private List<TypeParameterDescriptor> modifyTypeParametersAccordingToSuperMethods(
List<TypeParameterDescriptor> autoTypeParameters) {
List<TypeParameterDescriptor> result = Lists.newArrayList();
for (TypeParameterDescriptor autoParameter : autoTypeParameters) {
int index = autoParameter.getIndex();
TypeParameterDescriptorImpl modifiedTypeParameter =
autoTypeParameterToModified.get(autoParameter);
List<Iterator<JetType>> upperBoundFromSuperFunctionsIterators = Lists.newArrayList();
for (FunctionDescriptor superFunction : superFunctions) {
upperBoundFromSuperFunctionsIterators.add(
superFunction.getTypeParameters().get(index).getUpperBounds().iterator());
}
for (JetType autoUpperBound : autoParameter.getUpperBounds()) {
List<TypeAndVariance> upperBoundsFromSuperFunctions = Lists.newArrayList();
for (Iterator<JetType> iterator : upperBoundFromSuperFunctionsIterators) {
assert iterator.hasNext();
upperBoundsFromSuperFunctions.add(new TypeAndVariance(iterator.next(), INVARIANT));
}
JetType modifiedUpperBound =
modifyTypeAccordingToSuperMethods(
autoUpperBound, upperBoundsFromSuperFunctions, UPPER_BOUND);
modifiedTypeParameter.addUpperBound(modifiedUpperBound);
}
for (Iterator<JetType> iterator : upperBoundFromSuperFunctionsIterators) {
assert !iterator.hasNext();
}
modifiedTypeParameter.setInitialized();
result.add(modifiedTypeParameter);
}
return result;
}
