code: function getDeclaration1() {
    const type = NodeType.DeclarationType;
    const token = tokens[pos];
    const line = token.ln;
    const column = token.col;
    const content = [];
  
    content.push(getProperty());
    if (checkS(pos)) content.push(getS());
    content.push(getPropertyDelim());
    if (checkS(pos)) content.push(getS());
    content.push(getValue());
  
    return newNode(type, content, line, column);
  }
docs: Get node with a declaration
  @return {Array} `['declaration', ['property', x], ['propertyDelim'],
  ['value', y]]`