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@tai-kun/surrealdb

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The SurrealDB SDK for JavaScript

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var __create = Object.create; var __defProp = Object.defineProperty; var __getOwnPropDesc = Object.getOwnPropertyDescriptor; var __knownSymbol = (name, symbol) => (symbol = Symbol[name]) ? symbol : Symbol.for("Symbol." + name); var __typeError = (msg) => { throw TypeError(msg); }; var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value; var __name = (target, value) => __defProp(target, "name", { value, configurable: true }); var __decoratorStart = (base) => [, , , __create(base?.[__knownSymbol("metadata")] ?? null)]; var __decoratorStrings = ["class", "method", "getter", "setter", "accessor", "field", "value", "get", "set"]; var __expectFn = (fn) => fn !== void 0 && typeof fn !== "function" ? __typeError("Function expected") : fn; var __decoratorContext = (kind, name, done, metadata, fns) => ({ kind: __decoratorStrings[kind], name, metadata, addInitializer: (fn) => done._ ? __typeError("Already initialized") : fns.push(__expectFn(fn || null)) }); var __decoratorMetadata = (array, target) => __defNormalProp(target, __knownSymbol("metadata"), array[3]); var __runInitializers = (array, flags, self, value) => { for (var i = 0, fns = array[flags >> 1], n = fns && fns.length; i < n; i++) flags & 1 ? fns[i].call(self) : value = fns[i].call(self, value); return value; }; var __decorateElement = (array, flags, name, decorators, target, extra) => { var fn, it, done, ctx, access, k = flags & 7, s = !!(flags & 8), p = !!(flags & 16); var j = k > 3 ? array.length + 1 : k ? s ? 1 : 2 : 0, key = __decoratorStrings[k + 5]; var initializers = k > 3 && (array[j - 1] = []), extraInitializers = array[j] || (array[j] = []); var desc = k && (!p && !s && (target = target.prototype), k < 5 && (k > 3 || !p) && __getOwnPropDesc(k < 4 ? target : { get [name]() { return __privateGet(this, extra); }, set [name](x) { return __privateSet(this, extra, x); } }, name)); k ? p && k < 4 && __name(extra, (k > 2 ? "set " : k > 1 ? "get " : "") + name) : __name(target, name); for (var i = decorators.length - 1; i >= 0; i--) { ctx = __decoratorContext(k, name, done = {}, array[3], extraInitializers); if (k) { ctx.static = s, ctx.private = p, access = ctx.access = { has: p ? (x) => __privateIn(target, x) : (x) => name in x }; if (k ^ 3) access.get = p ? (x) => (k ^ 1 ? __privateGet : __privateMethod)(x, target, k ^ 4 ? extra : desc.get) : (x) => x[name]; if (k > 2) access.set = p ? (x, y) => __privateSet(x, target, y, k ^ 4 ? extra : desc.set) : (x, y) => x[name] = y; } it = (0, decorators[i])(k ? k < 4 ? p ? extra : desc[key] : k > 4 ? void 0 : { get: desc.get, set: desc.set } : target, ctx), done._ = 1; if (k ^ 4 || it === void 0) __expectFn(it) && (k > 4 ? initializers.unshift(it) : k ? p ? extra = it : desc[key] = it : target = it); else if (typeof it !== "object" || it === null) __typeError("Object expected"); else __expectFn(fn = it.get) && (desc.get = fn), __expectFn(fn = it.set) && (desc.set = fn), __expectFn(fn = it.init) && initializers.unshift(fn); } return k || __decoratorMetadata(array, target), desc && __defProp(target, name, desc), p ? k ^ 4 ? extra : desc : target; }; var __accessCheck = (obj, member, msg) => member.has(obj) || __typeError("Cannot " + msg); var __privateIn = (member, obj) => Object(obj) !== obj ? __typeError('Cannot use the "in" operator on this value') : member.has(obj); var __privateGet = (obj, member, getter) => (__accessCheck(obj, member, "read from private field"), getter ? getter.call(obj) : member.get(obj)); var __privateSet = (obj, member, value, setter) => (__accessCheck(obj, member, "write to private field"), setter ? setter.call(obj, value) : member.set(obj, value), value); var __privateMethod = (obj, member, method) => (__accessCheck(obj, member, "access private method"), method); // src/clients/basic/client.ts import { processEndpoint } from "../../engine/index.mjs"; import { CircularEngineReferenceError, Closed, ConnectionConflictError, ConnectionUnavailableError, EngineNotFoundError, RpcResponseError, SurrealTypeError, unreachable } from "../../errors/index.mjs"; import { getTimeoutSignal, mutex, TaskEmitter } from "../../utils/index.mjs"; var _close_dec, _connect_dec, _init; _connect_dec = [mutex], _close_dec = [mutex]; var _BasicClient = class _BasicClient { constructor(config) { __runInitializers(_init, 5, this); this.ee = new TaskEmitter(); this.fmt = void 0; this.eng = null; this._engines = void 0; const { engines, formatter, disableDefaultErrorHandler } = config; this.fmt = formatter; this._engines = engines; if (!disableDefaultErrorHandler) { this.ee.on("error", (_, e) => { if (e.fatal) { console.error("[@tai-kun/surrealdb]", "FATAL", e); this.close({ force: true }).then(null, (reason) => { console.error("[@tai-kun/surrealdb]", reason); }); } else { console.warn("[@tai-kun/surrealdb]", "WARNING", e); } }); } } async createEngine(scheme) { let engine = this._engines[scheme]; const seen = []; while (typeof engine === "string") { if (seen.includes(engine)) { throw new CircularEngineReferenceError(seen); } seen.push(engine); engine = this._engines[engine]; } if (!engine) { throw new EngineNotFoundError(scheme); } return await engine({ emitter: this.ee, formatter: this.fmt }); } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#state) */ get state() { return this.eng?.state ?? "closed"; } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#endpoint) */ get endpoint() { return this.eng?.endpoint; } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#namespace) */ get namespace() { return this.eng?.namespace; } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#database) */ get database() { return this.eng?.database; } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#token) */ get token() { return this.eng?.token; } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#getconnectioninfo) */ getConnectionInfo() { return this.eng?.getConnectionInfo(); } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#on) */ on(event, listener) { this.ee.on(event, listener); } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#off) */ off(event, listener) { if (typeof listener !== "function") { throw new SurrealTypeError("Function", listener); } this.ee.off(event, listener); } /** * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#once) */ once(event, options) { return this.ee.once(event, options); } connect(endpoint, options = {}) { try { const conn = this.getConnectionInfo(); endpoint = processEndpoint(endpoint, options); if (conn?.state === "open") { if (conn.endpoint.href === endpoint.href) { return Promise.resolve(); } throw new ConnectionConflictError(conn.endpoint, endpoint); } if (this.eng) { unreachable(conn); } const scheme = endpoint.protocol.slice( 0, -1 /* remove `:` */ ); const { signal = getTimeoutSignal(15e3) } = options; return (async () => { try { this.eng = await this.createEngine(scheme); await this.eng.connect({ endpoint, signal }); } catch (e) { this.eng = null; throw e; } })(); } catch (e) { return Promise.reject(e); } } close(options = {}) { if (!this.eng) { return Promise.resolve(); } const eng = this.eng; this.eng = null; try { if (options.force) { this.ee.abort(new Closed("force close")); } return (async () => { try { await eng.close({ signal: options.signal || getTimeoutSignal(15e3) }); } finally { await this.ee.idle(); } })(); } catch (e) { return Promise.reject(e); } } async rpc(method, params, options = {}) { const { signal = getTimeoutSignal(5e3) } = options; if (this.eng?.state !== "open") { await this.ee.once("open", { signal }); } if (!this.eng) { throw new ConnectionUnavailableError({ cause: "The engine is not set." }); } return await rpc({ engine: this.eng, signal, method, params }); } }; _init = __decoratorStart(null); __decorateElement(_init, 1, "connect", _connect_dec, _BasicClient); __decorateElement(_init, 1, "close", _close_dec, _BasicClient); __decoratorMetadata(_init, _BasicClient); __name(_BasicClient, "BasicClient"); var BasicClient = _BasicClient; async function rpc(args) { const resp = await args.engine.rpc({ signal: args.signal, // @ts-expect-error request: { method: args.method, params: args.params } }); if ("result" in resp) { return resp.result; } throw new RpcResponseError(resp, { cause: { method: args.method, // TODO(tai-kun): params には機微情報が含まれている可能性があるので、method のみにしておく? params: args.params } }); } __name(rpc, "rpc"); export { BasicClient as default }; //# sourceMappingURL=data:application/json;base64,{
