зеркало из https://github.com/mozilla/gecko-dev.git
servo: Merge #3151 - Update ProxyTraps to use real bools; r=jdm (from Ms2ger:bools)
Source-Repo: https://github.com/servo/servo Source-Revision: a0b0f7cb2e8178ae91e0a439acdbc8dc14a56ec0
This commit is contained in:
Родитель
817aea9d4b
Коммит
9baf5788d3
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@ -3547,10 +3547,10 @@ return box_;""" % self.descriptor.concreteType)
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class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
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def __init__(self, descriptor):
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args = [Argument('*mut JSContext', 'cx'), Argument('*mut JSObject', 'proxy'),
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Argument('jsid', 'id'), Argument('JSBool', 'set'),
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Argument('jsid', 'id'), Argument('bool', 'set'),
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Argument('*mut JSPropertyDescriptor', 'desc')]
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CGAbstractExternMethod.__init__(self, descriptor, "getOwnPropertyDescriptor",
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"JSBool", args)
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"bool", args)
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self.descriptor = descriptor
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def getBody(self):
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indexedGetter = self.descriptor.operations['IndexedGetter']
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@ -3562,7 +3562,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
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if indexedGetter:
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readonly = toStringBool(self.descriptor.operations['IndexedSetter'] is None)
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fillDescriptor = "FillPropertyDescriptor(&mut *desc, proxy, %s);\nreturn 1;" % readonly
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fillDescriptor = "FillPropertyDescriptor(&mut *desc, proxy, %s);\nreturn true;" % readonly
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templateValues = {'jsvalRef': '(*desc).value', 'successCode': fillDescriptor}
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get = ("if index.is_some() {\n" +
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" let index = index.unwrap();\n" +
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@ -3581,7 +3581,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
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# FIXME need to check that this is a 'supported property index'
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assert False
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setOrIndexedGet += (" FillPropertyDescriptor(&mut *desc, proxy, false);\n" +
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" return 1;\n" +
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" return true;\n" +
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" }\n")
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if self.descriptor.operations['NamedSetter']:
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setOrIndexedGet += " if RUST_JSID_IS_STRING(id) {\n"
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@ -3589,7 +3589,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
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# FIXME need to check that this is a 'supported property name'
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assert False
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setOrIndexedGet += (" FillPropertyDescriptor(&mut *desc, proxy, false);\n" +
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" return 1;\n" +
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" return true;\n" +
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" }\n")
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setOrIndexedGet += "}"
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if indexedGetter:
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@ -3598,20 +3598,20 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
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"}")
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setOrIndexedGet += "\n\n"
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elif indexedGetter:
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setOrIndexedGet += ("if set == 0 {\n" +
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setOrIndexedGet += ("if !set {\n" +
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CGIndenter(CGGeneric(get)).define() +
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"}\n\n")
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namedGetter = self.descriptor.operations['NamedGetter']
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if namedGetter:
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readonly = toStringBool(self.descriptor.operations['NamedSetter'] is None)
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fillDescriptor = "FillPropertyDescriptor(&mut *desc, proxy, %s);\nreturn 1;" % readonly
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fillDescriptor = "FillPropertyDescriptor(&mut *desc, proxy, %s);\nreturn true;" % readonly
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templateValues = {'jsvalRef': '(*desc).value', 'successCode': fillDescriptor}
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# Once we start supporting OverrideBuiltins we need to make
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# ResolveOwnProperty or EnumerateOwnProperties filter out named
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# properties that shadow prototype properties.
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namedGet = ("\n" +
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"if set == 0 && RUST_JSID_IS_STRING(id) != 0 && !HasPropertyOnPrototype(cx, proxy, id) {\n" +
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"if !set && RUST_JSID_IS_STRING(id) != 0 && !HasPropertyOnPrototype(cx, proxy, id) {\n" +
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" let name = jsid_to_str(cx, id);\n" +
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" let this = UnwrapProxy(proxy);\n" +
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" let this = JS::from_raw(this);\n" +
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@ -3624,19 +3624,19 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
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return setOrIndexedGet + """let expando: *mut JSObject = GetExpandoObject(proxy);
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//if (!xpc::WrapperFactory::IsXrayWrapper(proxy) && (expando = GetExpandoObject(proxy))) {
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if expando.is_not_null() {
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let flags = if set != 0 { JSRESOLVE_ASSIGNING } else { 0 } | JSRESOLVE_QUALIFIED;
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let flags = if set { JSRESOLVE_ASSIGNING } else { 0 } | JSRESOLVE_QUALIFIED;
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if JS_GetPropertyDescriptorById(cx, expando, id, flags, desc) == 0 {
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return 0;
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return false;
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}
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if (*desc).obj.is_not_null() {
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// Pretend the property lives on the wrapper.
