text: /*
   * Copyright 2015 Palantir Technologies, Inc. All rights reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  import * as React from "react";
  import { isNodeEnv } from "./utils";
  /**
   * An abstract component that Blueprint components can extend
   * in order to add some common functionality like runtime props validation.
   * @deprecated componentWillReceiveProps is deprecated in React 16.9; use AbstractPureComponent2 instead
   */
  // eslint-disable-next-line @typescript-eslint/ban-types
  export class AbstractPureComponent extends React.PureComponent {
      constructor(props, context) {
          super(props, context);
          // Not bothering to remove entries when their timeouts finish because clearing invalid ID is a no-op
          this.timeoutIds = [];
          /**
           * Clear all known timeouts.
           */
          this.clearTimeouts = () => {
              if (this.timeoutIds.length > 0) {
                  for (const timeoutId of this.timeoutIds) {
                      window.clearTimeout(timeoutId);
                  }
                  this.timeoutIds = [];
              }
          };
          if (!isNodeEnv("production")) {
              this.validateProps(this.props);
          }
      }
      componentWillReceiveProps(nextProps) {
          if (!isNodeEnv("production")) {
              this.validateProps(nextProps);
          }
      }
      componentWillUnmount() {
          this.clearTimeouts();
      }
      /**
       * Set a timeout and remember its ID.
       * All stored timeouts will be cleared when component unmounts.
       * @returns a "cancel" function that will clear timeout when invoked.
       */
      setTimeout(callback, timeout) {
          const handle = window.setTimeout(callback, timeout);
          this.timeoutIds.push(handle);
          return () => window.clearTimeout(handle);
      }
      /**
       * Ensures that the props specified for a component are valid.
       * Implementations should check that props are valid and usually throw an Error if they are not.
       * Implementations should not duplicate checks that the type system already guarantees.
       *
       * This method should be used instead of React's
       * [propTypes](https://facebook.github.io/react/docs/reusable-components.html#prop-validation) feature.
       * Like propTypes, these runtime checks run only in development mode.
       */
      validateProps(_props) {
          // implement in subclass
      }
  }
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