Java Code Examples for com.google.javascript.rhino.jstype.ObjectType#getConstructor()
The following examples show how to use
com.google.javascript.rhino.jstype.ObjectType#getConstructor() .
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Example 1
| Source File: TypeInspector.java From js-dossier with Apache License 2.0 | 6 votes |
|
private Map<String, InstanceProperty> getOwnProperties(ObjectType object) {
ObjectType definingType = object;
if (definingType.isFunctionPrototypeType()) {
definingType = definingType.getOwnerFunction();
} else if (definingType.isInstanceType()) {
definingType = definingType.getConstructor();
}
Map<String, InstanceProperty> properties = new HashMap<>();
for (String name : object.getOwnPropertyNames()) {
if (!"constructor".equals(name)) {
Property property = object.getOwnSlot(name);
properties.put(
property.getName(),
InstanceProperty.builder()
.setOwnerType(getFirst(registry.getTypes(definingType), null))
.setDefinedByType(definingType)
.setName(property.getName())
.setType(getType(object, property))
.setNode(property.getNode())
.setJsDoc(JsDoc.from(property.getJSDocInfo()))
.build());
}
}
return properties;
}
Example 2
| Source File: Nopol2017_0051_s.java From coming with MIT License | 6 votes |
|
/**
* Given a constructor or an interface type, find out whether the unknown
* type is a supertype of the current type.
*/
private static boolean hasUnknownOrEmptySupertype(FunctionType ctor) {
Preconditions.checkArgument(ctor.isConstructor() || ctor.isInterface());
Preconditions.checkArgument(!ctor.isUnknownType());
// The type system should notice inheritance cycles on its own
// and break the cycle.
while (true) {
ObjectType maybeSuperInstanceType =
ctor.getPrototype().getImplicitPrototype();
if (maybeSuperInstanceType == null) {
return false;
}
if (maybeSuperInstanceType.isUnknownType() ||
maybeSuperInstanceType.isEmptyType()) {
return true;
}
ctor = maybeSuperInstanceType.getConstructor();
if (ctor == null) {
return false;
}
Preconditions.checkState(ctor.isConstructor() || ctor.isInterface());
}
}
Example 3
| Source File: TypeCheck.java From astor with GNU General Public License v2.0 | 6 votes |
|
/**
* Given a constructor or an interface type, find out whether the unknown
* type is a supertype of the current type.
*/
private static boolean hasUnknownOrEmptySupertype(FunctionType ctor) {
Preconditions.checkArgument(ctor.isConstructor() || ctor.isInterface());
Preconditions.checkArgument(!ctor.isUnknownType());
// The type system should notice inheritance cycles on its own
// and break the cycle.
while (true) {
ObjectType maybeSuperInstanceType =
ctor.getPrototype().getImplicitPrototype();
if (maybeSuperInstanceType == null) {
return false;
}
if (maybeSuperInstanceType.isUnknownType() ||
maybeSuperInstanceType.isEmptyType()) {
return true;
}
ctor = maybeSuperInstanceType.getConstructor();
if (ctor == null) {
return false;
}
Preconditions.checkState(ctor.isConstructor() || ctor.isInterface());
}
}
Example 4
| Source File: Closure_11_TypeCheck_s.java From coming with MIT License | 6 votes |
|
/**
* Given a constructor or an interface type, find out whether the unknown
* type is a supertype of the current type.
*/
private static boolean hasUnknownOrEmptySupertype(FunctionType ctor) {
Preconditions.checkArgument(ctor.isConstructor() || ctor.isInterface());
Preconditions.checkArgument(!ctor.isUnknownType());
// The type system should notice inheritance cycles on its own
// and break the cycle.
while (true) {
ObjectType maybeSuperInstanceType =
ctor.getPrototype().getImplicitPrototype();
if (maybeSuperInstanceType == null) {
return false;
}
if (maybeSuperInstanceType.isUnknownType() ||
maybeSuperInstanceType.isEmptyType()) {
return true;
}
ctor = maybeSuperInstanceType.getConstructor();
if (ctor == null) {
return false;
}
Preconditions.checkState(ctor.isConstructor() || ctor.isInterface());
}
}
Example 5
| Source File: Closure_103_DisambiguateProperties_s.java From coming with MIT License | 6 votes |
|
@Override public Iterable<JSType> getTypeAlternatives(JSType type) {
if (type.isUnionType()) {
return ((UnionType) type).getAlternates();
} else {
ObjectType objType = type.toObjectType();
if (objType != null &&
objType.getConstructor() != null &&
objType.getConstructor().isInterface()) {
List<JSType> list = Lists.newArrayList();
for (FunctionType impl
: registry.getDirectImplementors(objType)) {
list.add(impl.getInstanceType());
}
return list;
} else {
return null;
}
}
}
Example 6
| Source File: Closure_66_TypeCheck_t.java From coming with MIT License | 6 votes |
|
/**
* Given a constructor or an interface type, find out whether the unknown
* type is a supertype of the current type.
