let s = CallSetup::new(self, aExceptionHandling);
rooted!(in(*s.get_context()) let mut thisObjJS = ptr::null_mut::<JSObject>());
wrap_call_this_object(s.get_context(), thisObj, thisObjJS.handle_mut());
if thisObjJS.is_null() {
return Err(JSFailed);
}
unsafe { self.Call(s.get_context(), thisObjJS.handle(), mutations, observer) }
}
pub fn Call__(&self, mutations: Vec<DomRoot<MutationRecord>>, observer: &MutationObserver, aExceptionHandling: ExceptionHandling) -> Fallible<()> {
let s = CallSetup::new(self, aExceptionHandling);
rooted!(in(*s.get_context()) let thisObjJS = ptr::null_mut::<JSObject>());
unsafe { self.Call(s.get_context(), thisObjJS.handle(), mutations, observer) }
}
unsafe fn Call(&self, cx: SafeJSContext, aThisObj: HandleObject, mutations: Vec<DomRoot<MutationRecord>>, observer: &MutationObserver) -> Fallible<()> {
rooted!(in(*cx) let mut rval = UndefinedValue());
rooted_vec!(let mut argv);
argv.extend((0..2).map(|_| Heap::default()));
let mut argc = 2;
rooted!(in(*cx) let mut argv_root = UndefinedValue());
(observer).to_jsval(*cx, argv_root.handle_mut());
{
let arg = &mut argv[1];
*arg = Heap::default();
arg.set(argv_root.get());
}
rooted!(in(*cx) let mut argv_root = UndefinedValue());
(mutations).to_jsval(*cx, argv_root.handle_mut());
{
let arg = &mut argv[0];
*arg = Heap::default();
arg.set(argv_root.get());
}
rooted!(in(*cx) let callable = ObjectValue(self.callback()));
rooted!(in(*cx) let rootedThis = aThisObj.get());
let ok = JS_CallFunctionValue(
*cx, rootedThis.handle(), callable.handle(),
&HandleValueArray {
length_: argc as ::libc::size_t,
elements_: argv.as_ptr() as *const JSVal
}, rval.handle_mut());
maybe_resume_unwind();
if !ok {
return Err(JSFailed);
}
Ok(())
}
}
impl CallbackContainer for MutationCallback {
unsafe fn new(cx: SafeJSContext, callback: *mut JSObject) -> Rc<MutationCallback> {
MutationCallback::new(cx, callback)
}
fn callback_holder(&self) -> &CallbackObject {
self.parent.callback_holder()
}
}
impl ToJSValConvertible for MutationCallback {
unsafe fn to_jsval(&self, cx: *mut JSContext, rval: MutableHandleValue) {
self.callback().to_jsval(cx, rval);
}
}
pub use self::MutationObserver_Binding::{Wrap, MutationObserverMethods, GetProtoObject, DefineDOMInterface};
pub mod MutationObserver_Binding {
use crate::dom;
use crate::dom::bindings::codegen::Bindings::EventTargetBinding::EventTarget_Binding;
use crate::dom::bindings::codegen::Bindings::MutationObserverBinding::MutationCallback;
use crate::dom::bindings::codegen::Bindings::MutationObserverBinding::MutationObserverInit;
use crate::dom::bindings::import::module::*;
use crate::dom::types::EventTarget;
use crate::dom::types::MutationObserver;
use crate::dom::types::MutationRecord;
use crate::dom::types::Node;
unsafe extern fn observe(cx: *mut JSContext, _obj: RawHandleObject, this: *mut libc::c_void, args: *const JSJitMethodCallArgs) -> bool {
let mut result = false;
wrap_panic(&mut || result = (|| {
let cx = SafeJSContext::from_ptr(cx);
let this = &*(this as *const MutationObserver);
let args = &*args;
let argc = args.argc_;
if argc < 1 {
throw_type_error(*cx, "Not enough arguments to \"MutationObserver.observe\".");
return false;
}
let arg0: DomRoot<Node> = if HandleValue::from_raw(args.get(0)).get().is_object() {
