{"version":3,"file":"useMatch.cjs","names":[],"sources":["../../src/useMatch.tsx"],"sourcesContent":["'use client'\n\nimport * as React from 'react'\nimport { useStore } from '@tanstack/react-store'\nimport { invariant, replaceEqualDeep } from '@tanstack/router-core'\nimport { isServer } from '@tanstack/router-core/isServer'\nimport { dummyMatchContext, matchContext } from './matchContext'\nimport { useRouter } from './useRouter'\nimport type {\n  StructuralSharingOption,\n  ValidateSelected,\n} from './structuralSharing'\nimport type {\n  AnyRouter,\n  MakeRouteMatch,\n  MakeRouteMatchUnion,\n  RegisteredRouter,\n  StrictOrFrom,\n  ThrowConstraint,\n  ThrowOrOptional,\n} from '@tanstack/router-core'\n\nconst dummyMatch = {}\n\nexport function useStructuralSharing<\n  TRouter extends AnyRouter,\n  TSelected,\n  TStructuralSharing extends boolean,\n  TStoreSlice,\n  TSelectSlice = TStoreSlice,\n>(\n  opts:\n    | {\n        select?: (\n          slice: TSelectSlice,\n        ) => ValidateSelected<TRouter, TSelected, TStructuralSharing>\n        structuralSharing?: boolean\n      }\n    | undefined,\n  router: TRouter,\n): (\n  slice: TStoreSlice,\n) => ValidateSelected<TRouter, TSelected, TStructuralSharing> {\n  const previousResult =\n    // @ts-expect-error -- init to undefined, but without writing `undefined` to shave bytes\n    React.useRef<ValidateSelected<TRouter, TSelected, TStructuralSharing>>()\n\n  return (slice) => {\n    const selected = opts?.select\n      ? opts.select(slice as unknown as TSelectSlice)\n      : (slice as ValidateSelected<TRouter, TSelected, TStructuralSharing>)\n\n    if (opts?.structuralSharing ?? router.options.defaultStructuralSharing) {\n      return (previousResult.current = replaceEqualDeep(\n        previousResult.current,\n        selected,\n      ))\n    }\n\n    return selected\n  }\n}\n\nexport interface UseMatchBaseOptions<\n  TRouter extends AnyRouter,\n  TFrom,\n  TStrict extends boolean,\n  TThrow extends boolean,\n  TSelected,\n  TStructuralSharing extends boolean,\n> {\n  select?: (\n    match: MakeRouteMatch<TRouter['routeTree'], TFrom, TStrict>,\n  ) => ValidateSelected<TRouter, TSelected, TStructuralSharing>\n  shouldThrow?: TThrow\n}\n\nexport type UseMatchRoute<out TFrom> = <\n  TRouter extends AnyRouter = RegisteredRouter,\n  TSelected = unknown,\n  TStructuralSharing extends boolean = boolean,\n>(\n  opts?: UseMatchBaseOptions<\n    TRouter,\n    TFrom,\n    true,\n    true,\n    TSelected,\n    TStructuralSharing\n  > &\n    StructuralSharingOption<TRouter, TSelected, TStructuralSharing>,\n) => UseMatchResult<TRouter, TFrom, true, TSelected>\n\nexport type UseMatchOptions<\n  TRouter extends AnyRouter,\n  TFrom extends string | undefined,\n  TStrict extends boolean,\n  TThrow extends boolean,\n  TSelected,\n  TStructuralSharing extends boolean,\n> = StrictOrFrom<TRouter, TFrom, TStrict> &\n  UseMatchBaseOptions<\n    TRouter,\n    TFrom,\n    TStrict,\n    TThrow,\n    TSelected,\n    TStructuralSharing\n  > &\n  StructuralSharingOption<TRouter, TSelected, TStructuralSharing>\n\nexport type UseMatchResult<\n  TRouter extends AnyRouter,\n  TFrom,\n  TStrict extends boolean,\n  TSelected,\n> = unknown extends TSelected\n  ? TStrict extends true\n    ? MakeRouteMatch<TRouter['routeTree'], TFrom, TStrict>\n    : MakeRouteMatchUnion<TRouter>\n  : TSelected\n\n/**\n * Read and select the nearest or targeted route match.