*/
private static boolean hasUnknownOrEmptySupertype(FunctionType ctor) {
Preconditions.checkArgument(ctor.isConstructor() || ctor.isInterface());
Preconditions.checkArgument(!ctor.isUnknownType());
// The type system should notice inheritance cycles on its own
// and break the cycle.
while (true) {
ObjectType maybeSuperInstanceType =
ctor.getPrototype().getImplicitPrototype();
if (maybeSuperInstanceType == null) {
return false;
}
if (maybeSuperInstanceType.isUnknownType() ||
maybeSuperInstanceType.isEmptyType()) {
return true;
}
ctor = maybeSuperInstanceType.getConstructor();
if (ctor == null) {
return false;
}
Preconditions.checkState(ctor.isConstructor() || ctor.isInterface());
}
}
Example 7
| Source File: DeclarationGenerator.java From clutz with MIT License | 5 votes |
|
private void addRelatedInterfaces(ObjectType instance, Set<ObjectType> interfaces) {
FunctionType constructor = instance.getConstructor();
if (constructor != null && constructor.isInterface() && !interfaces.contains(instance)) {
interfaces.add(instance);
for (ObjectType interfaceType : instance.getCtorExtendedInterfaces()) {
addRelatedInterfaces(interfaceType, interfaces);
}
}
}
Example 8
| Source File: Closure_25_TypeInference_t.java From coming with MIT License | 5 votes |
|
private JSType getPropertyType(JSType objType, String propName,
Node n, FlowScope scope) {
// Scopes sometimes contain inferred type info about qualified names.
String qualifiedName = n.getQualifiedName();
StaticSlot<JSType> var = scope.getSlot(qualifiedName);
if (var != null) {
JSType varType = var.getType();
if (varType != null) {
if (varType.equals(getNativeType(UNKNOWN_TYPE)) &&
var != syntacticScope.getSlot(qualifiedName)) {
// If the type of this qualified name has been checked in this scope,
// then use CHECKED_UNKNOWN_TYPE instead to indicate that.
return getNativeType(CHECKED_UNKNOWN_TYPE);
} else {
return varType;
}
}
}
JSType propertyType = null;
if (objType != null) {
propertyType = objType.findPropertyType(propName);
}
if ((propertyType == null || propertyType.isUnknownType()) &&
qualifiedName != null) {
// If we find this node in the registry, then we can infer its type.
ObjectType regType = ObjectType.cast(registry.getType(qualifiedName));
if (regType != null) {
propertyType = regType.getConstructor();
}
}
return propertyType;
}
Example 9
| Source File: Closure_117_TypeValidator_s.java From coming with MIT License | 5 votes |
|
/**
* Expect that the first type is the direct superclass of the second type.
*
* @param t The node traversal.
* @param n The node where warnings should point to.
* @param superObject The expected super instance type.
* @param subObject The sub instance type.
*/
void expectSuperType(NodeTraversal t, Node n, ObjectType superObject,
ObjectType subObject) {
FunctionType subCtor = subObject.getConstructor();
ObjectType implicitProto = subObject.getImplicitPrototype();
ObjectType declaredSuper =
implicitProto == null ? null : implicitProto.getImplicitPrototype();
if (declaredSuper != null && declaredSuper.isTemplatizedType()) {
declaredSuper =
declaredSuper.toMaybeTemplatizedType().getReferencedType();
}
if (declaredSuper != null &&
!(superObject instanceof UnknownType) &&
!declaredSuper.isEquivalentTo(superObject)) {
if (declaredSuper.isEquivalentTo(getNativeType(OBJECT_TYPE))) {
registerMismatch(superObject, declaredSuper, report(
t.makeError(n, MISSING_EXTENDS_TAG_WARNING, subObject.toString())));
} else {
mismatch(t.getSourceName(), n,
"mismatch in declaration of superclass type",
superObject, declaredSuper);
}
// Correct the super type.
if (!subCtor.hasCachedValues()) {
subCtor.setPrototypeBasedOn(superObject);
}
}
}
Example 10
| Source File: Closure_70_TypedScopeCreator_s.java From coming with MIT License | 5 votes |
|
/**
* Apply special properties that only apply to delegates.
