bump 1.4.1

lib/docsify.js

@@ -114,6 +114,35 @@ function isMobile () {
   return document.body.clientWidth <= 600
 }
 
+function slugify (string) {
+  var re = /[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,.\/:;<=>?@\[\]^`{|}~]/g;
+  var maintainCase = false;
+  var replacement = '-';
+  slugify.occurrences = slugify.occurrences || {};
+
+  if (typeof string !== 'string') { return '' }
+  if (!maintainCase) { string = string.toLowerCase(); }
+
+  var slug = string.trim()
+    .replace(re, '')
+    .replace(/\s/g, replacement);
+  var occurrences = slugify.occurrences[slug];
+
+  if (slugify.occurrences.hasOwnProperty(slug)) {
+    occurrences++;
+  } else {
+    occurrences = 0;
+  }
+
+  slugify.occurrences[slug] = occurrences;
+
+  if (occurrences) {
+    slug = slug + '-' + occurrences;
+  }
+
+  return slug
+}
+
 /**
  * Active sidebar when scroll
  * @link https://buble.surge.sh/
@@ -2400,9 +2429,7 @@ var renderer = new marked.Renderer();
  * @link https://github.com/chjj/marked#overriding-renderer-methods
  */
 renderer.heading = function (text, level) {
-  var slug = text.toLowerCase()
+  var slug = slugify(text);
-      .replace(/<(?:.|\n)*?>/gm, '')
-      .replace(/[^\w|\u4e00-\u9fa5]+/g, '-');
   var route = '';
 
   if (OPTIONS$1.router) {