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frontend/node_modules/antd/lib/_util/scrollTo.js

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+"use strict";
+
+var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = scrollTo;
+var _raf = _interopRequireDefault(require("rc-util/lib/raf"));
+var _easings = require("./easings");
+var _getScroll = _interopRequireWildcard(require("./getScroll"));
+function scrollTo(y, options = {}) {
+  const {
+    getContainer = () => window,
+    callback,
+    duration = 450
+  } = options;
+  const container = getContainer();
+  const scrollTop = (0, _getScroll.default)(container);
+  const startTime = Date.now();
+  const frameFunc = () => {
+    const timestamp = Date.now();
+    const time = timestamp - startTime;
+    const nextScrollTop = (0, _easings.easeInOutCubic)(time > duration ? duration : time, scrollTop, y, duration);
+    if ((0, _getScroll.isWindow)(container)) {
+      container.scrollTo(window.pageXOffset, nextScrollTop);
+    } else if (container instanceof Document || container.constructor.name === 'HTMLDocument') {
+      container.documentElement.scrollTop = nextScrollTop;
+    } else {
+      container.scrollTop = nextScrollTop;
+    }
+    if (time < duration) {
+      (0, _raf.default)(frameFunc);
+    } else if (typeof callback === 'function') {
+      callback();
+    }
+  };
+  (0, _raf.default)(frameFunc);
+}