From 2483aef69fa36b59ccb53cba23df08f10ac1e712 Mon Sep 17 00:00:00 2001
From: Nicholas Drane <nicholasDrane@gmail.com>
Date: Thu, 29 Nov 2018 21:56:42 -0600
Subject: [PATCH] fix(gatsby-transformer-remark): render html attributes in
 html excerpt (#10196)

* track markdown properties

* fix image markdown
---
 .../src/__tests__/__snapshots__/extend-node.js.snap           | 2 +-
 .../gatsby-transformer-remark/src/__tests__/extend-node.js    | 4 ++--
 packages/gatsby-transformer-remark/src/hast-processing.js     | 1 +
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/packages/gatsby-transformer-remark/src/__tests__/__snapshots__/extend-node.js.snap b/packages/gatsby-transformer-remark/src/__tests__/__snapshots__/extend-node.js.snap
index 648fc80a20a74..9bed3f6306003 100644
--- a/packages/gatsby-transformer-remark/src/__tests__/__snapshots__/extend-node.js.snap
+++ b/packages/gatsby-transformer-remark/src/__tests__/__snapshots__/extend-node.js.snap
@@ -57,7 +57,7 @@ Object {
 
 exports[`Excerpt is generated correctly from schema given an html format, it correctly maps nested markdown to html 1`] = `
 Object {
-  "excerpt": "<p>Where oh <a><em>where</em></a> <strong><em>is</em></strong> that pony?</p>",
+  "excerpt": "<p>Where oh <a href=\\"nick.com\\"><em>where</em></a> <strong><em>is</em></strong> <img src=\\"pony.png\\" alt=\\"that pony\\">?</p>",
   "frontmatter": Object {
     "title": "my little pony",
   },
diff --git a/packages/gatsby-transformer-remark/src/__tests__/extend-node.js b/packages/gatsby-transformer-remark/src/__tests__/extend-node.js
index 7fd5a833895c0..938c6eb590405 100644
--- a/packages/gatsby-transformer-remark/src/__tests__/extend-node.js
+++ b/packages/gatsby-transformer-remark/src/__tests__/extend-node.js
@@ -245,7 +245,7 @@ title: "my little pony"
 date: "2017-09-18T23:19:51.246Z"
 ---
 
-Where oh [*where*](nick.com) **_is_** that pony?`,
+Where oh [*where*](nick.com) **_is_** ![that pony](pony.png)?`,
     `excerpt(format: HTML)
     frontmatter {
         title
@@ -254,7 +254,7 @@ Where oh [*where*](nick.com) **_is_** that pony?`,
     node => {
       expect(node).toMatchSnapshot()
       expect(node.excerpt).toMatch(
-        `<p>Where oh <a><em>where</em></a> <strong><em>is</em></strong> that pony?</p>`
+        `<p>Where oh <a href="nick.com"><em>where</em></a> <strong><em>is</em></strong> <img src="pony.png" alt="that pony">?</p>`
       )
     }
   )
diff --git a/packages/gatsby-transformer-remark/src/hast-processing.js b/packages/gatsby-transformer-remark/src/hast-processing.js
index 46068438a9cff..b6d5ac9dbdeb8 100644
--- a/packages/gatsby-transformer-remark/src/hast-processing.js
+++ b/packages/gatsby-transformer-remark/src/hast-processing.js
@@ -4,6 +4,7 @@ function duplicateNode(node) {
     children: [],
     tagName: node.tagName,
     value: node.value,
+    properties: node.properties,
   }
 }