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Make Element.set_attr require an AbstractNode so we can always downcast.

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This commit is contained in:
Josh Matthews 2013-09-12 14:36:06 -07:00
parent 72b6978b24
commit a410651fba
6 changed files with 42 additions and 19 deletions
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15
src/components/script/dom/bindings/codegen/CodegenRust.py
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@ -3140,8 +3140,8 @@ class CGSetterCall(CGPerSignatureCall):
A class to generate a native object setter call for a particular IDL
setter.
"""
def __init__(self, argType, nativeMethodName, descriptor, attr):
CGPerSignatureCall.__init__(self, None, [],
def __init__(self, argsPre, argType, nativeMethodName, descriptor, attr):
CGPerSignatureCall.__init__(self, None, argsPre,
[FakeArgument(argType, attr)],
nativeMethodName, False, descriptor, attr,
setter=True)
@ -3357,9 +3357,16 @@ class CGSpecializedSetter(CGAbstractExternMethod):
def definition_body(self):
name = self.attr.identifier.name
nativeName = "Set" + MakeNativeName(self.descriptor.binaryNames.get(name, name))
return CGWrapper(CGIndenter(CGSetterCall(self.attr.type, nativeName,
argsPre = []
extraPre = ''
if name in self.descriptor.needsAbstract:
abstractName = re.sub(r'<\w+>', '', self.descriptor.nativeType)
extraPre = ' let abstract_this = %s::from_box(this);\n' % abstractName
argsPre = ['abstract_this']
return CGWrapper(CGIndenter(CGSetterCall(argsPre, self.attr.type, nativeName,
self.descriptor, self.attr)),
pre=" let obj = (*obj.unnamed);\n" +
pre=extraPre +
" let obj = (*obj.unnamed);\n" +
" let this = &mut (*this).payload;\n").define()
def infallibleForMember(member, type, descriptorProvider):