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(*desc).obj = proxy;
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return 1;
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return true;
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}
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}
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""" + namedGet + """
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(*desc).obj = ptr::mut_null();
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return 1;"""
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return true;"""
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def definition_body(self):
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return CGGeneric(self.getBody())
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@ -3646,7 +3646,7 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
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args = [Argument('*mut JSContext', 'cx'), Argument('*mut JSObject', 'proxy'),
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Argument('jsid', 'id'),
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Argument('*const JSPropertyDescriptor', 'desc')]
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CGAbstractExternMethod.__init__(self, descriptor, "defineProperty", "JSBool", args)
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CGAbstractExternMethod.__init__(self, descriptor, "defineProperty", "bool", args)
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self.descriptor = descriptor
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def getBody(self):
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set = ""
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@ -3662,11 +3662,11 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
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" let this = JS::from_raw(this);\n" +
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" let this = this.root();\n" +
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CGIndenter(CGProxyIndexedSetter(self.descriptor)).define() +
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" return 1;\n" +
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" return true;\n" +
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"}\n")
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elif self.descriptor.operations['IndexedGetter']:
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set += ("if GetArrayIndexFromId(cx, id).is_some() {\n" +
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" return 0;\n" +
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" return false;\n" +
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" //return ThrowErrorMessage(cx, MSG_NO_PROPERTY_SETTER, \"%s\");\n" +
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"}\n") % self.descriptor.name
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@ -3689,10 +3689,10 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
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" let this = this.root();\n" +
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CGIndenter(CGProxyNamedGetter(self.descriptor)).define() +
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" if (found) {\n"
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" return 0;\n" +
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" return false;\n" +
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" //return ThrowErrorMessage(cx, MSG_NO_PROPERTY_SETTER, \"%s\");\n" +
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" }\n" +
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" return 1;\n"
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" return true;\n"
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"}\n") % (self.descriptor.name)
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return set + """return proxyhandler::defineProperty_(%s);""" % ", ".join(a.name for a in self.args)
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@ -3702,8 +3702,8 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
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class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod):
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def __init__(self, descriptor):
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args = [Argument('*mut JSContext', 'cx'), Argument('*mut JSObject', 'proxy'),
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Argument('jsid', 'id'), Argument('*mut JSBool', 'bp')]
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CGAbstractExternMethod.__init__(self, descriptor, "hasOwn", "JSBool", args)
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Argument('jsid', 'id'), Argument('*mut bool', 'bp')]
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CGAbstractExternMethod.__init__(self, descriptor, "hasOwn", "bool", args)
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self.descriptor = descriptor
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def getBody(self):
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indexedGetter = self.descriptor.operations['IndexedGetter']
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@ -3715,8 +3715,8 @@ class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod):
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" let this = JS::from_raw(this);\n" +
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" let this = this.root();\n" +
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CGIndenter(CGProxyIndexedGetter(self.descriptor)).define() + "\n" +
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" *bp = found as JSBool;\n" +
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" return 1;\n" +
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" *bp = found;\n" +
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" return true;\n" +
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"}\n\n")
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else:
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indexed = ""
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@ -3729,8 +3729,8 @@ class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod):
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" let this = JS::from_raw(this);\n" +
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" let this = this.root();\n" +
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CGIndenter(CGProxyNamedGetter(self.descriptor)).define() + "\n" +
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" *bp = found as JSBool;\n"
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" return 1;\n"
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" *bp = found;\n"
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" return true;\n"
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"}\n" +
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"\n")
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else:
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@ -3739,15 +3739,15 @@ class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod):
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return indexed + """let expando: *mut JSObject = GetExpandoObject(proxy);
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if expando.is_not_null() {
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let mut b: JSBool = 1;
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let ok: JSBool = JS_HasPropertyById(cx, expando, id, &mut b);
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*bp = !!b;
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if ok == 0 || *bp != 0 {
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let ok = JS_HasPropertyById(cx, expando, id, &mut b) != 0;
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*bp = b != 0;
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if !ok || *bp {
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return ok;
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}
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}
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""" + named + """*bp = 0;
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return 1;"""
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""" + named + """*bp = false;
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return true;"""
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def definition_body(self):
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return CGGeneric(self.getBody())
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@ -3757,22 +3757,25 @@ class CGDOMJSProxyHandler_get(CGAbstractExternMethod):
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args = [Argument('*mut JSContext', 'cx'), Argument('*mut JSObject', 'proxy'),
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Argument('*mut JSObject', 'receiver'), Argument('jsid', 'id'),
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Argument('*mut JSVal', 'vp')]
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CGAbstractExternMethod.__init__(self, descriptor, "get", "JSBool", args)
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CGAbstractExternMethod.__init__(self, descriptor, "get", "bool", args)
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self.descriptor = descriptor
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def getBody(self):
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getFromExpando = """let expando = GetExpandoObject(proxy);
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if expando.is_not_null() {
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let mut hasProp = 0;
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if JS_HasPropertyById(cx, expando, id, &mut hasProp) == 0 {
