mirror of
https://github.com/servo/servo.git
synced 2025-07-24 15:50:21 +01:00
Migrate to new constructor operation syntax
This commit is contained in:
Kagami Sascha Rosylight
parent
9706cd497d
commit
9ce82ea1ae
103 changed files with 659 additions and 413 deletions
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@ -554,9 +554,6 @@ class IDLExternalInterface(IDLObjectWithIdentifier, IDLExposureMixins):
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def hasProbablyShortLivingWrapper(self):
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return False
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def isNavigatorProperty(self):
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return False
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def isSerializable(self):
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return False
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@ -611,7 +608,7 @@ class IDLPartialInterfaceOrNamespace(IDLObject):
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for attr in attrs:
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identifier = attr.identifier()
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if identifier in ["Constructor", "NamedConstructor"]:
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if identifier == "NamedConstructor":
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self.propagatedExtendedAttrs.append(attr)
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elif identifier == "SecureContext":
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self._haveSecureContextExtendedAttribute = True
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@ -737,7 +734,7 @@ class IDLInterfaceOrInterfaceMixinOrNamespace(IDLObjectWithScope, IDLExposureMix
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self.location = location
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# Put the new members at the beginning
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self.members = members + self.members
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def addPartial(self, partial):
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assert self.identifier.name == partial.identifier.name
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self._partials.append(partial)
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@ -790,7 +787,7 @@ class IDLInterfaceMixin(IDLInterfaceOrInterfaceMixinOrNamespace):
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def __str__(self):
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return "Interface mixin '%s'" % self.identifier.name
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def finish(self, scope):
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if self._finished:
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return
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@ -969,7 +966,11 @@ class IDLInterfaceOrNamespace(IDLInterfaceOrInterfaceMixinOrNamespace):
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(self.identifier.name,
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self.parent.identifier.name),
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[self.location])
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assert not parent or isinstance(parent, IDLInterface)
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if parent and not isinstance(parent, IDLInterface):
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raise WebIDLError("%s inherits from %s which is not an interface " %
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(self.identifier.name,
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self.parent.identifier.name),
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[self.location, parent.location])
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self.parent = parent
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@ -1076,11 +1077,34 @@ class IDLInterfaceOrNamespace(IDLInterfaceOrInterfaceMixinOrNamespace):
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ctor = self.ctor()
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if ctor is not None:
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assert len(ctor._exposureGlobalNames) == 0
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if not self.hasInterfaceObject():
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raise WebIDLError(
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"Can't have both a constructor and [NoInterfaceObject]",
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[self.location, ctor.location])
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if self.globalNames:
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raise WebIDLError(
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"Can't have both a constructor and [Global]",
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[self.location, ctor.location])
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assert(len(ctor._exposureGlobalNames) == 0 or
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ctor._exposureGlobalNames == self._exposureGlobalNames)
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ctor._exposureGlobalNames.update(self._exposureGlobalNames)
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ctor.finish(scope)
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if ctor in self.members:
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# constructor operation.
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self.members.remove(ctor)
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else:
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# extended attribute. This can only happen with
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# [HTMLConstructor] and this is the only way we can get into this
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# code with len(ctor._exposureGlobalNames) !=
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# self._exposureGlobalNames.
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ctor.finish(scope)
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for ctor in self.namedConstructors:
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if self.globalNames:
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raise WebIDLError(
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"Can't have both a named constructor and [Global]",
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[self.location, self.namedConstructors.location])
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assert len(ctor._exposureGlobalNames) == 0
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ctor._exposureGlobalNames.update(self._exposureGlobalNames)
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ctor.finish(scope)
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@ -1462,12 +1486,11 @@ class IDLInterfaceOrNamespace(IDLInterfaceOrInterfaceMixinOrNamespace):
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# Conditional exposure makes no sense for interfaces with no
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# interface object, unless they're navigator properties.
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# interface object.
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# And SecureContext makes sense for interfaces with no interface object,
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# since it is also propagated to interface members.