*/
private void applyDelegateRelationship(
DelegateRelationship delegateRelationship) {
ObjectType delegatorObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegator));
ObjectType delegateBaseObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegateBase));
ObjectType delegateSuperObject = ObjectType.cast(
typeRegistry.getType(codingConvention.getDelegateSuperclassName()));
if (delegatorObject != null &&
delegateBaseObject != null &&
delegateSuperObject != null) {
FunctionType delegatorCtor = delegatorObject.getConstructor();
FunctionType delegateBaseCtor = delegateBaseObject.getConstructor();
FunctionType delegateSuperCtor = delegateSuperObject.getConstructor();
if (delegatorCtor != null && delegateBaseCtor != null &&
delegateSuperCtor != null) {
FunctionParamBuilder functionParamBuilder =
new FunctionParamBuilder(typeRegistry);
functionParamBuilder.addRequiredParams(
getNativeType(U2U_CONSTRUCTOR_TYPE));
FunctionType findDelegate = typeRegistry.createFunctionType(
typeRegistry.createDefaultObjectUnion(delegateBaseObject),
functionParamBuilder.build());
FunctionType delegateProxy = typeRegistry.createConstructorType(
delegateBaseObject.getReferenceName() + DELEGATE_PROXY_SUFFIX,
null, null, null);
delegateProxy.setPrototypeBasedOn(delegateBaseObject);
codingConvention.applyDelegateRelationship(
delegateSuperObject, delegateBaseObject, delegatorObject,
delegateProxy, findDelegate);
delegateProxyPrototypes.add(delegateProxy.getPrototype());
}
}
}
Example 11
| Source File: Closure_43_TypedScopeCreator_t.java From coming with MIT License | 5 votes |
|
/**
* Apply special properties that only apply to delegates.
*/
private void applyDelegateRelationship(
DelegateRelationship delegateRelationship) {
ObjectType delegatorObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegator));
ObjectType delegateBaseObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegateBase));
ObjectType delegateSuperObject = ObjectType.cast(
typeRegistry.getType(codingConvention.getDelegateSuperclassName()));
if (delegatorObject != null &&
delegateBaseObject != null &&
delegateSuperObject != null) {
FunctionType delegatorCtor = delegatorObject.getConstructor();
FunctionType delegateBaseCtor = delegateBaseObject.getConstructor();
FunctionType delegateSuperCtor = delegateSuperObject.getConstructor();
if (delegatorCtor != null && delegateBaseCtor != null &&
delegateSuperCtor != null) {
FunctionParamBuilder functionParamBuilder =
new FunctionParamBuilder(typeRegistry);
functionParamBuilder.addRequiredParams(
getNativeType(U2U_CONSTRUCTOR_TYPE));
FunctionType findDelegate = typeRegistry.createFunctionType(
typeRegistry.createDefaultObjectUnion(delegateBaseObject),
functionParamBuilder.build());
FunctionType delegateProxy = typeRegistry.createConstructorType(
delegateBaseObject.getReferenceName() + DELEGATE_PROXY_SUFFIX,
null, null, null);
delegateProxy.setPrototypeBasedOn(delegateBaseObject);
codingConvention.applyDelegateRelationship(
delegateSuperObject, delegateBaseObject, delegatorObject,
delegateProxy, findDelegate);
delegateProxyPrototypes.add(delegateProxy.getPrototype());
}
}
}
Example 12
| Source File: Closure_96_TypeCheck_t.java From coming with MIT License | 5 votes |
|
/**
* Visits a {@link Token#FUNCTION} node.
*
* @param t The node traversal object that supplies context, such as the
* scope chain to use in name lookups as well as error reporting.
* @param n The node being visited.
