| 1 | /**
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| 2 | * Match a media query and get updates as the match changes. The media string is
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| 3 | * passed directly to `window.matchMedia` and run as a Layout Effect, so initial
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| 4 | * matches are returned before the browser has a chance to paint.
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| 5 | *
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| 6 | * ```tsx
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| 7 | * function Page() {
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| 8 | * const isWide = useMediaQuery('min-width: 1000px')
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| 9 | *
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| 10 | * return isWide ? "very wide" : 'not so wide'
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| 11 | * }
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| 12 | * ```
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| 13 | *
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| 14 | * Media query lists are also reused globally, hook calls for the same query
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| 15 | * will only create a matcher once under the hood.
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| 16 | *
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| 17 | * @param query A media query
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| 18 | */
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| 19 | export default function useMediaQuery(query: string | null): boolean;
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