{
  "version": 3,
  "sources": ["../../../src/index.ts", "../../../src/useLaze.ts", "../../../src/useReactiveRef.ts", "../../../src/useConstant.ts", "../../../src/useLazyRef.ts"],
  "sourcesContent": ["export * from './useLaze';\nexport { default } from './useLaze';\n", "import type { MutableRefObject } from 'react';\nimport { useDebugValue, useEffect, useState } from 'react';\nimport useReactiveRef from './useReactiveRef';\n\nexport interface Laze<T extends HTMLElement> {\n  ref: MutableRefObject<T | null>;\n  visible: boolean;\n}\n\nexport interface LazeOptions {\n  refresh?: boolean;\n}\n\nexport default function useLaze<T extends HTMLElement>(\n  options?: LazeOptions,\n): Laze<T> {\n  const [visible, setVisible] = useState(false);\n\n  // We use a reactive ref here so that the component\n  // re-renders if the host element changes, therefore\n  // re-evaluating our intersection logic\n  const ref = useReactiveRef<T | null>(() => null);\n\n  // We need to destructure here since\n  // the host element is our dependency,\n  // and we need to track whenever it changes.\n  const { current } = ref;\n\n  const shouldRefresh = options?.refresh;\n\n  useEffect(() => {\n    // If the host changed, make sure that\n    // visibility is set to false\n    setVisible(false);\n\n    if (current) {\n      const observer = new IntersectionObserver(entries => {\n        for (const entry of entries) {\n          if (shouldRefresh) {\n            setVisible(entry.isIntersecting);\n          } else if (entry.isIntersecting) {\n            // Host intersected, set visibility to true\n            setVisible(true);\n\n            // Stop observing\n            observer.disconnect();\n          }\n        }\n      });\n\n      observer.observe(current);\n\n      return () => {\n        observer.unobserve(current);\n        observer.disconnect();\n      };\n    }\n\n    return undefined;\n  }, [current, shouldRefresh]);\n\n  const value = {\n    ref,\n    visible,\n  };\n\n  useDebugValue(value);\n\n  return value;\n}\n", "import type { MutableRefObject } from 'react';\nimport { useDebugValue, useState } from 'react';\nimport { useConstant } from './useConstant';\nimport { useLazyRef } from './useLazyRef';\n\nexport default function useReactiveRef<T>(\n  supplier: () => T,\n): MutableRefObject<T> {\n  const [state, setState] = useState<T>(supplier);\n\n  const ref = useLazyRef<T>(supplier);\n\n  if (ref.current !== state) {\n    ref.current = state;\n  }\n\n  const proxyObject = useConstant(() => ({\n    get current() {\n      return ref.current;\n    },\n    set current(value) {\n      setState(() => value);\n    },\n  }));\n\n  useDebugValue(proxyObject);\n\n  return proxyObject;\n}\n", "import { useDebugValue } from 'react';\nimport { useLazyRef } from './useLazyRef';\n\nexport function useConstant<T>(supplier: () => T): T {\n  const { current } = useLazyRef(supplier);\n  useDebugValue(current);\n  return current;\n}\n", "import type { MutableRefObject } from 'react';\nimport { useDebugValue, useRef } from 'react';\n\nexport function useLazyRef<T>(supplier: () => T): MutableRefObject<T> {\n  const ref = useRef<MutableRefObject<T> | null>();\n\n  if (!ref.current) {\n    ref.current = {\n      current: supplier(),\n    };\n  }\n\n  useDebugValue(ref.current);\n\n  return ref.current;\n}\n"],
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  "names": ["import_react", "import_react", "import_react"]
}