From 63c82fd0f94a2531a6ec0f1dbda3632627ec4c6c Mon Sep 17 00:00:00 2001
From: Bart Veneman <bartveneman@gmail.com>
Date: Sun, 14 Jun 2026 23:29:00 +0200
Subject: [PATCH] fix print_string() surrouuding a `"` with more `"`

---
 src/lib/index.ts    | 14 ++++++++------
 test/values.test.ts | 12 ++++++++++++
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/src/lib/index.ts b/src/lib/index.ts
index 81b2b9f..8a11b05 100644
--- a/src/lib/index.ts
+++ b/src/lib/index.ts
@@ -62,9 +62,13 @@ export function unquote(str: string): string {
 	return str.replaceAll(/(?:^['"])|(?:['"]$)/g, EMPTY_STRING)
 }
 
-function print_string(str: string | number | null, quote: '"' | "'" = '"'): string {
+function print_string(str: string | number | null, quote?: '"' | "'"): string {
 	str = str?.toString() || ''
-	return quote + unquote(str) + quote
+	let inner = unquote(str)
+	if (quote === undefined) {
+		quote = inner.includes('"') ? "'" : '"'
+	}
+	return quote + inner + quote
 }
 
 function print_url(node: Url): string {
@@ -77,10 +81,8 @@ function print_url(node: Url): string {
 		let has_single = unquoted.includes("'")
 		if (has_double && has_single) {
 			inner = print_string(unquoted.replaceAll('"', '%22'), '"')
-		} else if (has_double) {
-			inner = print_string(unquoted, "'")
-		} else if (has_single) {
-			inner = print_string(unquoted, '"')
+		} else if (has_double || has_single) {
+			inner = print_string(unquoted)
 		} else {
 			inner = unquoted
 		}
diff --git a/test/values.test.ts b/test/values.test.ts
index 9b5cb42..749f037 100644
--- a/test/values.test.ts
+++ b/test/values.test.ts
@@ -260,6 +260,18 @@ test('does not break space toggles (minified)', () => {
 	expect(actual).toEqual(expected)
 })
 
+test('Does not mess up quotes inside `content`', () => {
+	const actual = format(`a {
+		content: '"';
+		content: "'";
+	}`)
+	const expected = `a {
+	content: '"';
+	content: "'";
+}`
+	expect(actual).toBe(expected)
+})
+
 test('adds quotes around strings in url()', () => {
 	let actual = format(`a {
 		background-image: url("star.gif");