From 33cdb6cff776e1b37f22210a57880e27a3dfb5d4 Mon Sep 17 00:00:00 2001
From: Ryan Zimmerman <opensrc@ryanzim.com>
Date: Wed, 12 Aug 2026 15:40:52 -0400
Subject: [PATCH 1/2] Simplify process-content to use async iteration

---
 lib/process-content.js | 29 +++++++++++++++--------------
 1 file changed, 15 insertions(+), 14 deletions(-)

diff --git a/lib/process-content.js b/lib/process-content.js
index a048403..edcf034 100644
--- a/lib/process-content.js
+++ b/lib/process-content.js
@@ -43,18 +43,19 @@ module.exports = function processContent(
   return runPostcss(postcss, content, filename, plugins, parserList)
 }
 
-function runPostcss(postcss, content, filename, plugins, parsers, index) {
-  if (!index) index = 0
-  return postcss(plugins)
-    .process(content, {
-      from: filename,
-      parser: parsers[index],
-    })
-    .catch(err => {
-      // If there's an error, try the next parser
-      index++
-      // If there are no parsers left, throw it
-      if (index === parsers.length) throw err
-      return runPostcss(postcss, content, filename, plugins, parsers, index)
-    })
+async function runPostcss(postcss, content, filename, plugins, parsers) {
+  let lastError
+
+  for (const parser of parsers) {
+    try {
+      return await postcss(plugins).process(content, {
+        from: filename,
+        parser,
+      })
+    } catch (err) {
+      lastError = err
+    }
+  }
+
+  throw lastError
 }

From d8277baea094f4e132d6f17c33a4867713979511 Mon Sep 17 00:00:00 2001
From: Ryan Zimmerman <opensrc@ryanzim.com>
Date: Thu, 13 Aug 2026 10:32:04 -0400
Subject: [PATCH 2/2] Reuse processor instance

---
 lib/process-content.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/process-content.js b/lib/process-content.js
index edcf034..4ce6cc9 100644
--- a/lib/process-content.js
+++ b/lib/process-content.js
@@ -45,10 +45,11 @@ module.exports = function processContent(
 
 async function runPostcss(postcss, content, filename, plugins, parsers) {
   let lastError
+  const processor = postcss(plugins)
 
   for (const parser of parsers) {
     try {
-      return await postcss(plugins).process(content, {
+      return await processor.process(content, {
         from: filename,
         parser,
       })