Postcss 8 (#16)

Author: goto-bus-stop

.npmrc

@@ -0,0 +1 @@
+package-lock=false

.travis.yml

@@ -1,7 +1,6 @@
 language: node_js
 node_js:
-- "4"
-- "6"
 - "8"
 - "10"
+- "12"
 - "node"

index.js

@@ -3,17 +3,19 @@
 const postcss = require('postcss')
 const Selector = require('postcss-selector-parser')
 
-module.exports = postcss.plugin('postcss-prefix', postcssPrefix)
+module.exports = postcssPrefix
+postcssPrefix.postcss = true
 
 function postcssPrefix (prefix, options) {
   options = options || {}
 
-  return function walk (root) {
-    root.walkRules(function (rule) {
+  return {
+    postcssPlugin: 'postcss-prefix',
+    Rule: function (rule) {
       const selector = Selector(transformSelectors)
         .processSync(rule.selector)
       rule.selector = selector
-    })
+    }
   }
 
   function transformSelectors (selectors) {

package.json

@@ -1,15 +1,20 @@
 {
   "name": "postcss-prefix",
+  "description": "Replace `:host` elements with a prefix of your choosing",
   "version": "2.2.0",
-  "license": "MIT",
-  "repository": "stackcss/postcss-prefix",
+  "author": "Hugh Kennedy <hughskennedy@gmail.com>",
+  "bugs": "https://github.com/stackcss/postcss-prefix/issues",
   "dependencies": {
-    "postcss": "^5.0.8",
-    "postcss-selector-parser": "^4.0.0"
+    "postcss-selector-parser": "^6.0.2"
   },
   "devDependencies": {
-    "tape": "^4.2.1"
+    "postcss": "^8.0.5",
+    "tape": "^5.0.1"
   },
+  "homepage": "https://github.com/stackcss/postcss-prefix",
+  "license": "MIT",
+  "main": "index.js",
+  "repository": "stackcss/postcss-prefix",
   "scripts": {
     "test": "tape test/index.js"
   }