add support for typed arrays (#202)

amilajack · Mar 20, 2019 · a52598c · a52598c
1 parent ff1ea97
commit a52598c
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Showing 2 changed files with 70 additions and 0 deletions.
diff --git a/src/providers/CanIUseProvider.js b/src/providers/CanIUseProvider.js
@@ -242,6 +242,56 @@ const CanIUseProvider: Array<Node> = [
     astNodeType: 'MemberExpression',
     object: 'performance',
     property: 'now'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'TypedArray'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Int8Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Uint8Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Uint8ClampedArray'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Int16Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Uint16Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Int32Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Uint32Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Float32Array'
+  },
+  {
+    caniuseId: 'typedarrays',
+    astNodeType: 'NewExpression',
+    object: 'Float64Array'
   }
 ].map(rule =>
   Object.assign({}, rule, {

diff --git a/test/e2e.spec.js b/test/e2e.spec.js
@@ -70,6 +70,26 @@ ruleTester.run('compat', rule, {
     }
   ],
   invalid: [
+    {
+      code: 'new TypedArray()',
+      settings: { browsers: ['ie 9'] },
+      errors: [
+        {
+          message: 'TypedArray is not supported in IE 9',
+          type: 'NewExpression'
+        }
+      ]
+    },
+    {
+      code: 'new Int8Array()',
+      settings: { browsers: ['ie 9'] },
+      errors: [
+        {
+          message: 'Int8Array is not supported in IE 9',
+          type: 'NewExpression'
+        }
+      ]
+    },
     {
       code: 'new AnimationEvent',
       settings: { browsers: ['chrome 40'] },