From 0d3f7592d7c0d15ba213b1c1a2a183e6e4e014a4 Mon Sep 17 00:00:00 2001
From: Herman Jensen <herman.jensen@intility.no>
Date: Wed, 7 Sep 2022 12:50:12 +0200
Subject: [PATCH 1/2] Remove text-decoration hack

Fixes #1473
---
 lib/hacks/text-decoration.js       | 25 -------------------------
 lib/prefixes.js                    |  2 --
 test/cases/text-decoration.out.css |  8 ++++++--
 3 files changed, 6 insertions(+), 29 deletions(-)
 delete mode 100644 lib/hacks/text-decoration.js

diff --git a/lib/hacks/text-decoration.js b/lib/hacks/text-decoration.js
deleted file mode 100644
index 148d98a19..000000000
--- a/lib/hacks/text-decoration.js
+++ /dev/null
@@ -1,25 +0,0 @@
-let Declaration = require('../declaration')
-
-const BASIC = [
-  'none',
-  'underline',
-  'overline',
-  'line-through',
-  'blink',
-  'inherit',
-  'initial',
-  'unset'
-]
-
-class TextDecoration extends Declaration {
-  /**
-   * Do not add prefixes for basic values.
-   */
-  check(decl) {
-    return decl.value.split(/\s+/).some(i => !BASIC.includes(i))
-  }
-}
-
-TextDecoration.names = ['text-decoration']
-
-module.exports = TextDecoration
diff --git a/lib/prefixes.js b/lib/prefixes.js
index 2cd497a53..161d4998d 100644
--- a/lib/prefixes.js
+++ b/lib/prefixes.js
@@ -46,7 +46,6 @@ let hackFlexDirection = require('./hacks/flex-direction')
 let hackImageRendering = require('./hacks/image-rendering')
 let hackBackdropFilter = require('./hacks/backdrop-filter')
 let hackBackgroundClip = require('./hacks/background-clip')
-let hackTextDecoration = require('./hacks/text-decoration')
 let hackJustifyContent = require('./hacks/justify-content')
 let hackBackgroundSize = require('./hacks/background-size')
 let hackGridRowColumn = require('./hacks/grid-row-column')
@@ -105,7 +104,6 @@ Declaration.hack(hackFlexDirection)
 Declaration.hack(hackImageRendering)
 Declaration.hack(hackBackdropFilter)
 Declaration.hack(hackBackgroundClip)
-Declaration.hack(hackTextDecoration)
 Declaration.hack(hackJustifyContent)
 Declaration.hack(hackBackgroundSize)
 Declaration.hack(hackGridRowColumn)
diff --git a/test/cases/text-decoration.out.css b/test/cases/text-decoration.out.css
index 87ee1f95a..fe5cc8057 100644
--- a/test/cases/text-decoration.out.css
+++ b/test/cases/text-decoration.out.css
@@ -11,11 +11,15 @@
 }
 
 .old {
-  text-decoration: underline;
+  -webkit-text-decoration: underline;
+     -moz-text-decoration: underline;
+          text-decoration: underline;
 }
 
 .global {
-  text-decoration: unset;
+  -webkit-text-decoration: unset;
+     -moz-text-decoration: unset;
+          text-decoration: unset;
 }
 
 .skip {

From 07f0c1e4a46ca131faf6ccae161c775987f65022 Mon Sep 17 00:00:00 2001
From: Herman Jensen <herman.jensen@intility.no>
Date: Wed, 7 Sep 2022 12:50:41 +0200
Subject: [PATCH 2/2] Update text-decoration test to verify output

---
 test/autoprefixer.test.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/autoprefixer.test.js b/test/autoprefixer.test.js
index 4496564a7..d02bf39a8 100644
--- a/test/autoprefixer.test.js
+++ b/test/autoprefixer.test.js
@@ -1139,8 +1139,11 @@ test('add prefix for backface-visibility for Safari 9', () => {
 
 test('supports text-decoration', () => {
   let input = read('text-decoration')
+  let output = read('text-decoration.out')
   let instance = prefixer('text-decoration')
   let result = postcss([instance]).process(input)
+  
+  equal(universalizer(result.css), universalizer(output))
   equal(
     result.warnings().map(i => i.toString()),
     [