From c5159889b3d8289aadcded0d4159e4c261eab6d5 Mon Sep 17 00:00:00 2001
From: jeddy3 <jeddy3@users.noreply.github.com>
Date: Tue, 31 Jan 2017 14:33:50 +0000
Subject: [PATCH] Add fr to known units

Closes #2307
---
 lib/reference/keywordSets.js                 | 2 ++
 lib/rules/unit-no-unknown/__tests__/index.js | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/lib/reference/keywordSets.js b/lib/reference/keywordSets.js
index 4120afca46..f30ec6a89d 100644
--- a/lib/reference/keywordSets.js
+++ b/lib/reference/keywordSets.js
@@ -44,6 +44,8 @@ keywordSets.lengthUnits = new Set([
   "pt",
   "pc",
   "q",
+  // Flexible length units
+  "fr",
 ])
 
 keywordSets.units = uniteSets(keywordSets.nonLengthUnits, keywordSets.lengthUnits)
diff --git a/lib/rules/unit-no-unknown/__tests__/index.js b/lib/rules/unit-no-unknown/__tests__/index.js
index 1bde7d1193..e2a81c1aef 100644
--- a/lib/rules/unit-no-unknown/__tests__/index.js
+++ b/lib/rules/unit-no-unknown/__tests__/index.js
@@ -76,6 +76,8 @@ testRule(rule, {
     code: "a { transform: rotate(0.25turn); }",
   }, {
     code: "a { transform: rotate(1.5708rad); }",
+  }, {
+    code: "a { grid-template-columns: repeat(12, 1fr); }",
   }, {
     code: "a { color: green; }",
     description: "ignore keyword",