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All rights reserved.\n * This file is licensed to you under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License. You may obtain a copy\n * of the License at http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS\n * OF ANY KIND, either express or implied. See the License for the specific language\n * governing permissions and limitations under the License.\n */\n\nimport {useCallback, useEffect, useRef, useState} from 'react';\n\nexport function useControlledState<T, C = T>(value: Exclude<T, undefined>, defaultValue: Exclude<T, undefined> | undefined, onChange?: (v: C, ...args: any[]) => void): [T, (value: T, ...args: any[]) => void];\nexport function useControlledState<T, C = T>(value: Exclude<T, undefined> | undefined, defaultValue: Exclude<T, undefined>, onChange?: (v: C, ...args: any[]) => void): [T, (value: T, ...args: any[]) => void];\nexport function useControlledState<T, C = T>(value: T, defaultValue: T, onChange?: (v: C, ...args: any[]) => void): [T, (value: T, ...args: any[]) => void] {\n  let [stateValue, setStateValue] = useState(value || defaultValue);\n\n  let isControlledRef = useRef(value !== undefined);\n  let isControlled = value !== undefined;\n  useEffect(() => {\n    let wasControlled = isControlledRef.current;\n    if (wasControlled !== isControlled) {\n      console.warn(`WARN: A component changed from ${wasControlled ? 'controlled' : 'uncontrolled'} to ${isControlled ? 'controlled' : 'uncontrolled'}.`);\n    }\n    isControlledRef.current = isControlled;\n  }, [isControlled]);\n\n  let currentValue = isControlled ? value : stateValue;\n  let setValue = useCallback((value, ...args) => {\n    let onChangeCaller = (value, ...onChangeArgs) => {\n      if (onChange) {\n        if (!Object.is(currentValue, value)) {\n          onChange(value, ...onChangeArgs);\n        }\n      }\n      if (!isControlled) {\n        // If uncontrolled, mutate the currentValue local variable so that\n        // calling setState multiple times with the same value only emits onChange once.\n        // We do not use a ref for this because we specifically _do_ want the value to\n        // reset every render, and assigning to a ref in render breaks aborted suspended renders.\n        // eslint-disable-next-line react-hooks/exhaustive-deps\n        currentValue = value;\n      }\n    };\n\n    if (typeof value === 'function') {\n      console.warn('We can not support a function callback. See Github Issues for details https://github.com/adobe/react-spectrum/issues/2320');\n      // this supports functional updates https://reactjs.org/docs/hooks-reference.html#functional-updates\n      // when someone using useControlledState calls setControlledState(myFunc)\n      // this will call our useState setState with a function as well which invokes myFunc and calls onChange with the value from myFunc\n      // if we're in an uncontrolled state, then we also return the value of myFunc which to setState looks as though it was just called with myFunc from the beginning\n      // otherwise we just return the controlled value, which won't cause a rerender because React knows to bail out when the value is the same\n      let updateFunction = (oldValue, ...functionArgs) => {\n        let interceptedValue = value(isControlled ? currentValue : oldValue, ...functionArgs);\n        onChangeCaller(interceptedValue, ...args);\n        if (!isControlled) {\n          return interceptedValue;\n        }\n        return oldValue;\n      };\n      setStateValue(updateFunction);\n    } else {\n      if (!isControlled) {\n        setStateValue(value);\n      }\n      onChangeCaller(value, ...args);\n    }\n  }, [isControlled, currentValue, onChange]);\n\n  return [currentValue, setValue];\n}\n"],"names":[],"version":3,"file":"useControlledState.module.js.map"}