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import * as T from "./types.ts";
export function unwrapResultType<T>(res: T.ResultType<T>): T {  if ("error-code" in res) {    throw new Error(res["error-code"][1]);  } else if ("error" in res) {    throw new Error(res["error"]);  } else {    return res.result;  }}
/** Used to check if the file exists before hand */export const exists = (  effects: T.Effects,  props: { path: string; volumeId: string },) => effects.metadata(props).then((_) => true, (_) => false);
export const errorCode = (code: number, error: string) => ({  "error-code": [code, error] as const,});export const error = (error: string) => ({ error });export const ok = { result: null };
export const isKnownError = (e: unknown): e is T.KnownError =>  e instanceof Object && ("error" in e || "error-code" in e);