diff options
Diffstat (limited to 'decoder/tree_fragment.cc')
| -rw-r--r-- | decoder/tree_fragment.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/decoder/tree_fragment.cc b/decoder/tree_fragment.cc index 42f7793a..5f717c5b 100644 --- a/decoder/tree_fragment.cc +++ b/decoder/tree_fragment.cc @@ -64,6 +64,13 @@ int TreeFragment::SetupSpansRec(unsigned cur, int left) { return right; } +vector<int> TreeFragment::Terminals() const { + vector<int> terms; + for (auto& x : *this) + if (IsTerminal(x)) terms.push_back(x); + return terms; +} + // cp is the character index in the tree // np keeps track of the nodes (nonterminals) that have been built // symp keeps track of the terminal symbols that have been built |