node_modules.graphql.jsutils.memoize3.mjs Maven / Gradle / Ivy

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Maven plugin for generating graphql clients

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/**
 * Copyright (c) 2017-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.
 *
 *  strict
 */

/**
 * Memoizes the provided three-argument function.
 */
export default function memoize3(fn) {
  var cache0 = void 0;
  function memoized(a1, a2, a3) {
    if (!cache0) {
      cache0 = new WeakMap();
    }
    var cache1 = cache0.get(a1);
    var cache2 = void 0;
    if (cache1) {
      cache2 = cache1.get(a2);
      if (cache2) {
        var cachedValue = cache2.get(a3);
        if (cachedValue !== undefined) {
          return cachedValue;
        }
      }
    } else {
      cache1 = new WeakMap();
      cache0.set(a1, cache1);
    }
    if (!cache2) {
      cache2 = new WeakMap();
      cache1.set(a2, cache2);
    }
    var newValue = fn.apply(this, arguments);
    cache2.set(a3, newValue);
    return newValue;
  }
  return memoized;
}