From 09eb3ef4054e44ce5e156b36bbb62cb5ac9c4b5f Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Fri, 26 May 2023 18:58:06 +0200
Subject: [PATCH] LibWeb: Add fit-content as a valid size value for CSS width

---
 Userland/Libraries/LibWeb/CSS/Identifiers.json    | 1 +
 Userland/Libraries/LibWeb/CSS/Properties.json     | 3 ++-
 Userland/Libraries/LibWeb/CSS/Size.cpp            | 6 ++++++
 Userland/Libraries/LibWeb/CSS/Size.h              | 1 +
 Userland/Libraries/LibWeb/CSS/StyleProperties.cpp | 2 ++
 5 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Userland/Libraries/LibWeb/CSS/Identifiers.json b/Userland/Libraries/LibWeb/CSS/Identifiers.json
index 742f606c41..3110d40ee3 100644
--- a/Userland/Libraries/LibWeb/CSS/Identifiers.json
+++ b/Userland/Libraries/LibWeb/CSS/Identifiers.json
@@ -118,6 +118,7 @@
   "fantasy",
   "fast",
   "fine",
+  "fit-content",
   "fixed",
   "flex",
   "flex-end",
diff --git a/Userland/Libraries/LibWeb/CSS/Properties.json b/Userland/Libraries/LibWeb/CSS/Properties.json
index d030544efa..05c7f79f83 100644
--- a/Userland/Libraries/LibWeb/CSS/Properties.json
+++ b/Userland/Libraries/LibWeb/CSS/Properties.json
@@ -1663,7 +1663,8 @@
       "percentage [0,∞]"
     ],
     "valid-identifiers": [
-      "auto"
+      "auto",
+      "fit-content"
     ],
     "quirks": [
       "unitless-length"
diff --git a/Userland/Libraries/LibWeb/CSS/Size.cpp b/Userland/Libraries/LibWeb/CSS/Size.cpp
index 5df737b3be..53ccb60f97 100644
--- a/Userland/Libraries/LibWeb/CSS/Size.cpp
+++ b/Userland/Libraries/LibWeb/CSS/Size.cpp
@@ -64,6 +64,12 @@ Size Size::make_fit_content(Length available_space)
     return Size { Type::FitContent, move(available_space) };
 }
 
+Size Size::make_fit_content()
+{
+    // NOTE: We use "auto" as a stand-in for "stretch" here.
+    return Size { Type::FitContent, Length::make_auto() };
+}
+
 Size Size::make_none()
 {
     return Size { Type::None, Length::make_auto() };
diff --git a/Userland/Libraries/LibWeb/CSS/Size.h b/Userland/Libraries/LibWeb/CSS/Size.h
index ff12a824b1..59fe05809d 100644
--- a/Userland/Libraries/LibWeb/CSS/Size.h
+++ b/Userland/Libraries/LibWeb/CSS/Size.h
@@ -33,6 +33,7 @@ public:
     static Size make_min_content();
     static Size make_max_content();
     static Size make_fit_content(Length available_space);
+    static Size make_fit_content();
     static Size make_none();
 
     bool is_auto() const { return m_type == Type::Auto; }
diff --git a/Userland/Libraries/LibWeb/CSS/StyleProperties.cpp b/Userland/Libraries/LibWeb/CSS/StyleProperties.cpp
index 0aa12da1d6..ee92870397 100644
--- a/Userland/Libraries/LibWeb/CSS/StyleProperties.cpp
+++ b/Userland/Libraries/LibWeb/CSS/StyleProperties.cpp
@@ -72,6 +72,8 @@ CSS::Size StyleProperties::size_value(CSS::PropertyID id) const
             return CSS::Size::make_min_content();
         case ValueID::MaxContent:
             return CSS::Size::make_max_content();
+        case ValueID::FitContent:
+            return CSS::Size::make_fit_content();
         case ValueID::None:
             return CSS::Size::make_none();
         default: