overmind/es/rehydrate.js.map

Frictionless state management

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P : never\n}[keyof T]\n\ntype ExcludeNever<T extends {}> = {\n  [P in keyof T]: T[P] extends never ? never : P\n}[keyof T]\n\ntype ExtracType<T extends {}, K> = {\n  [P in FilteredKeys<T, K | {}>]: T[P] extends SerializableValue\n    ? (data: any) => Serializable\n    : T[P] extends {}\n    ? ExtracType<T[P], K> extends { [key: string]: never }\n      ? never\n      : ExtractDeepType<T[P], K>\n    : never\n}\n\ntype ExtractDeepType<T extends {}, K, U extends {} = ExtracType<T, K>> = {\n  [P in ExcludeNever<U>]: U[P]\n}\n\ntype StateNode = {\n  [key: string]: any\n}\n\nexport const rehydrate = <T extends StateNode>(\n  state: T,\n  source: IMutation[] | StateNode,\n  classes: ExtractDeepType<T, SerializableValue> = {} as any\n) => {\n  if (Array.isArray(source)) {\n    const mutations = source as IMutation[]\n    mutations.forEach((mutation) => {\n      const pathArray = mutation.path.split(mutation.delimiter)\n      const key = pathArray.pop() as string\n      const target = pathArray.reduce((aggr, key) => aggr[key], state as any)\n      const classInstance = pathArray.reduce(\n        (aggr, key) => aggr && aggr[key],\n        classes as any\n      )\n\n      if (mutation.method === 'set') {\n        if (\n          typeof classInstance === 'function' &&\n          Array.isArray(mutation.args[0])\n        ) {\n          target[key] = mutation.args[0].map((arg) => classInstance(arg))\n        } else if (typeof classInstance === 'function') {\n          target[key] = classInstance(mutation.args[0])\n        } else {\n          target[key] = mutation.args[0]\n        }\n      } else if (mutation.method === 'unset') {\n        delete target[key]\n      } else {\n        target[key][mutation.method].apply(\n          target[key],\n          typeof classInstance === 'function'\n            ? mutation.args.map((arg) => {\n                return typeof arg === 'object' && arg !== null\n                  ? classInstance(arg)\n                  : arg\n              })\n            : mutation.args\n        )\n      }\n    })\n  } else {\n    rehydrateState(state, source, classes)\n  }\n}\n"]}