/**
 * Handle whitespace rendering based on meta string
 *
 * `` ```js :whitespace[=all|boundary|trailing] ``
 *
 * @param parser - Code parser instance
 * @param meta - Meta string
 * @param globalOption - Global whitespace option
 *
 * @example
 * ```ts
 * import { metaWhitespace } from '@vuepress/plugin-prismjs'
 *
 * metaWhitespace(parser, ':whitespace=all', true)
 * ```
 */
export const metaWhitespace = (
  parser: CodeParser,
  meta: string,
  globalOption: WhitespacePosition | true = true,
): void => {
  const position = resolveWhitespacePosition(meta, globalOption)

  if (!position) return

  parser.line((line) => {
    renderWhitespaceInLine(line, position)
  })
}