code: function getInclude3() {
    const type = NodeType.IncludeType;
    const token = tokens[pos];
    const line = token.ln;
    const column = token.col;
    const content = [].concat(
      getAtkeyword(),
      getSC(),
      getIdentOrInterpolation(),
      getSC(),
      getArguments()
    );
  
    return newNode(type, content, line, column);
  }
docs: Get node with included mixin like `@include nani(foo)`
  @returns {Array} `['include', ['atkeyword', x], sc, ['selector', y], sc,
  ['arguments', z], sc]` where `x` is `include` or `extend`, `y` is
  mixin's identifier (selector), `z` are arguments passed to the
  mixin and `sc` are optional whitespaces