text: /**
   * Check whether a value is standard
   *
   * @param {string} value
   * @return {boolean} If `true`, the value is a variable
   */
  export default function (value) {
  
    // SCSS variable
    if (value[0] === "$") { return false }
  
    // Less variable
    if (value[0] === "@") { return false }
  
    // SCSS or Less interpolation
    if (/#{.+?}|@{.+?}|\$\(.+?\)/.test(value)) { return false }
  
    return true
  }
  