@Override
public TryStmtToken getToken(Token current, ListIterator<Token> iterator) {
if (current instanceof TryStmtToken) {
TryStmtToken result = (TryStmtToken) current;
analyzer.addScope(false);
BodyStmtToken body =
analyzer.generator(BodyGenerator.class).getToken(nextToken(iterator), iterator);
result.setBody(body);
Token next = nextToken(iterator);
result.setCatches(new ArrayList<CatchStmtToken>());
if (next instanceof CatchStmtToken) {
processCatches(result, next, iterator);
} else if (next instanceof FinallyStmtToken) {
analyzer.getScope().setLevelForGoto(true);
processFinally(result, next, iterator);
analyzer.getScope().setLevelForGoto(false);
} else unexpectedToken(next, TokenType.T_CATCH);
result.setLocal(analyzer.removeScope().getVariables());
return result;
}
return null;
}
protected void processFinally(TryStmtToken result, Token current, ListIterator<Token> iterator) {
if (result.getFinally() != null) unexpectedToken(current);
result.setFinally(
analyzer.generator(BodyGenerator.class).getToken(nextToken(iterator), iterator));
if (!iterator.hasNext()) return;
current = iterator.next();
if (current instanceof CatchStmtToken) processCatches(result, current, iterator);
else iterator.previous();
}
protected void processCatches(TryStmtToken result, Token current, ListIterator<Token> iterator) {
List<CatchStmtToken> catches = result.getCatches();
do {
CatchStmtToken _catch = (CatchStmtToken) current;
processCatch(_catch, iterator);
catches.add(_catch);
if (!iterator.hasNext()) break;
current = iterator.next();
if (!(current instanceof CatchStmtToken)) {
if (current instanceof FinallyStmtToken) {
processFinally(result, current, iterator);
break;
}
iterator.previous();
break;
}
} while (true);
}