*/
private void visitFunction(NodeTraversal t, Node n) {
JSDocInfo info = n.getJSDocInfo();
FunctionType functionType = (FunctionType) n.getJSType();
String functionPrivateName = n.getFirstChild().getString();
if (functionType.isInterface() || functionType.isConstructor()) {
FunctionType baseConstructor = functionType.
getPrototype().getImplicitPrototype().getConstructor();
if (baseConstructor != null &&
baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE) &&
(baseConstructor.isConstructor() && functionType.isInterface() ||
baseConstructor.isInterface() && functionType.isConstructor())) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE, functionPrivateName));
}
for (JSType baseInterface : functionType.getImplementedInterfaces()) {
boolean badImplementedType = false;
ObjectType baseInterfaceObj = ObjectType.cast(baseInterface);
if (baseInterfaceObj != null) {
FunctionType interfaceConstructor =
baseInterfaceObj.getConstructor();
if (interfaceConstructor != null &&
!interfaceConstructor.isInterface()) {
badImplementedType = true;
}
} else {
badImplementedType = true;
}
if (badImplementedType) {
report(t, n, BAD_IMPLEMENTED_TYPE, functionPrivateName);
}
}
if (functionType.isConstructor()) {
validator.expectAllInterfacePropertiesImplemented(functionType);
}
}
}
Example 13
| Source File: Closure_54_TypedScopeCreator_t.java From coming with MIT License | 5 votes |
|
/**
* Apply special properties that only apply to delegates.
*/
private void applyDelegateRelationship(
DelegateRelationship delegateRelationship) {
ObjectType delegatorObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegator));
ObjectType delegateBaseObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegateBase));
ObjectType delegateSuperObject = ObjectType.cast(
typeRegistry.getType(codingConvention.getDelegateSuperclassName()));
if (delegatorObject != null &&
delegateBaseObject != null &&
delegateSuperObject != null) {
FunctionType delegatorCtor = delegatorObject.getConstructor();
FunctionType delegateBaseCtor = delegateBaseObject.getConstructor();
FunctionType delegateSuperCtor = delegateSuperObject.getConstructor();
if (delegatorCtor != null && delegateBaseCtor != null &&
delegateSuperCtor != null) {
FunctionParamBuilder functionParamBuilder =
new FunctionParamBuilder(typeRegistry);
functionParamBuilder.addRequiredParams(
getNativeType(U2U_CONSTRUCTOR_TYPE));
FunctionType findDelegate = typeRegistry.createFunctionType(
typeRegistry.createDefaultObjectUnion(delegateBaseObject),
functionParamBuilder.build());
FunctionType delegateProxy = typeRegistry.createConstructorType(
delegateBaseObject.getReferenceName() + DELEGATE_PROXY_SUFFIX,
null, null, null);
delegateProxy.setPrototypeBasedOn(delegateBaseObject);
codingConvention.applyDelegateRelationship(
delegateSuperObject, delegateBaseObject, delegatorObject,
delegateProxy, findDelegate);
delegateProxyPrototypes.add(delegateProxy.getPrototype());
}
}
}
Example 14
| Source File: Nopol2017_0027_s.java From coming with MIT License | 5 votes |
|
/**
* Apply special properties that only apply to delegates.
*/
private void applyDelegateRelationship(
DelegateRelationship delegateRelationship) {
ObjectType delegatorObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegator));
ObjectType delegateBaseObject = ObjectType.cast(
typeRegistry.getType(delegateRelationship.delegateBase));
ObjectType delegateSuperObject = ObjectType.cast(
typeRegistry.getType(codingConvention.getDelegateSuperclassName()));
if (delegatorObject != null &&
delegateBaseObject != null &&
delegateSuperObject != null) {
FunctionType delegatorCtor = delegatorObject.getConstructor();
FunctionType delegateBaseCtor = delegateBaseObject.getConstructor();
FunctionType delegateSuperCtor = delegateSuperObject.getConstructor();
if (delegatorCtor != null && delegateBaseCtor != null &&
delegateSuperCtor != null) {
FunctionParamBuilder functionParamBuilder =
new FunctionParamBuilder(typeRegistry);
functionParamBuilder.addRequiredParams(
getNativeType(U2U_CONSTRUCTOR_TYPE));
FunctionType findDelegate = typeRegistry.createFunctionType(
typeRegistry.createDefaultObjectUnion(delegateBaseObject),
functionParamBuilder.build());
FunctionType delegateProxy = typeRegistry.createConstructorType(
delegateBaseObject.getReferenceName() + DELEGATE_PROXY_SUFFIX,
null, null, null);
delegateProxy.setPrototypeBasedOn(delegateBaseObject);
codingConvention.applyDelegateRelationship(
delegateSuperObject, delegateBaseObject, delegatorObject,
delegateProxy, findDelegate);
delegateProxyPrototypes.add(delegateProxy.getPrototype());
}
}
}
Example 15
| Source File: Closure_117_TypeValidator_t.java From coming with MIT License | 5 votes |
|
/**
* Expect that the first type is the direct superclass of the second type.
*
* @param t The node traversal.
* @param n The node where warnings should point to.
* @param superObject The expected super instance type.
* @param subObject The sub instance type.
*/
void expectSuperType(NodeTraversal t, Node n, ObjectType superObject,
ObjectType subObject) {
FunctionType subCtor = subObject.getConstructor();
ObjectType implicitProto = subObject.getImplicitPrototype();
ObjectType declaredSuper =
implicitProto == null ? null : implicitProto.getImplicitPrototype();
if (declaredSuper != null && declaredSuper.isTemplatizedType()) {
declaredSuper =
declaredSuper.toMaybeTemplatizedType().getReferencedType();
}
if (declaredSuper != null &&
!(superObject instanceof UnknownType) &&
!declaredSuper.isEquivalentTo(superObject)) {
if (declaredSuper.isEquivalentTo(getNativeType(OBJECT_TYPE))) {
registerMismatch(superObject, declaredSuper, report(
t.makeError(n, MISSING_EXTENDS_TAG_WARNING, subObject.toString())));
} else {
mismatch(t.getSourceName(), n,
"mismatch in declaration of superclass type",
superObject, declaredSuper);
}
// Correct the super type.
if (!subCtor.hasCachedValues()) {
subCtor.setPrototypeBasedOn(superObject);
}
}
}
Example 16
| Source File: DeclarationGenerator.java From clutz with MIT License | 5 votes |
|
/**
* If a constructor statement is not emitted TS will assume a constructor with no arguments and
* no body (default ctor) for base classes, or the constructor of the superclass.
*
* <p>Omitting the constructor is correct only if the closure class and *all* its superclasses
* have zero argument constructors. If the supertype is NoResolvedType we cannot know whether
* that's the case so we must return true.
*/
private boolean mustEmitConstructor(FunctionType type) {
while (type != null) {
if (type.getParameters().iterator().hasNext()) return true;
ObjectType oType = getSuperType(type);
if (oType == null) return false;
if (oType.isNoResolvedType()) return true;
type = oType.getConstructor();
}
return false;
}
Example 17
| Source File: Nopol2017_0029_t.java From coming with MIT License | 4 votes |
|
/**
* Visits a {@link Token#FUNCTION} node.
*
* @param t The node traversal object that supplies context, such as the
* scope chain to use in name lookups as well as error reporting.
* @param n The node being visited.
*/
private void visitFunction(NodeTraversal t, Node n) {
FunctionType functionType = JSType.toMaybeFunctionType(n.getJSType());
String functionPrivateName = n.getFirstChild().getString();
if (functionType.isConstructor()) {
FunctionType baseConstructor = functionType.getSuperClassConstructor();
if (baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE) &&
baseConstructor != null &&
baseConstructor.isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"constructor", functionPrivateName));
} else {
if (baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE)) {
ObjectType proto = functionType.getPrototype();
if (functionType.makesStructs() && !proto.isStruct()) {
compiler.report(t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"struct", functionPrivateName));
} else if (functionType.makesDicts() && !proto.isDict()) {
compiler.report(t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"dict", functionPrivateName));
}
}
// All interfaces are properly implemented by a class
for (JSType baseInterface : functionType.getImplementedInterfaces()) {
boolean badImplementedType = false;
ObjectType baseInterfaceObj = ObjectType.cast(baseInterface);
if (baseInterfaceObj != null) {
FunctionType interfaceConstructor =
baseInterfaceObj.getConstructor();
if (interfaceConstructor != null &&
!interfaceConstructor.isInterface()) {
badImplementedType = true;
}
} else {
badImplementedType = true;
}
if (badImplementedType) {
report(t, n, BAD_IMPLEMENTED_TYPE, functionPrivateName);
}
}
// check properties
validator.expectAllInterfaceProperties(t, n, functionType);
}
} else if (functionType.isInterface()) {
// Interface must extend only interfaces
for (ObjectType extInterface : functionType.getExtendedInterfaces()) {
if (extInterface.getConstructor() != null
&& !extInterface.getConstructor().isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"interface", functionPrivateName));
}
}
// Check whether the extended interfaces have any conflicts
if (functionType.getExtendedInterfacesCount() > 1) {
// Only check when extending more than one interfaces
HashMap<String, ObjectType> properties
= new HashMap<String, ObjectType>();
HashMap<String, ObjectType> currentProperties
= new HashMap<String, ObjectType>();
for (ObjectType interfaceType : functionType.getExtendedInterfaces()) {
currentProperties.clear();
if (com.google.javascript.jscomp.TypeCheck.this.unknownCount < com.google.javascript.jscomp.TypeCheck.this.typedCount) {
checkInterfaceConflictProperties(t, n, functionPrivateName,
properties, currentProperties, interfaceType);
}
properties.putAll(currentProperties);
}
}
}
}
Example 18
| Source File: Closure_125_TypeCheck_t.java From coming with MIT License | 4 votes |
|
/**
* Visits a {@link Token#FUNCTION} node.
*
* @param t The node traversal object that supplies context, such as the
* scope chain to use in name lookups as well as error reporting.
* @param n The node being visited.
*/
private void visitFunction(NodeTraversal t, Node n) {
FunctionType functionType = JSType.toMaybeFunctionType(n.getJSType());
String functionPrivateName = n.getFirstChild().getString();
if (functionType.isConstructor()) {
FunctionType baseConstructor = functionType.getSuperClassConstructor();
if (baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE) &&
baseConstructor != null &&
baseConstructor.isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"constructor", functionPrivateName));
} else {
if (baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE)) {
ObjectType proto = functionType.getPrototype();
if (functionType.makesStructs() && !proto.isStruct()) {
compiler.report(t.makeError(n, CONFLICTING_SHAPE_TYPE,
"struct", functionPrivateName));
} else if (functionType.makesDicts() && !proto.isDict()) {
compiler.report(t.makeError(n, CONFLICTING_SHAPE_TYPE,
"dict", functionPrivateName));
}
}
// All interfaces are properly implemented by a class
for (JSType baseInterface : functionType.getImplementedInterfaces()) {
boolean badImplementedType = false;
ObjectType baseInterfaceObj = ObjectType.cast(baseInterface);
if (baseInterfaceObj != null) {
FunctionType interfaceConstructor =
baseInterfaceObj.getConstructor();
if (interfaceConstructor != null &&
!interfaceConstructor.isInterface()) {
badImplementedType = true;
}
} else {
badImplementedType = true;
}
if (badImplementedType) {
report(t, n, BAD_IMPLEMENTED_TYPE, functionPrivateName);
}
}
// check properties
validator.expectAllInterfaceProperties(t, n, functionType);
}
} else if (functionType.isInterface()) {
// Interface must extend only interfaces
for (ObjectType extInterface : functionType.getExtendedInterfaces()) {
if (extInterface.getConstructor() != null
&& !extInterface.getConstructor().isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"interface", functionPrivateName));
}
}
// Check whether the extended interfaces have any conflicts
if (functionType.getExtendedInterfacesCount() > 1) {
// Only check when extending more than one interfaces
HashMap<String, ObjectType> properties
= new HashMap<String, ObjectType>();
HashMap<String, ObjectType> currentProperties
= new HashMap<String, ObjectType>();
for (ObjectType interfaceType : functionType.getExtendedInterfaces()) {
currentProperties.clear();
checkInterfaceConflictProperties(t, n, functionPrivateName,
properties, currentProperties, interfaceType);
properties.putAll(currentProperties);
}
}
}
}
Example 19
| Source File: Closure_66_TypeCheck_s.java From coming with MIT License | 4 votes |
|
/**
* Visits a {@link Token#FUNCTION} node.
*
* @param t The node traversal object that supplies context, such as the
* scope chain to use in name lookups as well as error reporting.
* @param n The node being visited.
