From b1e2c8fd5cb5dfa46bc440a12eafaf56cd844b1c Mon Sep 17 00:00:00 2001
From: Philipp Tanlak <philipp.tanlak@gmail.com>
Date: Mon, 24 Nov 2025 20:54:57 +0100
Subject: Docs

---
 .../tailwindcss/src/util/removeAlphaVariables.js   | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 node_modules/tailwindcss/src/util/removeAlphaVariables.js

(limited to 'node_modules/tailwindcss/src/util/removeAlphaVariables.js')

diff --git a/node_modules/tailwindcss/src/util/removeAlphaVariables.js b/node_modules/tailwindcss/src/util/removeAlphaVariables.js
new file mode 100644
index 0000000..76655be
--- /dev/null
+++ b/node_modules/tailwindcss/src/util/removeAlphaVariables.js
@@ -0,0 +1,24 @@
+/**
+ * This function removes any uses of CSS variables used as an alpha channel
+ *
+ * This is required for selectors like `:visited` which do not allow
+ * changes in opacity or external control using CSS variables.
+ *
+ * @param {import('postcss').Container} container
+ * @param {string[]} toRemove
+ */
+export function removeAlphaVariables(container, toRemove) {
+  container.walkDecls((decl) => {
+    if (toRemove.includes(decl.prop)) {
+      decl.remove()
+
+      return
+    }
+
+    for (let varName of toRemove) {
+      if (decl.value.includes(`/ var(${varName})`)) {
+        decl.value = decl.value.replace(`/ var(${varName})`, '')
+      }
+    }
+  })
+}
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