  "version": 3,
  "sources": ["../../../src/clients/basic/client.ts"],
  "sourcesContent": ["import {\n  type ConnectionInfo,\n  type ConnectionState,\n  type EngineAbc,\n  type EngineAbcConfig,\n  type EngineEventMap,\n  processEndpoint,\n  type ProcessEndpointOptions,\n} from \"@tai-kun/surrealdb/engine\";\nimport {\n  CircularEngineReferenceError,\n  Closed,\n  ConnectionConflictError,\n  ConnectionUnavailableError,\n  EngineNotFoundError,\n  RpcResponseError,\n  SurrealTypeError,\n  unreachable,\n} from \"@tai-kun/surrealdb/errors\";\nimport type { Formatter } from \"@tai-kun/surrealdb/formatter\";\nimport type {\n  RpcMethod,\n  RpcParams,\n  RpcResponse,\n  RpcResult,\n} from \"@tai-kun/surrealdb/types\";\nimport {\n  getTimeoutSignal,\n  mutex,\n  type StatefulPromise,\n  TaskEmitter,\n  type TaskListener,\n  type TaskListenerOptions,\n} from \"@tai-kun/surrealdb/utils\";\n\nexport type CreateEngine = (config: EngineAbcConfig) =>\n  | EngineAbc\n  | PromiseLike<EngineAbc>;\n\nexport type ClientEngines = {\n  readonly [_ in string]?: CreateEngine | string | undefined;\n};\n\nexport interface ClientConfig {\n  readonly engines: ClientEngines;\n  readonly formatter: Formatter;\n  readonly disableDefaultErrorHandler?: boolean | undefined;\n}\n\nexport interface ClientConnectOptions extends ProcessEndpointOptions {\n  readonly signal?: AbortSignal | undefined;\n}\n\nexport interface ClientCloseOptions {\n  readonly force?: boolean | undefined;\n  readonly signal?: AbortSignal | undefined;\n}\n\nexport interface ClientRpcOptions {\n  readonly signal?: AbortSignal | undefined;\n}\n\nexport default class BasicClient {\n  protected readonly ee: TaskEmitter<EngineEventMap> = new TaskEmitter();\n  protected readonly fmt: Formatter;\n  protected eng: EngineAbc | null = null;\n\n  private readonly _engines: ClientEngines;\n\n  constructor(config: ClientConfig) {\n    const {\n      engines,\n      formatter,\n      disableDefaultErrorHandler,\n    } = config;\n    this.fmt = formatter;\n    this._engines = engines;\n\n    if (!disableDefaultErrorHandler) {\n      this.ee.on(\"error\", (_, e) => {\n        if (e.fatal) {\n          console.error(\"[@tai-kun/surrealdb]\", \"FATAL\", e);\n          this.close({ force: true }).then(null, reason => {\n            console.error(\"[@tai-kun/surrealdb]\", reason);\n          });\n        } else {\n          console.warn(\"[@tai-kun/surrealdb]\", \"WARNING\", e);\n        }\n      });\n    }\n  }\n\n  protected async createEngine(scheme: string): Promise<EngineAbc> {\n    let engine = this._engines[scheme];\n    const seen: string[] = [];\n\n    while (typeof engine === \"string\") {\n      if (seen.includes(engine)) {\n        throw new CircularEngineReferenceError(seen);\n      }\n\n      seen.push(engine);\n      engine = this._engines[engine];\n    }\n\n    if (!engine) {\n      throw new EngineNotFoundError(scheme);\n    }\n\n    return await engine({\n      emitter: this.ee,\n      formatter: this.fmt,\n    });\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#state)\n   */\n  get state(): ConnectionState {\n    return this.eng?.state ?? \"closed\";\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#endpoint)\n   */\n  get endpoint(): URL | null | undefined {\n    return this.eng?.endpoint;\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#namespace)\n   */\n  get namespace(): string | null | undefined {\n    return this.eng?.namespace;\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#database)\n   */\n  get database(): string | null | undefined {\n    return this.eng?.database;\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#token)\n   */\n  get token(): string | null | undefined {\n    return this.eng?.token;\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#getconnectioninfo)\n   */\n  getConnectionInfo(): ConnectionInfo | undefined {\n    return this.eng?.getConnectionInfo();\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#on)\n   */\n  on<TEvent extends keyof EngineEventMap>(\n    event: TEvent,\n    listener: TaskListener<EngineEventMap[TEvent]>,\n  ): void {\n    this.ee.on(event, listener);\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#off)\n   */\n  off<TEvent extends keyof EngineEventMap>(\n    event: TEvent,\n    listener: TaskListener<EngineEventMap[TEvent]>,\n  ): void {\n    // \u8AA4\u3063\u3066\u3059\u3079\u3066\u306E\u30A4\u30D9\u30F3\u30C8\u30EA\u30B9\u30CA\u30FC\u3092\u89E3\u9664\u3057\u3066\u3057\u307E\u308F\u306A\u3044\u3088\u3046\u306B\u3059\u308B\u305F\u3081\u3001\n    // listener \u304C\u7121\u3044\u5834\u5408\u306F\u30A8\u30E9\u30FC\u3092\u6295\u3052\u308B\u3002\n    if (typeof listener !