Package org.antlr.runtime.tree

Examples of org.antlr.runtime.tree.CommonTreeNodeStream.consume()

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    int indexOf104 = 6;
    stream.push(indexOf104);
    assertEquals(104, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(105, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
    // RETURN (to UP node in 102 subtree)
    stream.pop();
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    assertEquals(104, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(105, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
    // RETURN (to UP node in 102 subtree)
    stream.pop();

    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
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    r0.addChild(new CommonTree(new CommonToken(109)));

    CommonTreeNodeStream stream = new CommonTreeNodeStream(r0);

    while ( stream.LA(1)!=Token.EOF ) {
      stream.consume();
    }
    int indexOf102 = 2;
    int indexOf104 = 6;
    assertEquals(Token.EOF, ((Tree)stream.LT(1)).getType());
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    assertEquals(Token.EOF, ((Tree)stream.LT(1)).getType());

    // CALL 102
    stream.push(indexOf102);
    assertEquals(102, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(103, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
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    // CALL 102
    stream.push(indexOf102);
    assertEquals(102, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(103, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
    // RETURN (to empty stack)
    stream.pop();
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    assertEquals(102, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(103, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
    // RETURN (to empty stack)
    stream.pop();
    assertEquals(Token.EOF, ((Tree)stream.LT(1)).getType());
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    assertEquals(Token.EOF, ((Tree)stream.LT(1)).getType());

    // CALL 104
    stream.push(indexOf104);
    assertEquals(104, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(105, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
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    // CALL 104
    stream.push(indexOf104);
    assertEquals(104, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(105, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
    // RETURN (to empty stack)
    stream.pop();
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    assertEquals(104, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 102
    assertEquals(Token.DOWN, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume DN
    assertEquals(105, ((Tree)stream.LT(1)).getType());
    stream.consume(); // consume 103
    assertEquals(Token.UP, ((Tree)stream.LT(1)).getType());
    // RETURN (to empty stack)
    stream.pop();
    assertEquals(Token.EOF, ((Tree)stream.LT(1)).getType());
  }
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