Function creator

lib/postcss.js:31–55

(...args)

postcss.plugin = function plugin(name, initializer) {
  let warningPrinted = false
  function creator(...args) {
    // eslint-disable-next-line no-console
    if (console && console.warn && !warningPrinted) {
      warningPrinted = true
      // eslint-disable-next-line no-console
      console.warn(
        name +
          ': postcss.plugin was deprecated. Migration guide:\n' +
          'https://evilmartians.com/chronicles/postcss-8-plugin-migration'
      )
      if (process.env.LANG && process.env.LANG.startsWith('cn')) {
        /* c8 ignore next 7 */
        // eslint-disable-next-line no-console
        console.warn(
          name +
            ': 里面 postcss.plugin 被弃用. 迁移指南:\n' +
            'https://www.w3ctech.com/topic/2226'
        )
      }
    }
    let transformer = initializer(...args)
    transformer.postcssPlugin = name
    transformer.postcssVersion = new Processor().version
    return transformer
  }

  let cache
  Object.defineProperty(creator, 'postcss', {