private void step1()

in opennlp-tools/src/main/java/opennlp/tools/stemmer/PorterStemmer.java [275:306]

• 32 lines of code
• 19 McCabe index (conditional complexity)

  private void step1() {
    if (b[k] == 's') {
      if (ends("sses")) {
        k -= 2;
      } else if (ends("ies")) {
        setto("i");
      } else if (b[k - 1] != 's') {
        k--;
      }
    }
    if (ends("eed")) {
      if (m() > 0) {
        k--;
      }
    } else if ((ends("ed") || ends("ing")) && vowelinstem()) {
      k = j;
      if (ends("at")) {
        setto("ate");
      } else if (ends("bl")) {
        setto("ble");
      } else if (ends("iz")) {
        setto("ize");
      } else if (doublec(k)) {
        int ch = b[k--];
        if (ch == 'l' || ch == 's' || ch == 'z') {
          k++;
        }
      } else if (m() == 1 && cvc(k)) {
        setto("e");
      }
    }
  }