{
  "version": 3,
  "sources": ["../src/use-previous.tsx"],
  "sourcesContent": ["import * as React from 'react';\n\nfunction usePrevious<T>(value: T) {\n  const ref = React.useRef({ value, previous: value });\n\n  // We compare values before making an update to ensure that\n  // a change has been made. This ensures the previous value is\n  // persisted correctly between renders.\n  return React.useMemo(() => {\n    if (ref.current.value !== value) {\n      ref.current.previous = ref.current.value;\n      ref.current.value = value;\n    }\n    return ref.current.previous;\n  }, [value]);\n}\n\nexport { usePrevious };\n"],
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  "names": []
}