match root_from_handlevalue(HandleValue::from_raw(args.get(0)), *cx) {
Ok(val) => val,
Err(()) => {
throw_type_error(*cx, "value does not implement interface Node.");
return false;
}
}
} else {
throw_type_error(*cx, "Value is not an object.");
return false;
};
let arg1: crate::dom::bindings::codegen::Bindings::MutationObserverBinding::MutationObserverInit = if args.get(1).is_undefined() {
crate::dom::bindings::codegen::Bindings::MutationObserverBinding::MutationObserverInit::empty()
} else {
match FromJSValConvertible::from_jsval(*cx, HandleValue::from_raw(args.get(1)), ()) {
Ok(ConversionResult::Success(dictionary)) => dictionary,
Ok(ConversionResult::Failure(error)) => {
throw_type_error(*cx, &error);
return false;
}
_ => { return false;
},
}
};
let result: Result<(), Error> = this.Observe(&arg0, &arg1);
let result = match result {
Ok(result) => result,
Err(e) => {
throw_dom_exception(cx, &this.global(), e);
return false;
},
};
(result).to_jsval(*cx, MutableHandleValue::from_raw(args.rval()));
return true;
})());
result
}
const observe_methodinfo: JSJitInfo = JSJitInfo {
__bindgen_anon_1: JSJitInfo__bindgen_ty_1 {
method: Some(observe)
},
__bindgen_anon_2: JSJitInfo__bindgen_ty_2 {
protoID: PrototypeList::ID::MutationObserver as u16,
},
__bindgen_anon_3: JSJitInfo__bindgen_ty_3 { depth: 0 },
_bitfield_align_1: [],
_bitfield_1: __BindgenBitfieldUnit::new(
new_jsjitinfo_bitfield_1!(
JSJitInfo_OpType::Method as u8,
JSJitInfo_AliasSet::AliasEverything as u8,
JSValueType::JSVAL_TYPE_UNDEFINED as u8,
false,
false,
false,
false,
false,
false,
0,
).to_ne_bytes()
),
};
unsafe extern fn disconnect(cx: *mut JSContext, _obj: RawHandleObject, this: *mut libc::c_void, args: *const JSJitMethodCallArgs) -> bool {
let mut result = false;
wrap_panic(&mut || result = (|| {
let cx = SafeJSContext::from_ptr(cx);
let this = &*(this as *const MutationObserver);
let args = &*args;
let argc = args.argc_;
let result: () = this.Disconnect();
(result).to_jsval(*cx, MutableHandleValue::from_raw(args.rval()));
return true;
})());
result
}
const disconnect_methodinfo: JSJitInfo = JSJitInfo {
__bindgen_anon_1: JSJitInfo__bindgen_ty_1 {
method: Some(disconnect)
},
__bindgen_anon_2: JSJitInfo__bindgen_ty_2 {
protoID: PrototypeList::ID::MutationObserver as u16,
},
__bindgen_anon_3: JSJitInfo__bindgen_ty_3 { depth: 0 },
_bitfield_align_1: [],
_bitfield_1: __BindgenBitfieldUnit::new(
new_jsjitinfo_bitfield_1!(
JSJitInfo_OpType::Method as u8,
JSJitInfo_AliasSet::AliasEverything as u8,
JSValueType::JSVAL_TYPE_UNDEFINED as u8,
true,
false,
false,
false,
false,
false,
0,
).to_ne_bytes()
),
};
unsafe extern fn takeRecords(cx: *mut JSContext, _obj: RawHandleObject, this: *mut libc::c_void, args: *const JSJitMethodCallArgs) -> bool {
let mut result = false;
wrap_panic(&mut || result = (|| {
let cx = SafeJSContext::from_ptr(cx);
let this = &*(this as *const MutationObserver);
let args = &*args;
let argc = args.argc_;
let result: Vec<DomRoot<MutationRecord>> = this.TakeRecords();
(result).to_jsval(*cx, MutableHandleValue::from_raw(args.rval()));
return true;
})());
result
}
const takeRecords_methodinfo: JSJitInfo = JSJitInfo {
__bindgen_anon_1: JSJitInfo__bindgen_ty_1 {
method: Some(takeRecords)
},
