Function<? super T, Expression> f) {
FilePosition unk = FilePosition.UNKNOWN;
ArrayConstructor arr = new ArrayConstructor(
unk, Collections.<Expression>emptyList());
for (T el : it) {
arr.appendChild(el == null ? new NullLiteral(unk) : f.apply(el));
}
return arr;
}
private static CssPropertySignature parseSignature(String sig) {