Function resolveOptions

packages/api-server/src/createServerHelpers.ts:83–161

(
  options: CreateServerOptions = {},
  args?: string[],
)

>

export function resolveOptions(
  options: CreateServerOptions = {},
  args?: string[],
) {
  options.parseArgs ??= true

  options.logger ??= DEFAULT_CREATE_SERVER_OPTIONS.logger

  // Set defaults.
  const resolvedOptions: ResolvedOptions = {
    apiRootPath:
      options.apiRootPath ?? DEFAULT_CREATE_SERVER_OPTIONS.apiRootPath,

    fastifyServerOptions: options.fastifyServerOptions ?? {
      requestTimeout:
        DEFAULT_CREATE_SERVER_OPTIONS.fastifyServerOptions.requestTimeout,
      logger: options.logger ?? DEFAULT_CREATE_SERVER_OPTIONS.logger,
      bodyLimit: DEFAULT_CREATE_SERVER_OPTIONS.fastifyServerOptions.bodyLimit,
    },
    discoverFunctionsGlob:
      options.discoverFunctionsGlob ??
      DEFAULT_CREATE_SERVER_OPTIONS.discoverFunctionsGlob,
    configureApiServer:
      options.configureApiServer ??
      DEFAULT_CREATE_SERVER_OPTIONS.configureApiServer,
    apiHost: getAPIHost(),
    apiPort: getAPIPort(),
  }

  // Merge fastifyServerOptions.
  resolvedOptions.fastifyServerOptions.requestTimeout ??=
    DEFAULT_CREATE_SERVER_OPTIONS.fastifyServerOptions.requestTimeout
  resolvedOptions.fastifyServerOptions.logger = options.logger

  if (options.parseArgs) {
    const { values } = parseArgs({
      options: {
        apiHost: {
          type: 'string',
        },
        apiPort: {
          type: 'string',
          short: 'p',
        },
        apiRootPath: {
          type: 'string',
        },
      },
      strict: false,
      ...(args && { args }),
    })

    if (values.apiHost && typeof values.apiHost !== 'string') {
      throw new Error('`apiHost` must be a string')
    }
    if (values.apiHost) {
      resolvedOptions.apiHost = values.apiHost
    }