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return 0;
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return false;
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}
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if hasProp != 0 {
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return JS_GetPropertyById(cx, expando, id, vp);
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return JS_GetPropertyById(cx, expando, id, vp) != 0;
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}
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}"""
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templateValues = {'jsvalRef': '*vp'}
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templateValues = {
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'jsvalRef': '*vp',
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'successCode': 'return true;',
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}
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indexedGetter = self.descriptor.operations['IndexedGetter']
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if indexedGetter:
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@ -3811,15 +3814,15 @@ if expando.is_not_null() {
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%s
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let mut found = false;
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if !GetPropertyOnPrototype(cx, proxy, id, &mut found, vp) {
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return 0;
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return false;
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}
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if found {
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return 1;
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return true;
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}
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%s
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*vp = UndefinedValue();
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return 1;""" % (getIndexedOrExpando, getNamed)
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return true;""" % (getIndexedOrExpando, getNamed)
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def definition_body(self):
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return CGGeneric(self.getBody())
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@ -7,7 +7,7 @@
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use dom::bindings::utils::is_dom_proxy;
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use js::jsapi::{JSContext, jsid, JSPropertyDescriptor, JSObject, JSString, jschar};
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use js::jsapi::{JS_GetPropertyDescriptorById, JS_NewUCString, JS_malloc, JS_free};
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use js::jsapi::{JSBool, JS_DefinePropertyById, JS_NewObjectWithGivenProto};
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use js::jsapi::{JS_DefinePropertyById, JS_NewObjectWithGivenProto};
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use js::jsapi::{JS_ReportErrorFlagsAndNumber, JS_StrictPropertyStub};
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use js::jsapi::{JSREPORT_WARNING, JSREPORT_STRICT, JSREPORT_STRICT_MODE_ERROR};
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use js::jsapi::JS_DeletePropertyById2;
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@ -26,30 +26,32 @@ use std::mem::size_of;
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static JSPROXYSLOT_EXPANDO: u32 = 0;
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pub extern fn getPropertyDescriptor(cx: *mut JSContext, proxy: *mut JSObject, id: jsid,
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set: libc::c_int, desc: *mut JSPropertyDescriptor) -> libc::c_int {
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pub extern fn getPropertyDescriptor(cx: *mut JSContext, proxy: *mut JSObject,
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id: jsid, set: bool,
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desc: *mut JSPropertyDescriptor)
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-> bool {
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unsafe {
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let handler = GetProxyHandler(proxy);
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if InvokeGetOwnPropertyDescriptor(handler, cx, proxy, id, set, desc) == 0 {
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return 0;
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if !InvokeGetOwnPropertyDescriptor(handler, cx, proxy, id, set, desc) {
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return false;
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}
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if (*desc).obj.is_not_null() {
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return 1;
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return true;
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}
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//let proto = JS_GetPrototype(proxy);
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let proto = GetObjectProto(proxy);
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if proto.is_null() {
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(*desc).obj = ptr::mut_null();
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return 1;
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return true;
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}
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JS_GetPropertyDescriptorById(cx, proto, id, JSRESOLVE_QUALIFIED, mem::transmute(desc))
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JS_GetPropertyDescriptorById(cx, proto, id, JSRESOLVE_QUALIFIED, desc) != 0
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}
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}
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pub fn defineProperty_(cx: *mut JSContext, proxy: *mut JSObject, id: jsid,
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desc: *mut JSPropertyDescriptor) -> JSBool {
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desc: *mut JSPropertyDescriptor) -> bool {
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static JSMSG_GETTER_ONLY: libc::c_uint = 160;
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unsafe {
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@ -61,39 +63,39 @@ pub fn defineProperty_(cx: *mut JSContext, proxy: *mut JSObject, id: jsid,
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JSREPORT_WARNING | JSREPORT_STRICT |
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JSREPORT_STRICT_MODE_ERROR,
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Some(RUST_js_GetErrorMessage), ptr::mut_null(),
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JSMSG_GETTER_ONLY);
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JSMSG_GETTER_ONLY) != 0;
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}
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let expando = EnsureExpandoObject(cx, proxy);
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if expando.is_null() {
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return 0;
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return false;
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}
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return JS_DefinePropertyById(cx, expando, id, (*desc).value, (*desc).getter,
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(*desc).setter, (*desc).attrs);
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(*desc).setter, (*desc).attrs) != 0;
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}
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}
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pub extern fn defineProperty(cx: *mut JSContext, proxy: *mut JSObject, id: jsid,
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desc: *mut JSPropertyDescriptor) -> JSBool {
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desc: *mut JSPropertyDescriptor) -> bool {
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defineProperty_(cx, proxy, id, desc)
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}
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pub extern fn delete_(cx: *mut JSContext, proxy: *mut JSObject, id: jsid,
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bp: *mut bool) -> JSBool {
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bp: *mut bool) -> bool {
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unsafe {
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let expando = EnsureExpandoObject(cx, proxy);
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if expando.is_null() {
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return 0;
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return false;
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}
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let mut value = UndefinedValue();
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if JS_DeletePropertyById2(cx, expando, id, &mut value) == 0 {
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return 0;
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return false;
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}
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*bp = value.to_boolean();
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return 1;
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return true;
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}
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}
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