{
  "version": 3,
  "sources": ["../../src/lib/DurableObjectSqliteSyncWrapper.ts"],
  "sourcesContent": ["import {\n\ttype TLSqliteInputValue,\n\ttype TLSqliteRow,\n\ttype TLSyncSqliteStatement,\n\ttype TLSyncSqliteWrapper,\n\ttype TLSyncSqliteWrapperConfig,\n} from './SQLiteSyncStorage'\n\n/**\n * Mimics a prepared statement interface for Durable Objects SQLite.\n * Rather than actually preparing the statement, it just stores the SQL and\n * executes it fresh each time. This is still fast because DO SQLite maintains\n * an internal LRU cache of prepared statements.\n */\nclass DurableObjectStatement<\n\tTResult extends TLSqliteRow | void,\n\tTParams extends TLSqliteInputValue[],\n> implements TLSyncSqliteStatement<TResult, TParams> {\n\tconstructor(\n\t\tprivate sql: {\n\t\t\texec(sql: string, ...bindings: unknown[]): Iterable<any> & { toArray(): any[] }\n\t\t},\n\t\tprivate query: string\n\t) {}\n\n\titerate(...bindings: TParams): IterableIterator<TResult> {\n\t\tconst result = this.sql.exec(this.query, ...bindings)\n\t\treturn result[Symbol.iterator]() as IterableIterator<TResult>\n\t}\n\n\tall(...bindings: TParams): TResult[] {\n\t\treturn this.sql.exec(this.query, ...bindings).toArray()\n\t}\n\n\trun(...bindings: TParams): void {\n\t\tthis.sql.exec(this.query, ...bindings)\n\t}\n}\n\n/**\n * A wrapper around Cloudflare Durable Object's SqlStorage that implements TLSyncSqliteWrapper.\n *\n * Use this wrapper with SQLiteSyncStorage to persist tldraw sync state using\n * Cloudflare Durable Object's built-in SQLite storage. This provides automatic\n * persistence that survives Durable Object hibernation and restarts.\n *\n * @example\n * ```ts\n * import { SQLiteSyncStorage, DurableObjectSqliteSyncWrapper } from '@tldraw/sync-core'\n *\n * // In your Durable Object class:\n * class MyDurableObject extends DurableObject {\n *   private storage: SQLiteSyncStorage\n *\n *   constructor(ctx: DurableObjectState, env: Env) {\n *     super(ctx, env)\n *     const sql = new DurableObjectSqliteSyncWrapper(ctx.storage)\n *     this.storage = new SQLiteSyncStorage({ sql })\n *   }\n * }\n * ```\n *\n * @example\n * ```ts\n * // With table prefix to avoid conflicts with other tables\n * const sql = new DurableObjectSqliteSyncWrapper(this.ctx.storage, { tablePrefix: 'tldraw_' })\n * // Creates tables: tldraw_documents, tldraw_tombstones, tldraw_metadata\n * ```\n *\n * @public\n */\nexport class DurableObjectSqliteSyncWrapper implements TLSyncSqliteWrapper {\n\tconstructor(\n\t\tprivate storage: {\n\t\t\tsql: { exec(sql: string, ...bindings: unknown[]): Iterable<any> & { toArray(): any[] } }\n\t\t\ttransactionSync(callback: () => any): any\n\t\t},\n\t\tpublic config?: TLSyncSqliteWrapperConfig\n\t) {}\n\n\texec(sql: string): void {\n\t\tthis.storage.sql.exec(sql)\n\t}\n\n\tprepare<TResult extends TLSqliteRow | void = void, TParams extends TLSqliteInputValue[] = []>(\n\t\tsql: string\n\t): TLSyncSqliteStatement<TResult, TParams> {\n\t\treturn new DurableObjectStatement<TResult, TParams>(this.storage.sql, sql)\n\t}\n\n\ttransaction<T>(callback: () => T): T {\n\t\treturn this.storage.transactionSync(callback)\n\t}\n}\n"],
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