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if (self.isExposedConditionally(exclusions=["SecureContext"]) and
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not self.hasInterfaceObject() and
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not self.isNavigatorProperty()):
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not self.hasInterfaceObject()):
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raise WebIDLError("Interface with no interface object is "
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"exposed conditionally",
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[self.location])
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@ -1640,39 +1663,6 @@ class IDLInterfaceOrNamespace(IDLInterfaceOrInterfaceMixinOrNamespace):
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current = current.parent
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return False
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def isNavigatorProperty(self):
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naviProp = self.getExtendedAttribute("NavigatorProperty")
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if not naviProp:
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return False
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assert len(naviProp) == 1
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assert isinstance(naviProp, list)
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assert len(naviProp[0]) != 0
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return True
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def getNavigatorProperty(self):
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naviProp = self.getExtendedAttribute("NavigatorProperty")
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if not naviProp:
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return None
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assert len(naviProp) == 1
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assert isinstance(naviProp, list)
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assert len(naviProp[0]) != 0
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conditionExtendedAttributes = self._extendedAttrDict.viewkeys() & IDLInterfaceOrNamespace.conditionExtendedAttributes
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attr = IDLAttribute(self.location,
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IDLUnresolvedIdentifier(BuiltinLocation("<auto-generated-identifier>"), naviProp[0]),
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IDLUnresolvedType(self.location, IDLUnresolvedIdentifier(self.location, self.identifier.name)),
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True,
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extendedAttrDict={ a: self._extendedAttrDict[a] for a in conditionExtendedAttributes },
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navigatorObjectGetter=True)
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attr._exposureGlobalNames = self._exposureGlobalNames
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# We're abusing Constant a little bit here, because we need Cached. The
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# getter will create a new object every time, but we're never going to
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# clear the cached value.
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extendedAttrs = [ IDLExtendedAttribute(self.location, ("Throws", )),
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IDLExtendedAttribute(self.location, ("Cached", )),
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IDLExtendedAttribute(self.location, ("Constant", )) ]
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attr.addExtendedAttributes(extendedAttrs)
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return attr
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def hasChildInterfaces(self):
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return self._hasChildInterfaces
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@ -1731,67 +1721,39 @@ class IDLInterface(IDLInterfaceOrNamespace):
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raise WebIDLError("[NoInterfaceObject] must take no arguments",
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[attr.location])
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if self.ctor():
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raise WebIDLError("Constructor and NoInterfaceObject are incompatible",
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[self.location])
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self._noInterfaceObject = True
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elif identifier == "Constructor" or identifier == "NamedConstructor" or identifier == "ChromeConstructor" or identifier == "HTMLConstructor":
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if identifier == "Constructor" and not self.hasInterfaceObject():
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raise WebIDLError(str(identifier) + " and NoInterfaceObject are incompatible",
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[self.location])
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elif identifier == "NamedConstructor" or identifier == "HTMLConstructor":
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if identifier == "NamedConstructor" and not attr.hasValue():
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raise WebIDLError("NamedConstructor must either take an identifier or take a named argument list",
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[attr.location])
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if identifier == "ChromeConstructor" and not self.hasInterfaceObject():
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raise WebIDLError(str(identifier) + " and NoInterfaceObject are incompatible",
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[self.location])
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if identifier == "HTMLConstructor":
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if not self.hasInterfaceObject():
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raise WebIDLError(str(identifier) + " and NoInterfaceObject are incompatible",
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[self.location])
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if not attr.noArguments():
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raise WebIDLError(str(identifier) + " must take no arguments",
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[attr.location])
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if self.globalNames:
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raise WebIDLError("[%s] must not be specified together with "
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"[Global]" % identifier,
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[self.location, attr.location])
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args = attr.args() if attr.hasArgs() else []
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retType = IDLWrapperType(self.location, self)
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if identifier == "Constructor" or identifier == "ChromeConstructor" or identifier == "HTMLConstructor":
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if identifier == "HTMLConstructor":
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name = "constructor"
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allowForbidden = True
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else:
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name = attr.value()
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allowForbidden = False
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methodIdentifier = IDLUnresolvedIdentifier(self.location, name,
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allowForbidden=allowForbidden)
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method = IDLConstructor(
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attr.location, args, name,
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htmlConstructor=(identifier == "HTMLConstructor"))
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method.reallyInit(self)
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method = IDLMethod(self.location, methodIdentifier, retType,
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args, static=True,
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htmlConstructor=(identifier == "HTMLConstructor"))
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# Constructors are always NewObject and are always
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# assumed to be able to throw (since there's no way to
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# indicate otherwise) and never have any other
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# extended attributes.
