All new

alle new

node_modules/underscore/modules/isDataView.js

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+import tagTester from './_tagTester.js';
+import isFunction from './isFunction.js';
+import isArrayBuffer from './isArrayBuffer.js';
+import { hasDataViewBug } from './_stringTagBug.js';
+
+var isDataView = tagTester('DataView');
+
+// In IE 10 - Edge 13, we need a different heuristic
+// to determine whether an object is a `DataView`.
+// Also, in cases where the native `DataView` is
+// overridden we can't rely on the tag itself.
+function alternateIsDataView(obj) {
+  return obj != null && isFunction(obj.getInt8) && isArrayBuffer(obj.buffer);
+}
+
+export default (hasDataViewBug ? alternateIsDataView : isDataView);