From e789a8bb2034629d90330d592bfb313359b338fd Mon Sep 17 00:00:00 2001
From: Anders Kaseorg <anders@zulip.com>
Date: Wed, 5 Aug 2020 16:53:56 -0700
Subject: [PATCH] stylelint: Enable no-vendor-prefix rules.

Our vendor prefixes are generated by autoprefixer.

Signed-off-by: Anders Kaseorg <anders@zulip.com>
---
 stylelint.config.js                         |  8 +++++++-
 templates/zerver/emails/stylelint.config.js | 16 ++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 templates/zerver/emails/stylelint.config.js

diff --git a/stylelint.config.js b/stylelint.config.js
index 50dd58be14..d87c597981 100644
--- a/stylelint.config.js
+++ b/stylelint.config.js
@@ -5,7 +5,6 @@ module.exports = {
     rules: {
         // Add some exceptions for recommended rules
         "at-rule-no-unknown": [true, {ignoreAtRules: ["extend"]}],
-        "property-no-unknown": [true, {ignoreProperties: [/^mso-/]}],
 
         // Disable recommended rules we don't comply with yet
         "font-family-no-missing-generic-family-keyword": null,
@@ -37,5 +36,12 @@ module.exports = {
         // Zulip CSS should have no dependencies on external resources
         "function-url-no-scheme-relative": true,
         "function-url-scheme-whitelist": [],
+
+        // We use autoprefixer to generate vendor prefixes
+        "at-rule-no-vendor-prefix": true,
+        "media-feature-name-no-vendor-prefix": true,
+        "property-no-vendor-prefix": true,
+        "selector-no-vendor-prefix": true,
+        "value-no-vendor-prefix": true,
     },
 };
diff --git a/templates/zerver/emails/stylelint.config.js b/templates/zerver/emails/stylelint.config.js
new file mode 100644
index 0000000000..8b2c4154bc
--- /dev/null
+++ b/templates/zerver/emails/stylelint.config.js
@@ -0,0 +1,16 @@
+"use strict";
+
+module.exports = {
+    extends: ["../../../stylelint.config"],
+    rules: {
+        // Add some exceptions for recommended rules
+        "property-no-unknown": [true, {ignoreProperties: [/^mso-/]}],
+
+        // We don't run autoprefixer on email CSS
+        "at-rule-no-vendor-prefix": null,
+        "media-feature-name-no-vendor-prefix": null,
+        "property-no-vendor-prefix": null,
+        "selector-no-vendor-prefix": null,
+        "value-no-vendor-prefix": null,
+    },
+};