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fix(memory-lancedb): retry failed runtime initialization

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This commit is contained in:
Peter Steinberger
2026-04-22 21:20:03 +01:00
parent eae0039aa4
commit ee63b9ee49
5 changed files with 230 additions and 10 deletions
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31
extensions/memory-lancedb/lancedb-runtime.ts
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@@ -28,6 +28,8 @@ type ReadPackageJson = (manifestPath: string) => PackageJsonWithDependencies | n
type LanceDbRuntimeLoaderDeps = {
env: NodeJS.ProcessEnv;
platform: NodeJS.Platform;
arch: NodeJS.Architecture;
resolveStateDir: (env?: NodeJS.ProcessEnv, homedir?: () => string) => string;
runtimeManifest: RuntimeManifest;
importBundled: () => Promise<LanceDbModule>;
@@ -218,11 +220,31 @@ function buildLoadFailureMessage(prefix: string, error: unknown): string {
return `memory-lancedb: ${prefix}. ${String(error)}`;
}
function isUnsupportedNativePlatform(params: {
platform: NodeJS.Platform;
arch: NodeJS.Architecture;
}): boolean {
return params.platform === "darwin" && params.arch === "x64";
}
function buildUnsupportedNativePlatformMessage(params: {
platform: NodeJS.Platform;
arch: NodeJS.Architecture;
}): string {
return [
`memory-lancedb: LanceDB runtime is unavailable on ${params.platform}-${params.arch}.`,
"The bundled @lancedb/lancedb dependency does not publish a native package for this platform.",
"Disable memory-lancedb or switch to a supported memory backend/platform.",
].join(" ");
}
export function createLanceDbRuntimeLoader(overrides: Partial<LanceDbRuntimeLoaderDeps> = {}): {
load: (logger?: LanceDbRuntimeLogger) => Promise<LanceDbModule>;
} {
const deps: LanceDbRuntimeLoaderDeps = {
env: overrides.env ?? process.env,
platform: overrides.platform ?? process.platform,
arch: overrides.arch ?? process.arch,
resolveStateDir: overrides.resolveStateDir ?? resolveStateDir,
runtimeManifest: overrides.runtimeManifest ?? MEMORY_LANCEDB_RUNTIME_MANIFEST,
importBundled: overrides.importBundled ?? (() => import("@lancedb/lancedb")),
@@ -240,6 +262,15 @@ export function createLanceDbRuntimeLoader(overrides: Partial<LanceDbRuntimeLoad
try {
return await deps.importBundled();
} catch (bundledError) {
if (isUnsupportedNativePlatform({ platform: deps.platform, arch: deps.arch })) {
throw new Error(
buildUnsupportedNativePlatformMessage({
platform: deps.platform,
arch: deps.arch,
}),
{ cause: bundledError },
);
}
const runtimeDir = resolveRuntimeDir(
deps.resolveStateDir(deps.env, () =>
deps.env.HOME?.trim() ? deps.env.HOME : os.homedir(),