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# Are always assumed to be able to throw (since there's no way to
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# indicate otherwise).
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method.addExtendedAttributes(
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[IDLExtendedAttribute(self.location, ("NewObject",)),
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IDLExtendedAttribute(self.location, ("Throws",))])
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if identifier == "ChromeConstructor":
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method.addExtendedAttributes(
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[IDLExtendedAttribute(self.location, ("ChromeOnly",))])
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[IDLExtendedAttribute(self.location, ("Throws",))])
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if identifier == "Constructor" or identifier == "ChromeConstructor" or identifier == "HTMLConstructor":
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if identifier == "HTMLConstructor":
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method.resolve(self)
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else:
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# We need to detect conflicts for NamedConstructors across
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@ -1823,10 +1785,6 @@ class IDLInterface(IDLInterfaceOrNamespace):
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"an interface with inherited interfaces",
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[attr.location, self.location])
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elif identifier == "Global":
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if self.ctor() or self.namedConstructors:
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raise WebIDLError("[Global] cannot be specified on an "
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"interface with a constructor",
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[attr.location, self.location]);
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if attr.hasValue():
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self.globalNames = [attr.value()]
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elif attr.hasArgs():
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@ -1896,7 +1854,6 @@ class IDLInterface(IDLInterfaceOrNamespace):
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elif (identifier == "Pref" or
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identifier == "JSImplementation" or
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identifier == "HeaderFile" or
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identifier == "NavigatorProperty" or
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identifier == "Func" or
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identifier == "Deprecated"):
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# Known extended attributes that take a string value
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@ -1923,6 +1880,17 @@ class IDLInterface(IDLInterfaceOrNamespace):
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def isSerializable(self):
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return self.getExtendedAttribute("Serializable")
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def setNonPartial(self, location, parent, members):
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# Before we do anything else, finish initializing any constructors that
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# might be in "members", so we don't have partially-initialized objects
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# hanging around. We couldn't do it before now because we needed to have
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# to have the IDLInterface on hand to properly set the return type.
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for member in members:
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if isinstance(member, IDLConstructor):
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member.reallyInit(self)
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IDLInterfaceOrNamespace.setNonPartial(self, location, parent, members)
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class IDLNamespace(IDLInterfaceOrNamespace):
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def __init__(self, location, parentScope, name, members, isKnownNonPartial):
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@ -2193,6 +2161,7 @@ class IDLType(IDLObject):
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'domstring',
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'bytestring',
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'usvstring',
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'jsstring',
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'object',
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'date',
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'void',
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@ -2254,6 +2223,9 @@ class IDLType(IDLObject):
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def isUSVString(self):
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return False
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def isJSString(self):
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return False
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def isVoid(self):
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return self.name == "Void"
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@ -2479,6 +2451,9 @@ class IDLNullableType(IDLParametrizedType):
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def isUSVString(self):
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return self.inner.isUSVString()
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def isJSString(self):
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return self.inner.isJSString()
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def isFloat(self):
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return self.inner.isFloat()
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@ -2600,6 +2575,9 @@ class IDLSequenceType(IDLParametrizedType):
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def isUSVString(self):
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return False
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def isJSString(self):
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return False
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def isVoid(self):
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return False
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@ -2861,6 +2839,9 @@ class IDLTypedefType(IDLType):
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def isUSVString(self):
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return self.inner.isUSVString()
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def isJSString(self):
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return self.inner.isJSString()
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def isVoid(self):
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return self.inner.isVoid()
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@ -2991,6 +2972,9 @@ class IDLWrapperType(IDLType):
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def isUSVString(self):
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return False
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def isJSString(self):
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return False
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def isVoid(self):
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return False
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@ -3190,6 +3174,7 @@ class IDLBuiltinType(IDLType):
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'domstring',
