text: /**
   * Module dependencies.
   */
  const postcss = require("postcss")
  const valueParser = require("postcss-values-parser")
  const color = "#639"
  const regexp = /(^|[^\w-])rebeccapurple([^\w-]|$)/
  
  /**
   * PostCSS plugin to convert colors
   */
  module.exports = postcss.plugin("postcss-color-rebeccapurple", () => (style) => {
    style.walkDecls((decl) => {
      const value = decl.value;
  
      if (value && regexp.test(value)) {
        const valueAST = valueParser(value).parse()
  
        valueAST.walk(node => {
          if (node.type === "word" && node.value === "rebeccapurple") {
            node.value = color
          }
        })
  
        decl.value = valueAST.toString()
      }
    })
  })
  