LibWeb: Implement basic CSS random() function

At the moment this is limited to only fixed value sharing and does not support step values
Author: https://github.com/Calme1709 Commit: 2a5e389f63 Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/6707 Reviewed-by: https://github.com/AtkinsSJ ✅ Reviewed-by: https://github.com/gmta
2025-12-07 21:59:54 +00:00 · 2025-11-04 13:35:17 +13:00 · 2025-11-04 13:35:17 +13:00 · 2a5e389f63 · 2025-12-01 11:02:05 +00:00
commit 2a5e389f63
parent 8944130fde
17 changed files with 380 additions and 31 deletions
--- a/Libraries/LibWeb/CSS/MathFunctions.json
+++ b/Libraries/LibWeb/CSS/MathFunctions.json
@ -168,6 +168,28 @@
      }
    ]
  },
+  "random": {
+    "parameter-validation": "consistent",
+    "parameters": [
+      {
+        "name": "random-value-sharing",
+        "type": "<random-value-sharing>",
+        "required": false,
+        "default": "auto",
+        "__comment": "NOTE: The actual default is hardcoded and we don't respect the value above, we have it there so we know that this argument has a default"
+      },
+      {
+        "name": "minimum",
+        "type": "<number>|<dimension>|<percentage>",
+        "required": true
+      },
+      {
+        "name": "maximum",
+        "type": "<number>|<dimension>|<percentage>",
+        "required": true
+      }
+    ]
+  },
  "rem": {
    "parameter-validation": "same",
    "parameters": [