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frontend/node_modules/underscore/modules/isDataView.js

@@ -0,0 +1,14 @@
+import tagTester from './_tagTester.js';
+import isFunction from './isFunction.js';
+import isArrayBuffer from './isArrayBuffer.js';
+import { hasStringTagBug } 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`.
+function ie10IsDataView(obj) {
+  return obj != null && isFunction(obj.getInt8) && isArrayBuffer(obj.buffer);
+}
+
+export default (hasStringTagBug ? ie10IsDataView : isDataView);