0.2.0 - Mid migration

web/node_modules/@material-ui/core/useScrollTrigger/index.d.ts

@@ -0,0 +1 @@
+export { default } from './useScrollTrigger';

web/node_modules/@material-ui/core/useScrollTrigger/index.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+Object.defineProperty(exports, "default", {
+  enumerable: true,
+  get: function get() {
+    return _useScrollTrigger.default;
+  }
+});
+
+var _useScrollTrigger = _interopRequireDefault(require("./useScrollTrigger"));

web/node_modules/@material-ui/core/useScrollTrigger/package.json

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+{
+  "sideEffects": false,
+  "module": "../esm/useScrollTrigger/index.js",
+  "typings": "./index.d.ts"
+}

web/node_modules/@material-ui/core/useScrollTrigger/useScrollTrigger.d.ts

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+export interface UseScrollTriggerOptions {
+  disableHysteresis?: boolean;
+  target?: Node | Window;
+  threshold?: number;
+}
+
+export default function useScrollTrigger(options?: UseScrollTriggerOptions): boolean;

web/node_modules/@material-ui/core/useScrollTrigger/useScrollTrigger.js

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+"use strict";
+
+var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = useScrollTrigger;
+
+var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
+
+var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));
+
+var React = _interopRequireWildcard(require("react"));
+
+function defaultTrigger(store, options) {
+  var _options$disableHyste = options.disableHysteresis,
+      disableHysteresis = _options$disableHyste === void 0 ? false : _options$disableHyste,
+      _options$threshold = options.threshold,
+      threshold = _options$threshold === void 0 ? 100 : _options$threshold,
+      target = options.target;
+  var previous = store.current;
+
+  if (target) {
+    // Get vertical scroll
+    store.current = target.pageYOffset !== undefined ? target.pageYOffset : target.scrollTop;
+  }
+
+  if (!disableHysteresis && previous !== undefined) {
+    if (store.current < previous) {
+      return false;
+    }
+  }
+
+  return store.current > threshold;
+}
+
+var defaultTarget = typeof window !== 'undefined' ? window : null;
+
+function useScrollTrigger() {
+  var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+  var _options$getTrigger = options.getTrigger,
+      getTrigger = _options$getTrigger === void 0 ? defaultTrigger : _options$getTrigger,
+      _options$target = options.target,
+      target = _options$target === void 0 ? defaultTarget : _options$target,
+      other = (0, _objectWithoutProperties2.default)(options, ["getTrigger", "target"]);
+  var store = React.useRef();
+
+  var _React$useState = React.useState(function () {
+    return getTrigger(store, other);
+  }),
+      trigger = _React$useState[0],
+      setTrigger = _React$useState[1];
+
+  React.useEffect(function () {
+    var handleScroll = function handleScroll() {
+      setTrigger(getTrigger(store, (0, _extends2.default)({
+        target: target
+      }, other)));
+    };
+
+    handleScroll(); // Re-evaluate trigger when dependencies change
+
+    target.addEventListener('scroll', handleScroll);
+    return function () {
+      target.removeEventListener('scroll', handleScroll);
+    }; // See Option 3. https://github.com/facebook/react/issues/14476#issuecomment-471199055
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [target, getTrigger, JSON.stringify(other)]);
+  return trigger;
+}