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'bytestring',
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'usvstring',
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'jsstring',
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'object',
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'date',
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'void',
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@ -3227,6 +3212,7 @@ class IDLBuiltinType(IDLType):
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Types.domstring: IDLType.Tags.domstring,
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Types.bytestring: IDLType.Tags.bytestring,
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Types.usvstring: IDLType.Tags.usvstring,
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Types.jsstring: IDLType.Tags.jsstring,
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Types.object: IDLType.Tags.object,
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Types.date: IDLType.Tags.date,
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Types.void: IDLType.Tags.void,
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@ -3311,7 +3297,8 @@ class IDLBuiltinType(IDLType):
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def isString(self):
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return (self._typeTag == IDLBuiltinType.Types.domstring or
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self._typeTag == IDLBuiltinType.Types.bytestring or
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self._typeTag == IDLBuiltinType.Types.usvstring)
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self._typeTag == IDLBuiltinType.Types.usvstring or
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self._typeTag == IDLBuiltinType.Types.jsstring)
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def isByteString(self):
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return self._typeTag == IDLBuiltinType.Types.bytestring
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@ -3322,6 +3309,9 @@ class IDLBuiltinType(IDLType):
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def isUSVString(self):
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return self._typeTag == IDLBuiltinType.Types.usvstring
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def isJSString(self):
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return self._typeTag == IDLBuiltinType.Types.jsstring
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def isInteger(self):
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return self._typeTag <= IDLBuiltinType.Types.unsigned_long_long
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@ -3524,6 +3514,9 @@ BuiltinTypes = {
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IDLBuiltinType.Types.usvstring:
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IDLBuiltinType(BuiltinLocation("<builtin type>"), "USVString",
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IDLBuiltinType.Types.usvstring),
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IDLBuiltinType.Types.jsstring:
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IDLBuiltinType(BuiltinLocation("<builtin type>"), "JSString",
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IDLBuiltinType.Types.jsstring),
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IDLBuiltinType.Types.object:
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IDLBuiltinType(BuiltinLocation("<builtin type>"), "Object",
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IDLBuiltinType.Types.object),
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@ -3690,8 +3683,8 @@ class IDLValue(IDLObject):
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# TreatNullAsEmpty is a different type for resolution reasons,
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# however once you have a value it doesn't matter
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return self
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elif self.type.isString() and type.isByteString():
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# Allow ByteStrings to use a default value like DOMString.
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elif self.type.isString() and (type.isByteString() or type.isJSString()):
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# Allow ByteStrings and JSStrings to use a default value like DOMString.
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# No coercion is required as Codegen.py will handle the
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# extra steps. We want to make sure that our string contains
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# only valid characters, so we check that here.
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@ -4340,7 +4333,7 @@ class IDLConst(IDLInterfaceMember):
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class IDLAttribute(IDLInterfaceMember):
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def __init__(self, location, identifier, type, readonly, inherit=False,
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static=False, stringifier=False, maplikeOrSetlike=None,
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extendedAttrDict=None, navigatorObjectGetter=False):
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extendedAttrDict=None):
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IDLInterfaceMember.__init__(self, location, identifier,
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IDLInterfaceMember.Tags.Attr,
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extendedAttrDict=extendedAttrDict)
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@ -4358,7 +4351,6 @@ class IDLAttribute(IDLInterfaceMember):
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self.maplikeOrSetlike = maplikeOrSetlike
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self.dependsOn = "Everything"
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self.affects = "Everything"
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self.navigatorObjectGetter = navigatorObjectGetter
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self.bindingAliases = []
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if static and identifier.name == "prototype":
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@ -5239,7 +5231,7 @@ class IDLMethod(IDLInterfaceMember, IDLScope):
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assert argument.type.isComplete()
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if ((argument.type.isDictionary() and
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argument.type.inner.canBeEmpty())or
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argument.type.unroll().inner.canBeEmpty()) or
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(argument.type.isUnion() and
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argument.type.unroll().hasPossiblyEmptyDictionaryType())):
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# Optional dictionaries and unions containing optional
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@ -5263,12 +5255,16 @@ class IDLMethod(IDLInterfaceMember, IDLScope):
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"must have a default value",
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[argument.location])
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# An argument cannot be a Nullable Dictionary
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if argument.type.nullable():
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raise WebIDLError("An argument cannot be a nullable "
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"dictionary or nullable union "
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"containing a dictionary",
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[argument.location])
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# An argument cannot be a nullable dictionary or a
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# nullable union containing a dictionary.
