From bdad96c81483477ff24131dfbc642520c654277b Mon Sep 17 00:00:00 2001
From: Lars Trieloff <trieloff@adobe.com>
Date: Wed, 24 Apr 2019 15:51:43 +0000
Subject: [PATCH] fix(html): ignore HTML tags when generating IDs for headlines

---
 package-lock.json            | 7 ++++++-
 package.json                 | 1 +
 src/utils/heading-handler.js | 3 ++-
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index 4423ba0fb..deb80e8ce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@adobe/helix-pipeline",
-  "version": "1.5.1",
+  "version": "1.6.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -14450,6 +14450,11 @@
       "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
       "dev": true
     },
+    "strip-markdown": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/strip-markdown/-/strip-markdown-3.0.3.tgz",
+      "integrity": "sha512-G2DSM9wy3PWxY3miAibWpsTqZgXLXgRoq0yVyaVs9O7FDGEwPO6pmSE8CyzHhU88Z2w1dkFqFmWUklFNsQKwqg=="
+    },
     "style-to-object": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/style-to-object/-/style-to-object-0.2.2.tgz",
diff --git a/package.json b/package.json
index 313432d02..bae1d74ae 100644
--- a/package.json
+++ b/package.json
@@ -72,6 +72,7 @@
     "request-promise-native": "^1.0.5",
     "retext": "^6.0.0",
     "retext-smartypants": "^3.0.1",
+    "strip-markdown": "^3.0.3",
     "unified": "^7.0.0",
     "unist-util-find-all-between": "^1.0.2",
     "unist-util-map": "^1.0.4",
diff --git a/src/utils/heading-handler.js b/src/utils/heading-handler.js
index 704fd9441..78f5529f1 100644
--- a/src/utils/heading-handler.js
+++ b/src/utils/heading-handler.js
@@ -11,6 +11,7 @@
  */
 const fallback = require('mdast-util-to-hast/lib/handlers/heading');
 const toString = require('mdast-util-to-string');
+const strip = require('strip-markdown');
 const GithubSlugger = require('github-slugger');
 
 /**
@@ -39,7 +40,7 @@ class HeadingHandler {
   handler() {
     return (h, node) => {
       // Prepare the heading id
-      const headingIdentifier = this.slugger.slug(toString(node));
+      const headingIdentifier = this.slugger.slug(toString(strip()(node)));
 
       // Inject the id after transformation
       const n = Object.assign({}, node);