== \"function\") {\n      throw new SurrealTypeError(\"Function\", listener);\n    }\n\n    this.ee.off(event, listener);\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#once)\n   */\n  once<TEvent extends keyof EngineEventMap>(\n    event: TEvent,\n    options?: TaskListenerOptions | undefined,\n  ): StatefulPromise<EngineEventMap[TEvent]> {\n    return this.ee.once(event, options);\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#connect)\n   */\n  @mutex\n  connect(\n    endpoint: string | URL,\n    options: ClientConnectOptions | undefined = {},\n  ): Promise<void> {\n    try {\n      const conn = this.getConnectionInfo();\n      endpoint = processEndpoint(endpoint, options);\n\n      if (conn?.state === \"open\") {\n        if (conn.endpoint.href === endpoint.href) {\n          return Promise.resolve();\n        }\n\n        throw new ConnectionConflictError(conn.endpoint, endpoint);\n      }\n\n      if (this.eng) {\n        unreachable(conn as never);\n      }\n\n      const scheme = endpoint.protocol.slice(0, -1 /* remove `:` */);\n      const { signal = getTimeoutSignal(15_000) } = options;\n\n      return (async () => {\n        try {\n          this.eng = await this.createEngine(scheme);\n          await this.eng.connect({ endpoint, signal });\n        } catch (e) {\n          this.eng = null;\n          throw e;\n        }\n      })();\n    } catch (e) {\n      return Promise.reject(e);\n    }\n  }\n\n  /**\n   * [API Reference](https://tai-kun.github.io/surrealdb.js/v2/guides/connecting/#close)\n   */\n  @mutex\n  close(options: ClientCloseOptions | undefined = {}): Promise<void> {\n    if (!this.eng) {\n      return Promise.resolve();\n    }\n\n    const eng = this.eng;\n    this.eng = null;\n\n    try {\n      if (options.force) {\n        this.ee.abort(new Closed(\"force close\"));\n      }\n\n      return (async () => {\n        try {\n          await eng.close({\n            signal: options.signal || getTimeoutSignal(15_000),\n          });\n        } finally {\n          await this.ee.idle(); // \u30A8\u30E9\u30FC\u3092\u6295\u3052\u306A\u3044\u3002\n        }\n      })();\n    } catch (e) {\n      return Promise.reject(e);\n    }\n  }\n\n  async rpc<TMethod extends RpcMethod, TResult extends RpcResult<TMethod>>(\n    method: TMethod,\n    params: RpcParams<TMethod>,\n    options: ClientRpcOptions | undefined = {},\n  ): Promise<TResult> {\n    const { signal = getTimeoutSignal(5_000) } = options;\n\n    if (this.eng?.state !== \"open\") {\n      await this.ee.once(\"open\", { signal });\n    }\n\n    if (!this.eng) {\n      throw new ConnectionUnavailableError({\n        cause: \"The engine is not set.\",\n      });\n    }\n\n    return await rpc({\n      engine: this.eng,\n      signal,\n      method,\n      params,\n    });\n  }\n}\n\nasync function rpc<\n  TMethod extends RpcMethod,\n  TResult extends RpcResult<TMethod>,\n>(\n  args: {\n    readonly engine: EngineAbc;\n    readonly signal: AbortSignal;\n    readonly method: TMethod;\n    readonly params: RpcParams<TMethod>;\n  },\n): Promise<TResult> {\n  const resp: RpcResponse<any> = await args.engine.rpc({\n    signal: args.signal,\n    // @ts-expect-error\n    request: {\n      method: args.method,\n      params: args.params,\n    },\n  });\n\n  if (\"result\" in resp) {\n    return resp.result;\n  }\n\n  throw new RpcResponseError(resp, {\n    cause: {\n      method: args.method,\n      // TODO(tai-kun): params \u306B\u306F\u6A5F\u5FAE\u60C5\u5831\u304C\u542B\u307E\u308C\u3066\u3044\u308B\u53EF\u80FD\u6027\u304C\u3042\u308B\u306E\u3067\u3001method \u306E\u307F\u306B\u3057\u3066\u304A\u304F\uFF1F\n      params: args.params,\n    },\n  });\n}\n"],
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