ParserATNFactory.java 文件源码

/** From label {@code A} build graph {@code o-A->o}. */

    @Override
    public Handle tokenRef(TerminalAST node) {
        ATNState left = newState(node);
        ATNState right = newState(node);
        int ttype = g.getTokenType(node.getText());
        left.addTransition(new AtomTransition(right, ttype));
        node.atnState = left;
        return new Handle(left, right);
    }