WIP - add extractor, generate snippet_data

node_modules/fbjs/lib/getViewportDimensions.js.flow

@@ -0,0 +1,66 @@
+/**
+ * Copyright (c) 2013-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @providesModule getViewportDimensions
+ * @flow
+ * @typechecks
+ */
+type ViewportDimensions = {
+  width: number,
+  height: number,
+};
+
+function getViewportWidth(): number {
+  let width;
+
+  if (document.documentElement) {
+    width = document.documentElement.clientWidth;
+  }
+
+  if (!width && document.body) {
+    width = document.body.clientWidth;
+  }
+
+  return width || 0;
+}
+
+function getViewportHeight(): number {
+  let height;
+
+  if (document.documentElement) {
+    height = document.documentElement.clientHeight;
+  }
+
+  if (!height && document.body) {
+    height = document.body.clientHeight;
+  }
+
+  return height || 0;
+}
+/**
+ * Gets the viewport dimensions including any scrollbars.
+ */
+
+
+function getViewportDimensions(): ViewportDimensions {
+  return {
+    width: window.innerWidth || getViewportWidth(),
+    height: window.innerHeight || getViewportHeight()
+  };
+}
+/**
+ * Gets the viewport dimensions excluding any scrollbars.
+ */
+
+
+getViewportDimensions.withoutScrollbars = function (): ViewportDimensions {
+  return {
+    width: getViewportWidth(),
+    height: getViewportHeight()
+  };
+};
+
+module.exports = getViewportDimensions;