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< > BotCompany Repo | #1003040 // Vessel

JavaX source code [tags: use-pretranspiled] - run with: x30.jar

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!752
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// A vessel is a list of strings (sentences).
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sclass Vessel {
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  new L<S> data;
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  int index;
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  *() {}
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  *(L<S> *data, int *index) {}
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  void add(S s) {
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    data.add(simplify(s));
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  }
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  bool consume(S s) {
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    if (end()) ret false;
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    s = simplify(s);
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    /*if (same(next(), s)) {
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      ++index;
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      ret true;
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    }
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    ret false;*/
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    //++index;
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    if (!same(next(), s)) {
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      --index;
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      ret false;
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    }
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    ret true;
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  }
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  void restart() {
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    index = 0;
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  }
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  // may be null if index after end
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  S next() {
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    ret end() ? null : get(data, index++);
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  }
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  bool end() {
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    ret index >= l(data);
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  }
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  public Vessel clone() {
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    ret new Vessel(cloneList(data), index);
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  }
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}
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static S simplify(S s) {
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  ret s.trim().toUpperCase();
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}
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static bool same(S a, S b) {
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  ret eq(a, b);
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}
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p {
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  new Vessel v;
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  v.add("hello");
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  v.add("world");
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  print("HELLO");
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  assertTrue(v.consume("HELLO"));
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  assertEquals(1, v.index);
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  print("world? " + v.next());
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  print("end? " + v.end());
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}

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Snippet ID: #1003040
Snippet name: Vessel
Eternal ID of this version: #1003040/1
Text MD5: 4b94832162aee331677196b9fa9b429b
Transpilation MD5: 31ba35fcb66a952a3b214efc00814ffb
Author: stefan
Category: javax
Type: JavaX source code
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2016-04-24 03:03:23
Source code size: 1098 bytes / 71 lines
Pitched / IR pitched: No / No
Views / Downloads: 581 / 632
Referenced in: [show references]