| 501 | }; |
| 502 | |
| 503 | bool compiler_type::find_id_ref(tree_type<token_base *>::iterator it, const std::string &id) |
| 504 | { |
| 505 | if (!it.usable()) |
| 506 | return false; |
| 507 | token_base *token = it.data(); |
| 508 | if (token == nullptr) |
| 509 | return false; |
| 510 | switch (token->get_type()) { |
| 511 | default: |
| 512 | break; |
| 513 | case token_types::id: |
| 514 | return static_cast<token_id *>(token)->get_id().get_id() == id; |
| 515 | case token_types::expr: |
| 516 | return find_id_ref(static_cast<token_expr *>(it.data())->get_tree().root(), id); |
| 517 | case token_types::array: { |
| 518 | for (auto &tree : static_cast<token_array *>(token)->get_array()) { |
| 519 | if (find_id_ref(tree.root(), id)) |
| 520 | return true; |
| 521 | } |
| 522 | return false; |
| 523 | } |
| 524 | } |
| 525 | if (find_id_ref(it.left(), id) || find_id_ref(it.right(), id)) |
| 526 | return true; |
| 527 | else |
| 528 | return false; |
| 529 | } |
| 530 | |
| 531 | void |
| 532 | compiler_type::trim_expr(tree_type<token_base *> &tree, tree_type<token_base *>::iterator it, trim_type do_trim) |