@NotNull
public JetType getFunctionType(
@NotNull Annotations annotations,
@Nullable JetType receiverType,
@NotNull List<JetType> parameterTypes,
@NotNull JetType returnType) {
List<TypeProjection> arguments =
getFunctionTypeArgumentProjections(receiverType, parameterTypes, returnType);
int size = parameterTypes.size();
ClassDescriptor classDescriptor =
receiverType == null ? getFunction(size) : getExtensionFunction(size);
TypeConstructor constructor = classDescriptor.getTypeConstructor();
return new JetTypeImpl(
annotations, constructor, false, arguments, classDescriptor.getMemberScope(arguments));
}
