From ec2eef25b2a70dfab54e2636f50d14f2a0b8ca08 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fa=E9=B8=BD?= <43724908+Akarinnnnn@users.noreply.github.com>
Date: Wed, 4 Jun 2025 19:23:18 +0800
Subject: [PATCH] Remove HtmlHelper.UnescapeNullable

---
 src/Markdig/Helpers/HtmlHelper.cs              | 18 ------------------
 .../Parsers/Inlines/LinkInlineParser.cs        |  2 +-
 2 files changed, 1 insertion(+), 19 deletions(-)

diff --git a/src/Markdig/Helpers/HtmlHelper.cs b/src/Markdig/Helpers/HtmlHelper.cs
index 83f18bcb..4887653f 100644
--- a/src/Markdig/Helpers/HtmlHelper.cs
+++ b/src/Markdig/Helpers/HtmlHelper.cs
@@ -465,24 +465,6 @@ public static class HtmlHelper
         }
     }
 
-    /// <summary>
-    /// Destructively unescape a string: remove backslashes before punctuation or symbol characters.
-    /// </summary>
-    /// <param name="text">The string data that will be changed by unescaping any punctuation or symbol characters.</param>
-    /// <param name="removeBackSlash">if set to <c>true</c> [remove back slash].</param>
-    /// <returns>Unescaped text, or null if <paramref name="text"/> is null.<returns>
-    public static string? UnescapeNullable(string? text, bool removeBackSlash = true)
-    {
-        if (text == null)
-        {
-            return null;
-        }
-        else
-        {
-            return Unescape(text, removeBackSlash);
-        }
-    }
-
     /// <summary>
     /// Destructively unescape a string: remove backslashes before punctuation or symbol characters.
     /// </summary>
diff --git a/src/Markdig/Parsers/Inlines/LinkInlineParser.cs b/src/Markdig/Parsers/Inlines/LinkInlineParser.cs
index a982eb37..a9687a31 100644
--- a/src/Markdig/Parsers/Inlines/LinkInlineParser.cs
+++ b/src/Markdig/Parsers/Inlines/LinkInlineParser.cs
@@ -260,7 +260,7 @@ public class LinkInlineParser : InlineParser
                     link = new LinkInline()
                     {
                         Url = HtmlHelper.Unescape(url, removeBackSlash: false),
-                        Title = HtmlHelper.UnescapeNullable(title, removeBackSlash: false),
+                        Title = title is null ? null : HtmlHelper.Unescape(title, removeBackSlash: false),
                         IsImage = openParent.IsImage,
                         LabelSpan = openParent.LabelSpan,
                         UrlSpan = inlineState.GetSourcePositionFromLocalSpan(linkSpan),