Jesus sucks

backend/frontend/node_modules/@restart/hooks/cjs/useCustomEffect.js

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+"use strict";
+
+exports.__esModule = true;
+exports.default = void 0;
+var _react = require("react");
+var _useMounted = _interopRequireDefault(require("./useMounted"));
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+/**
+ * a useEffect() hook with customized depedency comparision
+ *
+ * @param effect The effect callback
+ * @param dependencies A list of dependencies
+ * @param isEqual A function comparing the next and previous dependencyLists
+ */
+
+/**
+ * a useEffect() hook with customized depedency comparision
+ *
+ * @param effect The effect callback
+ * @param dependencies A list of dependencies
+ * @param options
+ * @param options.isEqual A function comparing the next and previous dependencyLists
+ * @param options.effectHook the underlying effect hook used, defaults to useEffect
+ */
+
+function useCustomEffect(effect, dependencies, isEqualOrOptions) {
+  const isMounted = (0, _useMounted.default)();
+  const {
+    isEqual,
+    effectHook = _react.useEffect
+  } = typeof isEqualOrOptions === 'function' ? {
+    isEqual: isEqualOrOptions
+  } : isEqualOrOptions;
+  const dependenciesRef = (0, _react.useRef)();
+  dependenciesRef.current = dependencies;
+  const cleanupRef = (0, _react.useRef)(null);
+  effectHook(() => {
+    // If the ref the is `null` it's either the first effect or the last effect
+    // ran and was cleared, meaning _this_ update should run, b/c the equality
+    // check failed on in the cleanup of the last effect.
+    if (cleanupRef.current === null) {
+      const cleanup = effect();
+      cleanupRef.current = () => {
+        if (isMounted() && isEqual(dependenciesRef.current, dependencies)) {
+          return;
+        }
+        cleanupRef.current = null;
+        if (cleanup) cleanup();
+      };
+    }
+    return cleanupRef.current;
+  });
+  (0, _react.useDebugValue)(effect);
+}
+var _default = useCustomEffect;
+exports.default = _default;