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if (argument.type.nullable() and
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(argument.type.isDictionary() or
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(argument.type.isUnion() and
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argument.type.unroll().hasDictionaryType()))):
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raise WebIDLError("An argument cannot be a nullable "
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"dictionary or nullable union "
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"containing a dictionary",
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[argument.location])
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# Only the last argument can be variadic
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if variadicArgument:
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@ -5497,6 +5493,52 @@ class IDLMethod(IDLInterfaceMember, IDLScope):
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return deps
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class IDLConstructor(IDLMethod):
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def __init__(self, location, args, name, htmlConstructor=False):
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# We can't actually init our IDLMethod yet, because we do not know the
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# return type yet. Just save the info we have for now and we will init
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# it later.
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self._initLocation = location
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self._initArgs = args
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self._initName = name
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self._htmlConstructor = htmlConstructor
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self._inited = False
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self._initExtendedAttrs = []
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def addExtendedAttributes(self, attrs):
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if self._inited:
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return IDLMethod.addExtendedAttributes(self, attrs)
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self._initExtendedAttrs.extend(attrs)
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|
||||
def handleExtendedAttribute(self, attr):
|
||||
identifier = attr.identifier()
|
||||
if (identifier == "BinaryName" or
|
||||
identifier == "ChromeOnly" or
|
||||
identifier == "NewObject" or
|
||||
identifier == "SecureContext" or
|
||||
identifier == "Throws"):
|
||||
IDLMethod.handleExtendedAttribute(self, attr)
|
||||
else:
|
||||
raise WebIDLError("Unknown extended attribute %s on method" % identifier,
|
||||
[attr.location])
|
||||
|
||||
def reallyInit(self, parentInterface):
|
||||
name = self._initName
|
||||
location = self._initLocation
|
||||
identifier = IDLUnresolvedIdentifier(location, name, allowForbidden=True)
|
||||
retType = IDLWrapperType(parentInterface.location, parentInterface)
|
||||
IDLMethod.__init__(self, location, identifier, retType, self._initArgs,
|
||||
static=True, htmlConstructor=self._htmlConstructor)
|
||||
self._inited = True;
|
||||
# Propagate through whatever extended attributes we already had
|
||||
self.addExtendedAttributes(self._initExtendedAttrs)
|
||||
self._initExtendedAttrs = []
|
||||
# Constructors are always NewObject. Whether they throw or not is
|
||||
# indicated by [Throws] annotations in the usual way.
|
||||
self.addExtendedAttributes(
|
||||
[IDLExtendedAttribute(self.location, ("NewObject",))])
|
||||
|
||||
|
||||
class IDLImplementsStatement(IDLObject):
|
||||
def __init__(self, location, implementor, implementee):
|
||||
IDLObject.__init__(self, location)
|
||||
|
|
@ -5712,6 +5754,7 @@ class Tokenizer(object):
|
|||
"DOMString": "DOMSTRING",
|
||||
"ByteString": "BYTESTRING",
|
||||
"USVString": "USVSTRING",
|
||||
"JSString": "JSSTRING",
|
