handle case when versionAdded === null

amilajack · Feb 9, 2019 · 1f3c813 · 1f3c813
1 parent f96b6b0
commit 1f3c813
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Showing 2 changed files with 1 addition and 12 deletions.
diff --git a/src/providers/MdnProvider.js b/src/providers/MdnProvider.js
@@ -78,6 +78,7 @@ export function mdnSupported(node: Node, { version, target }: Target): boolean {
 
   // If a version is true then it is supported but version is unsure
   if (typeof versionAdded === 'boolean') return versionAdded;
+  if (versionAdded === null) return false;
   // A browser supports an API if its version is greater than or equal
   // to the first version of the browser that API was added in
   return semver.gte(

diff --git a/test/e2e.spec.js b/test/e2e.spec.js
@@ -54,18 +54,6 @@ ruleTester.run('compat', rule, {
     }
   ],
   invalid: [
-    {
-      code: 'new MediaRecorder()',
-      settings: {
-        browsers: ['ie 9']
-      },
-      errors: [
-        {
-          message: 'MediaRecorder is not supported in IE 9',
-          type: 'NewExpression'
-        }
-      ]
-    },
     {
       code: 'new AnimationEvent',
       settings: { browsers: ['chrome 40'] },