1 files changed, 22 insertions, 0 deletions
diff --git a/node_modules/vuepress/lib/webpack/HeadPlugin.js b/node_modules/vuepress/lib/webpack/HeadPlugin.js
new file mode 100644
index 00000000..2ccb46e0
--- /dev/null
+++ b/node_modules/vuepress/lib/webpack/HeadPlugin.js
@@ -0,0 +1,22 @@
+const { normalizeHeadTag } = require('../util')
+
+module.exports = class SiteDataPlugin {
+  constructor ({ tags }) {
+    this.tags = tags
+  }
+
+  apply (compiler) {
+    compiler.hooks.compilation.tap('vuepress-site-data', compilation => {
+      compilation.hooks.htmlWebpackPluginAlterAssetTags.tapAsync('vuepress-site-data', (data, cb) => {
+        try {
+          this.tags.forEach(tag => {
+            data.head.push(normalizeHeadTag(tag))
+          })
+        } catch (e) {
+          return cb(e)
+        }
+        cb(null, data)
+      })
+    })
+  }
+}