From ab1ab10666ea8f9f1abfd5b897ebb9fd4f6d9d5e Mon Sep 17 00:00:00 2001
From: Brett Zamir <brettz9@yahoo.com>
Date: Sat, 11 Feb 2023 08:03:13 -0700
Subject: [PATCH] fix(`check-line-alignment`): avoid adding whitespace if
 hyphen at end of line; fixes #983

---
 README.md                                   | 6 ++++++
 src/rules/checkLineAlignment.js             | 2 +-
 test/rules/assertions/checkLineAlignment.js | 9 +++++++++
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 2631b212e..a7a054495 100644
--- a/README.md
+++ b/README.md
@@ -2864,6 +2864,12 @@ const fn = ( lorem, sit ) => {};
  */
 const fn = ( a, b ) => {};
 // "jsdoc/check-line-alignment": ["error"|"warn", "always"]
+
+/**
+ * @param {string|string[]|TemplateResult|TemplateResult[]} event.detail.description -
+ *    Notification description
+ */
+function quux () {}
 ````
 
 
diff --git a/src/rules/checkLineAlignment.js b/src/rules/checkLineAlignment.js
index fb20a0632..12435bc54 100644
--- a/src/rules/checkLineAlignment.js
+++ b/src/rules/checkLineAlignment.js
@@ -66,7 +66,7 @@ const checkNotAlignedPerTag = (utils, tag, customSpacings) => {
 
   const postHyphenSpacing = customSpacings?.postHyphen ?? 1;
   const exactHyphenSpacing = new RegExp(`^\\s*-\\s{${postHyphenSpacing},${postHyphenSpacing}}(?!\\s)`, 'u');
-  const hasNoHyphen = !(/^\s*-/u).test(tokens.description);
+  const hasNoHyphen = !(/^\s*-(?!$)/u).test(tokens.description);
   const hasExactHyphenSpacing = exactHyphenSpacing.test(
     tokens.description,
   );
diff --git a/test/rules/assertions/checkLineAlignment.js b/test/rules/assertions/checkLineAlignment.js
index 83c83b182..1e928e447 100644
--- a/test/rules/assertions/checkLineAlignment.js
+++ b/test/rules/assertions/checkLineAlignment.js
@@ -1909,5 +1909,14 @@ export default {
         'always',
       ],
     },
+    {
+      code: `
+      /**
+       * @param {string|string[]|TemplateResult|TemplateResult[]} event.detail.description -
+       *    Notification description
+       */
+      function quux () {}
+      `,
+    },
   ],
 };