__bindgen_anon_2: JSJitInfo__bindgen_ty_2 {
protoID: PrototypeList::ID::MutationObserver as u16,
},
__bindgen_anon_3: JSJitInfo__bindgen_ty_3 { depth: 0 },
_bitfield_align_1: [],
_bitfield_1: __BindgenBitfieldUnit::new(
new_jsjitinfo_bitfield_1!(
JSJitInfo_OpType::Method as u8,
JSJitInfo_AliasSet::AliasEverything as u8,
JSValueType::JSVAL_TYPE_OBJECT as u8,
true,
false,
false,
false,
false,
false,
0,
).to_ne_bytes()
),
};
unsafe extern fn _finalize(_cx: *mut GCContext, obj: *mut JSObject) {
wrap_panic(&mut || {
let this = native_from_object_static::<MutationObserver>(obj).unwrap();
finalize_common(this);
})
}
unsafe extern fn _trace(trc: *mut JSTracer, obj: *mut JSObject) {
wrap_panic(&mut || {
let this = native_from_object_static::<MutationObserver>(obj).unwrap();
if this.is_null() { return; } (*this).trace(trc);
})
}
static CLASS_OPS: JSClassOps = JSClassOps {
addProperty: None,
delProperty: None,
enumerate: None,
newEnumerate: None,
resolve: None,
mayResolve: None,
finalize: Some(_finalize),
call: None,
construct: None,
trace: Some(_trace),
};
static Class: DOMJSClass = DOMJSClass {
base: JSClass {
name: b"MutationObserver\0" as *const u8 as *const libc::c_char,
flags: JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE |
(((1) & JSCLASS_RESERVED_SLOTS_MASK) << JSCLASS_RESERVED_SLOTS_SHIFT)
,
cOps: &CLASS_OPS,
spec: ptr::null(),
ext: ptr::null(),
oOps: ptr::null(),
},
dom_class: DOMClass {
interface_chain: [ PrototypeList::ID::MutationObserver, PrototypeList::ID::Last, PrototypeList::ID::Last, PrototypeList::ID::Last, PrototypeList::ID::Last, PrototypeList::ID::Last ],
depth: 0,
type_id: crate::dom::bindings::codegen::InheritTypes::TopTypeId { alone: () },
malloc_size_of: malloc_size_of_including_raw_self::<MutationObserver> as unsafe fn(&mut _, _) -> _,
global: InterfaceObjectMap::Globals::EMPTY,
}
};
impl MutationObserver {
fn __assert_parent_type(&self) {
use crate::dom::bindings::inheritance::HasParent;
let _: &Reflector = self.as_parent();
}
}
pub unsafe fn Wrap(cx: SafeJSContext, scope: &GlobalScope, given_proto: Option<HandleObject>, object: Box<MutationObserver>) -> DomRoot<MutationObserver> {
let raw = Root::new(MaybeUnreflectedDom::from_box(object));
let scope = scope.reflector().get_jsobject();
assert!(!scope.get().is_null());
assert!(((*get_object_class(scope.get())).flags & JSCLASS_IS_GLOBAL) != 0);
let _ac = JSAutoRealm::new(*cx, scope.get());
rooted!(in(*cx) let mut canonical_proto = ptr::null_mut::<JSObject>());
GetProtoObject(cx, scope, canonical_proto.handle_mut());
assert!(!canonical_proto.is_null());
rooted!(in(*cx) let mut proto = ptr::null_mut::<JSObject>());
if let Some(given) = given_proto {
*proto = *given;
if get_context_realm(*cx) != get_object_realm(*given) {
assert!(JS_WrapObject(*cx, proto.handle_mut()));
}
} else {
*proto = *canonical_proto;
}
rooted!(in(*cx) let obj = JS_NewObjectWithGivenProto(
*cx,
&Class.base,
proto.handle(),
));
assert!(!obj.is_null());
JS_SetReservedSlot(
obj.get(),
DOM_OBJECT_SLOT,
&PrivateValue(raw.as_ptr() as *const libc::c_void),
);
let root = raw.reflect_with(obj.get());
DomRoot::from_ref(&*root)
}
impl DomObjectWrap for dom::mutationobserver::MutationObserver {
const WRAP: unsafe fn(
SafeJSContext,
&GlobalScope,
Option<HandleObject>,
Box<Self>,
) -> Root<Dom<Self>> = Wrap;
}
impl IDLInterface for MutationObserver {
#[inline]
fn derives(class: &'static DOMClass) -> bool {
ptr::eq(class, &Class.dom_class)
}
}
impl PartialEq for MutationObserver {
fn eq(&self, other: &MutationObserver) -> bool {
self as *const MutationObserver == other
}
}
pub trait MutationObserverMethods {
fn Observe(&self, target: &Node, options: &crate::dom::bindings::codegen::Bindings::MutationObserverBinding::MutationObserverInit) -> Fallible<()>;
fn Disconnect(&self);
fn TakeRecords(&self) -> Vec<DomRoot<MutationRecord>>;
}
const sMethods_specs: &[&[JSFunctionSpec]] = &[
&[
JSFunctionSpec {
name: JSPropertySpec_Name { string_: b"observe\0" as *const u8 as *const libc::c_char },
call: JSNativeWrapper { op: Some(generic_method), info: &observe_methodinfo as *const _ as *const JSJitInfo },
nargs: 1,
flags: (JSPROP_ENUMERATE) as u16,
selfHostedName: 0 as *const libc::c_char
},
JSFunctionSpec {
name: JSPropertySpec_Name { string_: b"disconnect\0" as *const u8 as *const libc::c_char },
call: JSNativeWrapper { op: Some(generic_method), info: &disconnect_methodinfo as *const _ as *const JSJitInfo },
nargs: 0,
flags: (JSPROP_ENUMERATE) as u16,
selfHostedName: 0 as *const libc::c_char
},
JSFunctionSpec {
name: JSPropertySpec_Name { string_: b"takeRecords\0" as *const u8 as *const libc::c_char },
call: JSNativeWrapper { op: Some(generic_method), info: &takeRecords_methodinfo as *const _ as *const JSJitInfo },
nargs: 0,
flags: (JSPROP_ENUMERATE) as u16,
selfHostedName: 0 as *const libc::c_char
},
JSFunctionSpec {
name: JSPropertySpec_Name { string_: ptr::null() },
call: JSNativeWrapper { op: None, info: ptr::null() },
nargs: 0,
flags: 0,
selfHostedName: ptr::null()
}]
];
const sMethods: &[Guard<&[JSFunctionSpec]>] = &[
Guard::new(Condition::Exposed(InterfaceObjectMap::Globals::WINDOW), sMethods_specs[0])
];
const sAttributes_specs: &[&[JSPropertySpec]] = &[
&[
JSPropertySpec {
name: JSPropertySpec_Name { symbol_: SymbolCode::toStringTag as usize + 1 },
attributes_: (JSPROP_READONLY),
kind_: (JSPropertySpec_Kind::Value),
u: JSPropertySpec_AccessorsOrValue {
value: JSPropertySpec_ValueWrapper {
type_: JSPropertySpec_ValueWrapper_Type::String,
__bindgen_anon_1: JSPropertySpec_ValueWrapper__bindgen_ty_1 {
string: b"MutationObserver\0" as *const u8 as *const libc::c_char,
}
}
}
}
,
JSPropertySpec::ZERO]
];
const sAttributes: &[Guard<&[JSPropertySpec]>] = &[
Guard::new(Condition::Satisfied, sAttributes_specs[0])
];
pub fn GetProtoObject(cx: SafeJSContext, global: HandleObject, mut rval: MutableHandleObject) {
get_per_interface_object_handle(cx, global, ProtoOrIfaceIndex::ID(PrototypeList::ID::MutationObserver), CreateInterfaceObjects, rval)
}
static PrototypeClass: JSClass = JSClass {
name: b"MutationObserverPrototype\0" as *const u8 as *const libc::c_char,
flags:
(0 ) << JSCLASS_RESERVED_SLOTS_SHIFT,
cOps: 0 as *const _,
spec: ptr::null(),
ext: ptr::null(),
oOps: ptr::null(),
};
unsafe extern fn _constructor(cx: *mut JSContext, argc: u32, vp: *mut JSVal) -> bool {
let mut result = false;
wrap_panic(&mut || result = (|| {
let cx = SafeJSContext::from_ptr(cx);
let args = CallArgs::from_vp(vp, argc);
let global = GlobalScope::from_object(JS_CALLEE(*cx, vp).to_object());
let global = DomRoot::downcast::<dom::types::Window>(global).unwrap();
if !callargs_is_constructing(&args) {
throw_constructor_without_new(*cx, "MutationObserver");
return false;
}
rooted!(in(*cx) let mut desired_proto = ptr::null_mut::<JSObject>());
let proto_result = get_desired_proto(
cx,
&args,
PrototypeList::ID::MutationObserver,
CreateInterfaceObjects,
desired_proto.handle_mut(),
);
assert!(proto_result.is_ok());
if proto_result.is_err() {
return false;
}
if argc < 1 {
throw_type_error(*cx, "Not enough arguments to \"MutationObserver.constructor\".");
return false;
}
let arg0: Rc<MutationCallback> = if HandleValue::from_raw(args.get(0)).get().is_object() {
if IsCallable(HandleValue::from_raw(args.get(0)).get().to_object()) {
MutationCallback::new(cx, HandleValue::from_raw(args.get(0)).get().to_object())
} else {
throw_type_error(*cx, "Value is not callable.");
return false;
}
} else {
throw_type_error(*cx, "Value is not an object.");
return false;
};
let result: Result<DomRoot<MutationObserver>, Error> = MutationObserver::Constructor(&global, Some(desired_proto.handle()), arg0);
let result = match result {
Ok(result) => result,
Err(e) => {
throw_dom_exception(cx, global.upcast::<GlobalScope>(), e);
return false;
},
};
(result).to_jsval(*cx, MutableHandleValue::from_raw(args.rval()));
return true;
})());
result
}
static INTERFACE_OBJECT_CLASS: NonCallbackInterfaceObjectClass =
NonCallbackInterfaceObjectClass::new(
{
const BEHAVIOR: InterfaceConstructorBehavior = InterfaceConstructorBehavior::call(_constructor);
&BEHAVIOR
},
b"function MutationObserver() {\n [native code]\n}",
PrototypeList::ID::MutationObserver,
0);
pub fn DefineDOMInterface(cx: SafeJSContext, global: HandleObject) {
define_dom_interface(cx, global, ProtoOrIfaceIndex::ID(PrototypeList::ID::MutationObserver), CreateInterfaceObjects, ConstructorEnabled)
}
fn ConstructorEnabled(aCx: SafeJSContext, aObj: HandleObject) -> bool {
is_exposed_in(aObj, InterfaceObjectMap::Globals::WINDOW) &&
pref!(dom.mutation_observer.enabled)
}
unsafe fn CreateInterfaceObjects(cx: SafeJSContext, global: HandleObject, cache: *mut ProtoOrIfaceArray) {
rooted!(in(*cx) let mut prototype_proto = ptr::null_mut::<JSObject>());
prototype_proto.set(GetRealmObjectPrototype(*cx));
assert!(!prototype_proto.is_null());
rooted!(in(*cx) let mut prototype = ptr::null_mut::<JSObject>());
create_interface_prototype_object(cx,
global,
prototype_proto.handle(),
&PrototypeClass,
sMethods,
sAttributes,
&[],
&[],
prototype.handle_mut());
assert!(!prototype.is_null());
assert!((*cache)[PrototypeList::ID::MutationObserver as usize].is_null());
(*cache)[PrototypeList::ID::MutationObserver as usize] = prototype.get();
<*mut JSObject>::post_barrier((*cache).as_mut_ptr().offset(PrototypeList::ID::MutationObserver as isize),
ptr::null_mut(),
prototype.get());
rooted!(in(*cx) let mut interface_proto = ptr::null_mut::<JSObject>());
interface_proto.set(GetRealmFunctionPrototype(*cx));
assert!(!interface_proto.is_null());
rooted!(in(*cx) let mut interface = ptr::null_mut::<JSObject>());
create_noncallback_interface_object(cx,
global,
interface_proto.handle(),
&INTERFACE_OBJECT_CLASS,
&[],
&[],
&[],
prototype.handle(),
b"MutationObserver\0",
1,
&[],
interface.handle_mut());
assert!(!interface.is_null());
}
}