\n * @link https://tanstack.com/router/latest/docs/framework/react/api/router/useMatchHook\n */\nexport function useMatch<\n  TRouter extends AnyRouter = RegisteredRouter,\n  const TFrom extends string | undefined = undefined,\n  TStrict extends boolean = true,\n  TThrow extends boolean = true,\n  TSelected = unknown,\n  TStructuralSharing extends boolean = boolean,\n>(\n  opts: UseMatchOptions<\n    TRouter,\n    TFrom,\n    TStrict,\n    ThrowConstraint<TStrict, TThrow>,\n    TSelected,\n    TStructuralSharing\n  >,\n): ThrowOrOptional<UseMatchResult<TRouter, TFrom, TStrict, TSelected>, TThrow> {\n  const router = useRouter<TRouter>()\n  const nearestRouteId = React.useContext(\n    opts.from ? dummyMatchContext : matchContext,\n  )\n\n  const routeId = opts.from ?? nearestRouteId\n  const matchStore = router.stores.getMatchStore(routeId!)\n\n  if (isServer ?? router.isServer) {\n    const match = matchStore.get()\n    if (!match) {\n      if (opts.shouldThrow ?? true) {\n        if (process.env.NODE_ENV !== 'production') {\n          throw new Error(\n            `Invariant failed: Could not find ${opts.from ? `an active match from \"${opts.from}\"` : 'a nearest match!'}`,\n          )\n        }\n\n        invariant()\n      }\n\n      return undefined as any\n    }\n\n    return (opts.select ? opts.select(match as any) : match) as any\n  }\n\n  const selector =\n    // eslint-disable-next-line react-hooks/rules-of-hooks -- condition is static\n    useStructuralSharing(opts, router)\n\n  // eslint-disable-next-line react-hooks/rules-of-hooks -- condition is static\n  const matchSelection = useStore(matchStore, (match) =>\n    match ? selector(match as any) : dummyMatch,\n  )\n\n  if (matchSelection !== dummyMatch) {\n    return matchSelection as any\n  }\n\n  if (opts.shouldThrow ?? true) {\n    if (process.env.NODE_ENV !== 'production') {\n      throw new Error(\n        `Invariant failed: Could not find ${opts.from ? `an active match from \"${opts.from}\"` : 'a nearest match!'}`,\n      )\n    }\n\n    invariant()\n  }\n\n  return undefined as any\n}\n"],"mappings":";;;;;;;;;;AAsBA,IAAM,aAAa,CAAC;AAEpB,SAAgB,qBAOd,MAQA,QAG4D;CAC5D,MAAM,iBAEJ,MAAM,OAAiE;CAEzE,QAAQ,UAAU;EAChB,MAAM,WAAW,MAAM,SACnB,KAAK,OAAO,KAAgC,IAC3C;EAEL,IAAI,MAAM,qBAAqB,OAAO,QAAQ,0BAC5C,OAAQ,eAAe,WAAA,GAAA,sBAAA,kBACrB,eAAe,SACf,QACF;EAGF,OAAO;CACT;AACF;;;;;AAiEA,SAAgB,SAQd,MAQ6E;CAC7E,MAAM,SAAS,kBAAA,UAAmB;CAClC,MAAM,iBAAiB,MAAM,WAC3B,KAAK,OAAO,qBAAA,oBAAoB,qBAAA,YAClC;CAEA,MAAM,UAAU,KAAK,QAAQ;CAC7B,MAAM,aAAa,OAAO,OAAO,cAAc,OAAQ;CAEvD,IAAI,+BAAA,YAAY,OAAO,UAAU;EAC/B,MAAM,QAAQ,WAAW,IAAI;EAC7B,IAAI,CAAC,OAAO;GACV,IAAI,KAAK,eAAe,MAAM;IAC5B,IAAA,QAAA,IAAA,aAA6B,cAC3B,MAAM,IAAI,MACR,oCAAoC,KAAK,OAAO,yBAAyB,KAAK,KAAK,KAAK,oBAC1F;IAGF,CAAA,GAAA,sBAAA,WAAU;GACZ;GAEA;EACF;EAEA,OAAQ,KAAK,SAAS,KAAK,OAAO,KAAY,IAAI;CACpD;CAEA,MAAM,WAEJ,qBAAqB,MAAM,MAAM;CAGnC,MAAM,kBAAA,GAAA,sBAAA,UAA0B,aAAa,UAC3C,QAAQ,SAAS,KAAY,IAAI,UACnC;CAEA,IAAI,mBAAmB,YACrB,OAAO;CAGT,IAAI,KAAK,eAAe,MAAM;EAC5B,IAAA,QAAA,IAAA,aAA6B,cAC3B,MAAM,IAAI,MACR,oCAAoC,KAAK,OAAO,yBAAyB,KAAK,KAAK,KAAK,oBAC1F;EAGF,CAAA,GAAA,sBAAA,WAAU;CACZ;AAGF"}