diff options
Diffstat (limited to 'components/script/dom/bindings/codegen/CodegenRust.py')
| -rw-r--r-- | components/script/dom/bindings/codegen/CodegenRust.py | 71 |
1 files changed, 68 insertions, 3 deletions
diff --git a/components/script/dom/bindings/codegen/CodegenRust.py b/components/script/dom/bindings/codegen/CodegenRust.py index 4e8b3d40101..cd3ee9baacb 100644 --- a/components/script/dom/bindings/codegen/CodegenRust.py +++ b/components/script/dom/bindings/codegen/CodegenRust.py @@ -2473,7 +2473,7 @@ let traps = ProxyTraps { enter: None, getOwnPropertyDescriptor: Some(getOwnPropertyDescriptor), defineProperty: Some(%s), - ownPropertyKeys: Some(proxyhandler::own_property_keys), + ownPropertyKeys: Some(own_property_keys), delete_: Some(%s), enumerate: None, preventExtensions: Some(proxyhandler::prevent_extensions), @@ -4178,6 +4178,59 @@ class CGDOMJSProxyHandler_delete(CGAbstractExternMethod): return CGGeneric(self.getBody()) +class CGDOMJSProxyHandler_ownPropertyKeys(CGAbstractExternMethod): + def __init__(self, descriptor): + args = [Argument('*mut JSContext', 'cx'), + Argument('HandleObject', 'proxy'), + Argument('*mut AutoIdVector', 'props')] + CGAbstractExternMethod.__init__(self, descriptor, "own_property_keys", "u8", args) + self.descriptor = descriptor + + def getBody(self): + body = dedent( + """ + let unwrapped_proxy = UnwrapProxy(proxy); + """) + + if self.descriptor.operations['IndexedGetter']: + body += dedent( + """ + for i in 0..(*unwrapped_proxy).Length() { + let rooted_jsid = RootedId::new(cx, int_to_jsid(i as i32)); + AppendToAutoIdVector(props, rooted_jsid.handle().get()); + } + """) + + if self.descriptor.operations['NamedGetter']: + body += dedent( + """ + for name in (*unwrapped_proxy).SupportedPropertyNames() { + let cstring = CString::new(name).unwrap(); + let jsstring = JS_InternString(cx, cstring.as_ptr()); + let mut rooted = RootedString::new(cx, jsstring); + let jsid = INTERNED_STRING_TO_JSID(cx, rooted.handle().get()); + let rooted_jsid = RootedId::new(cx, jsid); + AppendToAutoIdVector(props, rooted_jsid.handle().get()); + } + """) + + body += dedent( + """ + let expando = get_expando_object(proxy); + if !expando.is_null() { + let rooted_expando = RootedObject::new(cx, expando); + GetPropertyKeys(cx, rooted_expando.handle(), JSITER_OWNONLY | JSITER_HIDDEN | JSITER_SYMBOLS, props); + } + + return JSTrue; + """) + + return body + + def definition_body(self): + return CGGeneric(self.getBody()) + + class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod): def __init__(self, descriptor): args = [Argument('*mut JSContext', 'cx'), Argument('HandleObject', 'proxy'), @@ -4496,6 +4549,14 @@ class CGInterfaceTrait(CGThing): infallible = 'infallible' in descriptor.getExtendedAttributes(operation) if operation.isGetter(): arguments = method_arguments(descriptor, rettype, arguments, trailing=("found", "&mut bool")) + + # If this interface 'supports named properties', then we + # should be able to access 'supported property names' + # + # WebIDL, Second Draft, section 3.2.4.5 + # https://heycam.github.io/webidl/#idl-named-properties + if operation.isNamed(): + yield "SupportedPropertyNames", [], "Vec<DOMString>" else: arguments = method_arguments(descriptor, rettype, arguments) rettype = return_type(descriptor, rettype, infallible) @@ -4600,6 +4661,7 @@ class CGDescriptor(CGThing): # cgThings.append(CGProxyIsProxy(descriptor)) cgThings.append(CGProxyUnwrap(descriptor)) cgThings.append(CGDOMJSProxyHandlerDOMClass(descriptor)) + cgThings.append(CGDOMJSProxyHandler_ownPropertyKeys(descriptor)) cgThings.append(CGDOMJSProxyHandler_getOwnPropertyDescriptor(descriptor)) cgThings.append(CGDOMJSProxyHandler_className(descriptor)) cgThings.append(CGDOMJSProxyHandler_get(descriptor)) @@ -4958,6 +5020,7 @@ class CGBindingRoot(CGThing): 'js::{JSCLASS_IS_GLOBAL, JSCLASS_RESERVED_SLOTS_SHIFT}', 'js::{JSCLASS_RESERVED_SLOTS_MASK}', 'js::{JSPROP_ENUMERATE, JSPROP_SHARED}', + 'js::{JSITER_OWNONLY, JSITER_HIDDEN, JSITER_SYMBOLS}', 'js::jsapi::{JS_CallFunctionValue, JS_GetClass, JS_GetGlobalForObject}', 'js::jsapi::{JS_GetObjectPrototype, JS_GetProperty, JS_GetPropertyById}', 'js::jsapi::{JS_GetPropertyDescriptorById, JS_GetReservedSlot}', @@ -4967,20 +5030,22 @@ class CGBindingRoot(CGThing): 'js::jsapi::{JSClass, FreeOp, JSFreeOp, JSFunctionSpec, jsid}', 'js::jsapi::{MutableHandleValue, MutableHandleObject, HandleObject, HandleValue, RootedObject}', 'js::jsapi::{RootedValue, JSNativeWrapper, JSNative, JSObject, JSPropertyDescriptor}', + 'js::jsapi::{RootedId, JS_InternString, RootedString, INTERNED_STRING_TO_JSID}', 'js::jsapi::{JSPropertySpec}', 'js::jsapi::{JSString, JSTracer, JSJitInfo, JSJitInfo_OpType, JSJitInfo_AliasSet}', 'js::jsapi::{MutableHandle, Handle, HandleId, JSType, JSValueType}', 'js::jsapi::{SymbolCode, ObjectOpResult, HandleValueArray}', 'js::jsapi::{JSJitGetterCallArgs, JSJitSetterCallArgs, JSJitMethodCallArgs, CallArgs}', 'js::jsapi::{JSAutoCompartment, JSAutoRequest, JS_ComputeThis}', - 'js::jsapi::GetGlobalForObjectCrossCompartment', + 'js::jsapi::{GetGlobalForObjectCrossCompartment, AutoIdVector, GetPropertyKeys}', 'js::jsval::JSVal', 'js::jsval::{ObjectValue, ObjectOrNullValue, PrivateValue}', 'js::jsval::{NullValue, UndefinedValue}', 'js::glue::{CallJitMethodOp, CallJitGetterOp, CallJitSetterOp, CreateProxyHandler}', 'js::glue::{GetProxyPrivate, NewProxyObject, ProxyTraps}', 'js::glue::{RUST_FUNCTION_VALUE_TO_JITINFO}', - 'js::glue::{RUST_JS_NumberValue, RUST_JSID_IS_STRING}', + 'js::glue::{RUST_JS_NumberValue, RUST_JSID_IS_STRING, int_to_jsid}', + 'js::glue::AppendToAutoIdVector', 'js::rust::GCMethods', 'js::{JSTrue, JSFalse}', 'dom::bindings', |