||||
"any": "ANY",
|
||||
"boolean": "BOOLEAN",
|
||||
"byte": "BYTE",
|
||||
|
|
@ -6076,7 +6119,7 @@ class Parser(Tokenizer):
|
|||
|
||||
def p_PartialInterfaceRest(self, p):
|
||||
"""
|
||||
PartialInterfaceRest : IDENTIFIER LBRACE InterfaceMembers RBRACE SEMICOLON
|
||||
PartialInterfaceRest : IDENTIFIER LBRACE PartialInterfaceMembers RBRACE SEMICOLON
|
||||
"""
|
||||
location = self.getLocation(p, 1)
|
||||
identifier = IDLUnresolvedIdentifier(location, p[1])
|
||||
|
|
@ -6157,12 +6200,42 @@ class Parser(Tokenizer):
|
|||
|
||||
def p_InterfaceMember(self, p):
|
||||
"""
|
||||
InterfaceMember : Const
|
||||
| AttributeOrOperationOrMaplikeOrSetlikeOrIterable
|
||||
InterfaceMember : PartialInterfaceMember
|
||||
| Constructor
|
||||
"""
|
||||
p[0] = p[1]
|
||||
|
||||
|
||||
def p_Constructor(self, p):
|
||||
"""
|
||||
Constructor : CONSTRUCTOR LPAREN ArgumentList RPAREN SEMICOLON
|
||||
"""
|
||||
p[0] = IDLConstructor(self.getLocation(p, 1), p[3], "constructor")
|
||||
|
||||
def p_PartialInterfaceMembers(self, p):
|
||||
"""
|
||||
PartialInterfaceMembers : ExtendedAttributeList PartialInterfaceMember PartialInterfaceMembers
|
||||
"""
|
||||
p[0] = [p[2]]
|
||||
|
||||
assert not p[1] or p[2]
|
||||
p[2].addExtendedAttributes(p[1])
|
||||
|
||||
p[0].extend(p[3])
|
||||
|
||||
def p_PartialInterfaceMembersEmpty(self, p):
|
||||
"""
|
||||
PartialInterfaceMembers :
|
||||
"""
|
||||
p[0] = []
|
||||
|
||||
def p_PartialInterfaceMember(self, p):
|
||||
"""
|
||||
PartialInterfaceMember : Const
|
||||
| AttributeOrOperationOrMaplikeOrSetlikeOrIterable
|
||||
"""
|
||||
p[0] = p[1]
|
||||
|
||||
|
||||
def p_MixinMembersEmpty(self, p):
|
||||
"""
|
||||
MixinMembers :
|
||||
|
|
@ -6778,7 +6851,9 @@ class Parser(Tokenizer):
|
|||
"""
|
||||
t = p[2]
|
||||
assert isinstance(t, IDLType)
|
||||
identifier = IDLUnresolvedIdentifier(self.getLocation(p, 3), p[3])
|
||||
# Arg names can be reserved identifiers
|
||||
identifier = IDLUnresolvedIdentifier(self.getLocation(p, 3), p[3],
|
||||
allowForbidden=True)
|
||||
|
||||
defaultValue = p[4]
|
||||
|
||||
|
|
@ -6795,7 +6870,9 @@ class Parser(Tokenizer):
|
|||
"""
|
||||
t = p[1]
|
||||
assert isinstance(t, IDLType)
|
||||
identifier = IDLUnresolvedIdentifier(self.getLocation(p, 3), p[3])
|
||||
# Arg names can be reserved identifiers
|
||||
identifier = IDLUnresolvedIdentifier(self.getLocation(p, 3), p[3],
|
||||
allowForbidden=True)
|
||||
|
||||
variadic = p[2]
|
||||
|
||||
|
|
@ -6934,6 +7011,7 @@ class Parser(Tokenizer):
|
|||
| DOMSTRING
|
||||
| BYTESTRING
|
||||
| USVSTRING
|
||||
| JSSTRING
|
||||
| ANY
|
||||
| ATTRIBUTE
|
||||
| BOOLEAN
|
||||
|
|
@ -7216,6 +7294,12 @@ class Parser(Tokenizer):
|
|||
"""
|
||||
p[0] = IDLBuiltinType.Types.usvstring
|
||||
|
||||
def p_BuiltinStringTypeJSString(self, p):
|
||||
"""
|
||||
BuiltinStringType : JSSTRING
|
||||
"""
|
||||
p[0] = IDLBuiltinType.Types.jsstring
|
||||
|
||||
def p_UnsignedIntegerTypeUnsigned(self, p):
|
||||
"""
|
||||
UnsignedIntegerType : UNSIGNED IntegerType
|
||||
|
|
@ -7443,23 +7527,9 @@ class Parser(Tokenizer):
|
|||
for p in self._productions:
|
||||
if isinstance(p, IDLInterface):
|
||||
interfaceStatements.append(p)
|
||||
if p.identifier.name == "Navigator":
|
||||
navigatorInterface = p
|
||||
|
||||
iterableIteratorIface = None
|
||||
for iface in interfaceStatements:
|
||||
navigatorProperty = iface.getNavigatorProperty()
|
||||
if navigatorProperty:
|
||||
# We're generating a partial interface to add a readonly
|
||||
# property to the Navigator interface for every interface
|
||||
# annotated with NavigatorProperty.
|
||||
partialInterface = IDLPartialInterfaceOrNamespace(
|
||||
iface.location,
|
||||
IDLUnresolvedIdentifier(iface.location, "Navigator"),
|
||||
[ navigatorProperty ],
|
||||
navigatorInterface)
|
||||
self._productions.append(partialInterface)
|
||||
|
||||
iterable = None
|
||||
# We haven't run finish() on the interface yet, so we don't know
|
||||
# whether our interface is maplike/setlike/iterable or not. This
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue