fix: wrong import path (close: #937)

Author: ulivz

packages/@vuepress/core/lib/prepare/Page.js

@@ -4,9 +4,8 @@
  * Module dependencies.
  */
 
-const slugify = require('../../../markdown/lib/slugify')
 const { inferDate, DATE_RE } = require('../util/index')
-const { extractHeaders, fs, path, fileToPath, parseFrontmatter, getPermalink, inferTitle } = require('@vuepress/shared-utils')
+const { extractHeaders, fs, path, fileToPath, parseFrontmatter, getPermalink, inferTitle, slugify } = require('@vuepress/shared-utils')
 
 /**
  * Expose Page class.

packages/@vuepress/markdown/__tests__/slugify.spec.js

@@ -1,6 +1,6 @@
 import { Md } from './util'
 import anchor from 'markdown-it-anchor'
-import slugify from '../lib/slugify.js'
+import slugify from '../../shared-utils/lib/slugify.js'
 
 const mdS = Md().use(anchor, {
   slugify,

packages/@vuepress/markdown/lib/index.js

@@ -17,8 +17,7 @@ const snippetPlugin = require('./snippet')
 const emojiPlugin = require('markdown-it-emoji')
 const anchorPlugin = require('markdown-it-anchor')
 const tocPlugin = require('markdown-it-table-of-contents')
-const _slugify = require('./slugify')
-const { parseHeaders } = require('@vuepress/shared-utils')
+const { parseHeaders, slugify: _slugify } = require('@vuepress/shared-utils')
 
 /**
  * Create markdown by config.

packages/@vuepress/markdown/package.json

@@ -19,7 +19,6 @@
   ],
   "dependencies": {
     "@vuepress/shared-utils": "^1.0.0-alpha.11",
-    "diacritics": "^1.3.0",
     "markdown-it": "^8.4.1",
     "markdown-it-anchor": "^5.0.2",
     "markdown-it-chain": "^1.2.1",

packages/@vuepress/shared-utils/index.js

@@ -31,3 +31,4 @@ exports.globby = require('globby')
 exports.hash = require('hash-sum')
 
 exports.fallback = require('./lib/fallback')
+exports.slugify = require('./lib/slugify')

packages/@vuepress/markdown/lib/slugify.js packages/@vuepress/shared-utils/lib/slugify.js

@@ -22,7 +22,8 @@
     "fs-extra": "^5.0.0",
     "globby": "^8.0.1",
     "hash-sum": "^1.0.2",
-    "upath": "^1.1.0"
+    "upath": "^1.1.0",
+    "diacritics": "^1.3.0"
   },
   "author": "ULIVZ <chl814@foxmail.com>",
   "license": "MIT",