Examples of SingletonPredictionContext

Examples of org.antlr.v4.runtime.atn.SingletonPredictionContext

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      "}\n";
    assertEquals(expecting, toDOTString(r, rootIsWildcard()));
  }

  @Test public void test_Aaubv_Abvdu() { // au,bv + bv,du -> [a,b,d]->[u,v,u]; u,v shared
    SingletonPredictionContext a = createSingleton(u(), 1);
    SingletonPredictionContext b1 = createSingleton(v(), 2);
    SingletonPredictionContext b2 = createSingleton(v(), 2);
    SingletonPredictionContext d = createSingleton(u(), 4);
    ArrayPredictionContext A1 = array(a, b1);
    ArrayPredictionContext A2 = array(b2, d);
    PredictionContext r = PredictionContext.merge(A1, A2, rootIsWildcard(), null);
    System.out.println(toDOTString(r, rootIsWildcard()));
    String expecting =
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Examples of org.antlr.v4.runtime.atn.SingletonPredictionContext

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      "}\n";
    assertEquals(expecting, toDOTString(r, rootIsWildcard()));
  }

  @Test public void test_Aaubu_Acudu() { // au,bu + cu,du -> [a,b,c,d]->[u,u,u,u]
    SingletonPredictionContext a = createSingleton(u(), 1);
    SingletonPredictionContext b = createSingleton(u(), 2);
    SingletonPredictionContext c = createSingleton(u(), 3);
    SingletonPredictionContext d = createSingleton(u(), 4);
    ArrayPredictionContext A1 = array(a, b);
    ArrayPredictionContext A2 = array(c, d);
    PredictionContext r = PredictionContext.merge(A1, A2, rootIsWildcard(), null);
    System.out.println(toDOTString(r, rootIsWildcard()));
    String expecting =
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Examples of org.antlr.v4.runtime.atn.SingletonPredictionContext

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  private SingletonPredictionContext y() {
    return createSingleton(PredictionContext.EMPTY, 10);
  }

  public SingletonPredictionContext createSingleton(PredictionContext parent, int payload) {
    SingletonPredictionContext a = SingletonPredictionContext.create(parent, payload);
    return a;
  }
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