@phren/cli/dist/shared/sqljs.js

Knowledge layer for AI agents - CLI, MCP server, and data layer

import * as fs from "fs";
import * as path from "path";
import { fileURLToPath } from "url";
import { createRequire } from "module";
import { errorMessage } from "../utils.js";
import { logger } from "../logger.js";
const require = createRequire(import.meta.url);
/**
 * Locate the sql.js-fts5 WASM binary by require.resolve with path-probe fallback.
 * Shared between shared-index.ts and embedding.ts to avoid duplication.
 */
function findWasmBinary() {
    try {
        const resolved = require.resolve("sql.js-fts5/dist/sql-wasm.wasm");
        if (fs.existsSync(resolved))
            return fs.readFileSync(resolved);
    }
    catch (err) {
        logger.debug("sqljs", `findWasmBinary requireResolve: ${errorMessage(err)}`);
        // fall through to path probing
    }
    const __filename = fileURLToPath(import.meta.url);
    let dir = path.dirname(__filename);
    for (let i = 0; i < 5; i++) {
        const candidateA = path.join(dir, "node_modules", "sql.js-fts5", "dist", "sql-wasm.wasm");
        if (fs.existsSync(candidateA))
            return fs.readFileSync(candidateA);
        const candidateB = path.join(dir, "sql.js-fts5", "dist", "sql-wasm.wasm");
        if (fs.existsSync(candidateB))
            return fs.readFileSync(candidateB);
        dir = path.dirname(dir);
    }
    return undefined;
}
/**
 * Bootstrap sql.js-fts5: find the WASM binary and initialise the library.
 * Shared across shared-index.ts and embedding.ts to avoid duplication.
 * The require is lazy so importing this module (the Hook bundle pulls it in
 * through the CLI context) does not need the native package on disk.
 */
export async function bootstrapSqlJs() {
    const initSqlJs = require("sql.js-fts5");
    const wasmBinary = findWasmBinary();
    return initSqlJs(wasmBinary ? { wasmBinary } : {});
}