From c01c9cffb711cf3c647e68fdb417a505aa44c784 Mon Sep 17 00:00:00 2001
From: olOwOlo <26087907+olOwOlo@users.noreply.github.com>
Date: Wed, 1 Nov 2017 22:55:58 +0800
Subject: feat: remove excess `ul` when the title is not starting from `h1`

release 2.6.5
---
 src/js/even.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/js')

diff --git a/src/js/even.js b/src/js/even.js
index 783698a..974346e 100644
--- a/src/js/even.js
+++ b/src/js/even.js
@@ -160,12 +160,24 @@ Even.toc = function () {
       // toc = true, but there are no headings
       tocContainer.parentNode.removeChild(tocContainer)
     } else {
+      this._refactorToc(toc)
       this._linkToc()
       this._initToc()
     }
   }
 }
 
+Even._refactorToc = function (toc) {
+  const oldTocList = toc.children[0]
+  let newTocList = oldTocList
+  let temp
+  while (newTocList.children.length === 1 && (temp = newTocList.children[0].children[0]).tagName === 'UL')
+    newTocList = temp
+
+  if (newTocList !== oldTocList)
+    toc.replaceChild(newTocList, oldTocList)
+}
+
 Even._linkToc = function () {
   const links = document.querySelectorAll('#TableOfContents a')
   for (let i = 0; i < links.length; i++) links[i].className += ' toc-link'
-- 
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