!7

sclass Entry {
  S time, text;
  SS mapping;
  S wordsChanged;
}

cmodule ELEMatchWithPastInput > DynObjectTable<Entry> {
  start { doEvery(1.0, r grab); }
  
  void grab enter {
    if (!ele_on()) ret;
    S input = ele_currentInput();
    if (empty(input)) ret with clear();
    
    int wordCount = countCodeTokens(javaTokWithBrackets_cached(input));
    Cl<virtual Entry> l = ele_pastInputs();
    setData(sortedByField_alphaNum wordsChanged(mapNonNulls(l, e -> {
      SS mapping = gazelle_zip(getString text(e), input);
      if (mapping == null) null;
      ret setAll(quickImportToClass Entry(e), +mapping,
        wordsChanged := l(mapping) + "/" + wordCount);
    })));
  }
}

Began life as a copy of #1026353