From 6456d4ef7627ec51f1a8e3bdce618e0e9ffc21d3 Mon Sep 17 00:00:00 2001
From: RMidhunSuresh <hi@midhun.dev>
Date: Sun, 10 Apr 2022 14:59:42 +0530
Subject: [PATCH] Cache cssPath

---
 scripts/postcss/css-url-processor.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/postcss/css-url-processor.js b/scripts/postcss/css-url-processor.js
index c050a898..3ae7c60d 100644
--- a/scripts/postcss/css-url-processor.js
+++ b/scripts/postcss/css-url-processor.js
@@ -16,6 +16,7 @@ limitations under the License.
 
 const valueParser = require("postcss-value-parser");
 const  resolve = require("path").resolve;
+let cssPath;
 
 function colorsFromURL(url, colorMap) {
     const params = new URL(`file://${url}`).searchParams;
@@ -44,7 +45,6 @@ function processURL(decl, replacer, colorMap) {
         }
         const urlStringNode = node.nodes[0];
         const oldURL = urlStringNode.value;
-        const cssPath = decl.source?.input.file.replace(/[^/]*$/, "");
         const oldURLAbsolute = resolve(cssPath, oldURL);
         const colors  = colorsFromURL(oldURLAbsolute, colorMap);
         if (!colors) {
@@ -84,6 +84,7 @@ module.exports = (opts = {}) => {
             Go through each declaration and if it contains an URL, replace the url with the result
             of running replacer(url)
             */
+            cssPath = root.source?.input.file.replace(/[^/]*$/, "");
             root.walkDecls(decl => processURL(decl, opts.replacer, colorMap));
         },
     };