Don’t break sibling-*() functions when used inside calc(…)

thecrypticace · thecrypticace · commit b620a1984ff0 · 2025-11-19T08:45:50.000-05:00
diff --git a/src/util/dataTypes.js b/src/util/dataTypes.js
@@ -149,6 +149,9 @@ function normalizeMathOperatorSpacing(value) {
     'repeating-conic-gradient',
 
     'anchor-size',
+
+    'sibling-index',
+    'sibling-count',
   ]
 
   return value.replace(/(calc|min|max|clamp)\(.+\)/g, (match) => {
diff --git a/tests/normalize-data-types.test.js b/tests/normalize-data-types.test.js
@@ -98,6 +98,8 @@ let table = [
 
   // Prevent formatting functions that are not math functions
   ['w-[calc(anchor-size(width)+8px)]', 'w-[calc(anchor-size(width) + 8px)]'],
+  ['w-[calc(sibling-index()*1%)]', 'w-[calc(sibling-index() * 1%)]'],
+  ['w-[calc(sibling-count()*1%)]', 'w-[calc(sibling-count() * 1%)]'],
 
   // Misc
   ['color(0_0_0/1.0)', 'color(0 0 0/1.0)'],

Original file line number	Diff line number	Diff line change
`@@ -149,6 +149,9 @@ function normalizeMathOperatorSpacing(value) {`
`149`	`149`	`'repeating-conic-gradient',`
`150`	`150`
`151`	`151`	`'anchor-size',`
	`152`	`+`
	`153`	`+ 'sibling-index',`
	`154`	`+ 'sibling-count',`
`152`	`155`	`]`
`153`	`156`
`154`	`157`	`return value.replace(/(calc\|min\|max\|clamp)\(.+\)/g, (match) => {`