From 92479beb8a1a8cc9aaff132feea456c5389f4113 Mon Sep 17 00:00:00 2001
From: lumburr <flyfish.zy@foxmail.com>
Date: Sat, 16 Oct 2021 20:26:21 +0800
Subject: [PATCH] perf: delete AlphaIamgeLoader of low version IE

---
 src/lib/decl-processor.js                     | 3 +--
 test/fixtures/alpha-image-loader.css          | 3 ---
 test/fixtures/alpha-image-loader.expected.css | 3 ---
 test/type/rebase.js                           | 6 ------
 4 files changed, 1 insertion(+), 14 deletions(-)
 delete mode 100644 test/fixtures/alpha-image-loader.css
 delete mode 100644 test/fixtures/alpha-image-loader.expected.css

diff --git a/src/lib/decl-processor.js b/src/lib/decl-processor.js
index 6c40b32..e6ad1e8 100644
--- a/src/lib/decl-processor.js
+++ b/src/lib/decl-processor.js
@@ -19,8 +19,7 @@ const prepareAsset = paths.prepareAsset;
  * @type {UrlRegExp[]}
  */
 const URL_PATTERNS = [
-    /(url\(\s*['"]?)([^"')]+)(["']?\s*\))/g,
-    /(AlphaImageLoader\(\s*src=['"]?)([^"')]+)(["'])/g
+    /(url\(\s*['"]?)([^"')]+)(["']?\s*\))/g
 ];
 
 const WITH_QUOTES = /^['"]/;
diff --git a/test/fixtures/alpha-image-loader.css b/test/fixtures/alpha-image-loader.css
deleted file mode 100644
index de97733..0000000
--- a/test/fixtures/alpha-image-loader.css
+++ /dev/null
@@ -1,3 +0,0 @@
-body {
-  -filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='isqua.gif',sizingMethod=scale);
-}
diff --git a/test/fixtures/alpha-image-loader.expected.css b/test/fixtures/alpha-image-loader.expected.css
deleted file mode 100644
index ed82af6..0000000
--- a/test/fixtures/alpha-image-loader.expected.css
+++ /dev/null
@@ -1,3 +0,0 @@
-body {
-  -filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='test/fixtures/isqua.gif',sizingMethod=scale);
-}
diff --git a/test/type/rebase.js b/test/type/rebase.js
index 098b8d9..3b0a2c1 100644
--- a/test/type/rebase.js
+++ b/test/type/rebase.js
@@ -83,12 +83,6 @@ describe('rebase', () => {
         opts,
         { from: 'test/fixtures/transform.css' }, require('postcss-import')
     );
-    compareFixtures(
-        'alpha-image-loader',
-        'should rebase in filter',
-        opts,
-        { from: 'test/fixtures/here', to: 'there' }
-    );
     compareFixtures(
         'skip-urls-with-tilde',
         'should skip URLs with tilde'