*/
private void visitFunction(NodeTraversal t, Node n) {
FunctionType functionType = (FunctionType) n.getJSType();
String functionPrivateName = n.getFirstChild().getString();
if (functionType.isConstructor()) {
FunctionType baseConstructor = functionType.
getPrototype().getImplicitPrototype().getConstructor();
if (baseConstructor != null &&
baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE) &&
(baseConstructor.isInterface() && functionType.isConstructor())) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE, functionPrivateName));
} else {
// All interfaces are properly implemented by a class
for (JSType baseInterface : functionType.getImplementedInterfaces()) {
boolean badImplementedType = false;
ObjectType baseInterfaceObj = ObjectType.cast(baseInterface);
if (baseInterfaceObj != null) {
FunctionType interfaceConstructor =
baseInterfaceObj.getConstructor();
if (interfaceConstructor != null &&
!interfaceConstructor.isInterface()) {
badImplementedType = true;
}
} else {
badImplementedType = true;
}
if (badImplementedType) {
report(t, n, BAD_IMPLEMENTED_TYPE, functionPrivateName);
}
}
// check properties
validator.expectAllInterfaceProperties(t, n, functionType);
}
} else if (functionType.isInterface()) {
// Interface must extend only interfaces
for (ObjectType extInterface : functionType.getExtendedInterfaces()) {
if (extInterface.getConstructor() != null
&& !extInterface.getConstructor().isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE, functionPrivateName));
}
}
// Interface cannot implement any interfaces
if (functionType.hasImplementedInterfaces()) {
compiler.report(t.makeError(n,
CONFLICTING_IMPLEMENTED_TYPE, functionPrivateName));
}
// Check whether the extended interfaces have any conflicts
if (functionType.getExtendedInterfacesCount() > 1) {
// Only check when extending more than one interfaces
HashMap<String, ObjectType> properties
= new HashMap<String, ObjectType>();
HashMap<String, ObjectType> currentProperties
= new HashMap<String, ObjectType>();
for (ObjectType interfaceType : functionType.getExtendedInterfaces()) {
currentProperties.clear();
checkInterfaceConflictProperties(t, n, functionPrivateName,
properties, currentProperties, interfaceType);
properties.putAll(currentProperties);
}
}
}
}
Example 20
| Source File: Closure_2_TypeCheck_t.java From coming with MIT License | 4 votes |
|
/**
* Visits a {@link Token#FUNCTION} node.
*
* @param t The node traversal object that supplies context, such as the
* scope chain to use in name lookups as well as error reporting.
* @param n The node being visited.
*/
private void visitFunction(NodeTraversal t, Node n) {
FunctionType functionType = JSType.toMaybeFunctionType(n.getJSType());
String functionPrivateName = n.getFirstChild().getString();
if (functionType.isConstructor()) {
FunctionType baseConstructor = functionType.getSuperClassConstructor();
if (baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE) &&
baseConstructor != null &&
baseConstructor.isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"constructor", functionPrivateName));
} else {
if (baseConstructor != getNativeType(OBJECT_FUNCTION_TYPE)) {
ObjectType proto = functionType.getPrototype();
if (functionType.makesStructs() && !proto.isStruct()) {
compiler.report(t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"struct", functionPrivateName));
} else if (functionType.makesDicts() && !proto.isDict()) {
compiler.report(t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"dict", functionPrivateName));
}
}
// All interfaces are properly implemented by a class
for (JSType baseInterface : functionType.getImplementedInterfaces()) {
boolean badImplementedType = false;
ObjectType baseInterfaceObj = ObjectType.cast(baseInterface);
if (baseInterfaceObj != null) {
FunctionType interfaceConstructor =
baseInterfaceObj.getConstructor();
if (interfaceConstructor != null &&
!interfaceConstructor.isInterface()) {
badImplementedType = true;
}
} else {
badImplementedType = true;
}
if (badImplementedType) {
report(t, n, BAD_IMPLEMENTED_TYPE, functionPrivateName);
}
}
// check properties
validator.expectAllInterfaceProperties(t, n, functionType);
}
} else if (functionType.isInterface()) {
// Interface must extend only interfaces
for (ObjectType extInterface : functionType.getExtendedInterfaces()) {
if (extInterface.getConstructor() != null
&& !extInterface.getConstructor().isInterface()) {
compiler.report(
t.makeError(n, CONFLICTING_EXTENDED_TYPE,
"interface", functionPrivateName));
}
}
// Check whether the extended interfaces have any conflicts
if (functionType.getExtendedInterfacesCount() > 1) {
// Only check when extending more than one interfaces
HashMap<String, ObjectType> properties
= new HashMap<String, ObjectType>();
HashMap<String, ObjectType> currentProperties
= new HashMap<String, ObjectType>();
for (ObjectType interfaceType : functionType.getExtendedInterfaces()) {
currentProperties.clear();
checkInterfaceConflictProperties(t, n, functionPrivateName,
properties, currentProperties, interfaceType);
properties.putAll(currentProperties);
}
}
}
}
