Implement [Unscopable] (fixes #11583)

This commit is contained in:
Anthony Ramine 2016-06-05 03:42:33 +02:00
parent 0f1f99a4bf
commit 3529803975
8 changed files with 96 additions and 35 deletions

View file

@ -2494,12 +2494,13 @@ class CGCreateInterfaceObjectsMethod(CGAbstractMethod):
properties should be a PropertyArrays instance.
"""
def __init__(self, descriptor, properties):
def __init__(self, descriptor, properties, haveUnscopables):
args = [Argument('*mut JSContext', 'cx'), Argument('HandleObject', 'global'),
Argument('*mut ProtoOrIfaceArray', 'cache')]
CGAbstractMethod.__init__(self, descriptor, 'CreateInterfaceObjects', 'void', args,
unsafe=True)
self.properties = properties
self.haveUnscopables = haveUnscopables
def definition_body(self):
name = self.descriptor.interface.identifier.name
@ -2530,7 +2531,10 @@ let mut prototype_proto = RootedObject::new(cx, ptr::null_mut());
%s;
assert!(!prototype_proto.ptr.is_null());""" % getPrototypeProto)]
properties = {"id": name}
properties = {
"id": name,
"unscopables": "unscopable_names" if self.haveUnscopables else "&[]"
}
for arrayName in self.properties.arrayNames():
array = getattr(self.properties, arrayName)
if array.length():
@ -2546,6 +2550,7 @@ create_interface_prototype_object(cx,
%(methods)s,
%(attrs)s,
%(consts)s,
%(unscopables)s,
prototype.handle_mut());
assert!(!prototype.ptr.is_null());
assert!((*cache)[PrototypeList::ID::%(id)s as usize].is_null());
@ -5058,9 +5063,13 @@ class CGDescriptor(CGThing):
descriptor.shouldHaveGetConstructorObjectMethod()):
cgThings.append(CGGetConstructorObjectMethod(descriptor))
unscopableNames = []
for m in descriptor.interface.members:
if (m.isMethod() and
(not m.isIdentifierLess() or m == descriptor.operations["Stringifier"])):
if m.getExtendedAttribute("Unscopable"):
assert not m.isStatic()
unscopableNames.append(m.identifier.name)
if m.isStatic():
assert descriptor.interface.hasInterfaceObject()
cgThings.append(CGStaticMethod(descriptor, m))
@ -5072,7 +5081,9 @@ class CGDescriptor(CGThing):
raise TypeError("Stringifier attributes not supported yet. "
"See https://github.com/servo/servo/issues/7590\n"
"%s" % m.location)
if m.getExtendedAttribute("Unscopable"):
assert not m.isStatic()
unscopableNames.append(m.identifier.name)
if m.isStatic():
assert descriptor.interface.hasInterfaceObject()
cgThings.append(CGStaticGetter(descriptor, m))
@ -5106,10 +5117,6 @@ class CGDescriptor(CGThing):
if not descriptor.interface.isCallback():
cgThings.append(CGPrototypeJSClass(descriptor))
properties = PropertyArrays(descriptor)
cgThings.append(CGGeneric(str(properties)))
cgThings.append(CGCreateInterfaceObjectsMethod(descriptor, properties))
# If there are no constant members, don't make a module for constants
constMembers = [m for m in descriptor.interface.members if m.isConst()]
if constMembers:
@ -5156,13 +5163,25 @@ class CGDescriptor(CGThing):
cgThings.append(CGWrapMethod(descriptor))
haveUnscopables = False
if not descriptor.interface.isCallback():
if unscopableNames:
haveUnscopables = True
cgThings.append(
CGList([CGGeneric("const unscopable_names: &'static [&'static [u8]] = &["),
CGIndenter(CGList([CGGeneric(str_to_const_array(name)) for
name in unscopableNames], ",\n")),
CGGeneric("];\n")], "\n"))
if descriptor.concrete or descriptor.hasDescendants():
cgThings.append(CGIDLInterface(descriptor))
cgThings.append(CGInterfaceTrait(descriptor))
if descriptor.weakReferenceable:
cgThings.append(CGWeakReferenceableTrait(descriptor))
properties = PropertyArrays(descriptor)
cgThings.append(CGGeneric(str(properties)))
cgThings.append(CGCreateInterfaceObjectsMethod(descriptor, properties, haveUnscopables))
cgThings = CGList(cgThings, "\n")
# self.cgRoot = CGWrapper(CGNamespace(toBindingNamespace(descriptor.name),
# cgThings),