From 0831134e778660078697cfea54bb9ef17694d8a0 Mon Sep 17 00:00:00 2001
From: i544693 <369491420@qq.com>
Date: Mon, 12 Sep 2022 16:21:27 +0800
Subject: [PATCH] fix: fix search with no content.

---
 src/plugins/search/search.js | 15 ++++++++-------
 test/e2e/search.test.js      | 20 ++++++++++++++++++++
 2 files changed, 28 insertions(+), 7 deletions(-)

diff --git a/src/plugins/search/search.js b/src/plugins/search/search.js
index 91a21094e..3266b7bb4 100644
--- a/src/plugins/search/search.js
+++ b/src/plugins/search/search.js
@@ -211,14 +211,15 @@ export function search(query) {
           }
 
           const matchContent =
+            handlePostContent &&
             '...' +
-            handlePostContent
-              .substring(start, end)
-              .replace(
-                regEx,
-                word => `<em class="search-keyword">${word}</em>`
-              ) +
-            '...';
+              handlePostContent
+                .substring(start, end)
+                .replace(
+                  regEx,
+                  word => `<em class="search-keyword">${word}</em>`
+                ) +
+              '...';
 
           resultStr += matchContent;
         }
diff --git a/test/e2e/search.test.js b/test/e2e/search.test.js
index cab645184..ed79f05f9 100644
--- a/test/e2e/search.test.js
+++ b/test/e2e/search.test.js
@@ -176,4 +176,24 @@ test.describe('Search Plugin Tests', () => {
     await searchFieldElm.fill('hello');
     await expect(resultsHeadingElm).toHaveText('Changelog Title');
   });
+  test('search when there is no body', async ({ page }) => {
+    const docsifyInitConfig = {
+      markdown: {
+        homepage: `
+          # EmptyContent
+          ---
+          ---
+        `,
+      },
+      scriptURLs: ['/lib/plugins/search.min.js'],
+    };
+
+    const searchFieldElm = page.locator('input[type=search]');
+    const resultsHeadingElm = page.locator('.results-panel h2');
+
+    await docsifyInit(docsifyInitConfig);
+
+    await searchFieldElm.fill('empty');
+    await expect(resultsHeadingElm).toHaveText('EmptyContent');
+  });
 });