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"use strict";
exports.__esModule = true;
exports.default = useIsInitialRenderRef;
var _react = require("react");
/**
* Returns ref that is `true` on the initial render and `false` on subsequent renders. It
* is StrictMode safe, so will reset correctly if the component is unmounted and remounted.
*
* This hook *must* be used before any effects that read it's value to be accurate.
*/
function useIsInitialRenderRef() {
const effectCount = (0, _react.useRef)(0);
const isInitialRenderRef = (0, _react.useRef)(true);
(0, _react.useLayoutEffect)(() => {
effectCount.current += 1;
if (effectCount.current >= 2) {
isInitialRenderRef.current = false;
}
});
// Strict mode handling in React 18
(0, _react.useEffect)(() => () => {
effectCount.current = 0;
isInitialRenderRef.current = true;
}, []);
return isInitialRenderRef;
}