Merge pull request tailwindlabs#89 from psren/fix/empty-media-queries…

…-are-rendered remove empty media queries
1player · Nov 3, 2017 · 5c585f8 · 5c585f8
2 parents 01590b0 + 004fa09
commit 5c585f8
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/__tests__/sanity.test.js b/__tests__/sanity.test.js
@@ -17,3 +17,11 @@ it('generates the right CSS', () => {
       expect(result.css).toBe(expected)
     })
 })
+
+it('does not add any CSS if no Tailwind features are used', () => {
+  return postcss([tailwind()])
+    .process('')
+    .then(result => {
+      expect(result.css).toBe('')
+    })
+})
diff --git a/src/lib/substituteResponsiveAtRules.js b/src/lib/substituteResponsiveAtRules.js
@@ -29,7 +29,10 @@ export default function(config) {
           return cloned
         })
       )
-      css.append(mediaQuery)
+
+      if (mediaQuery.nodes.length) {
+        css.append(mediaQuery)
+      }
     })
   }
 }