Function normalizeInputOptions

src/utils/options/normalizeInputOptions.ts:32–80

(
	config: InputOptions,
	watchMode: boolean
)

}

export async function normalizeInputOptions(
	config: InputOptions,
	watchMode: boolean
): Promise<{
	options: NormalizedInputOptions;
	unsetOptions: Set<string>;
}> {
	// These are options that may trigger special warnings or behaviour later
	// if the user did not select an explicit value
	const unsetOptions = new Set<string>();

	const context = config.context ?? 'undefined';
	const plugins = await normalizePluginOption(config.plugins);
	const logLevel = config.logLevel || LOGLEVEL_INFO;
	const onLog = getLogger(plugins, getOnLog(config, logLevel), watchMode, logLevel);
	const strictDeprecations = config.strictDeprecations || false;
	const maxParallelFileOps = getMaxParallelFileOps(config);
	const options: NormalizedInputOptions & InputOptions = {
		cache: getCache(config),
		context,
		experimentalCacheExpiry: config.experimentalCacheExpiry ?? 10,
		experimentalLogSideEffects: config.experimentalLogSideEffects || false,
		external: getIdMatcher(config.external),
		fs: config.fs ?? (fs as RollupFsModule),
		input: getInput(config),
		jsx: getJsx(config),
		logLevel,
		makeAbsoluteExternalsRelative: config.makeAbsoluteExternalsRelative ?? 'ifRelativeSource',
		maxParallelFileOps,
		moduleContext: getModuleContext(config, context),
		onLog,
		perf: config.perf || false,
		plugins,
		preserveEntrySignatures: config.preserveEntrySignatures ?? 'exports-only',
		preserveSymlinks: config.preserveSymlinks || false,
		shimMissingExports: config.shimMissingExports || false,
		strictDeprecations,
		treeshake: getTreeshake(config)
	};

	warnUnknownOptions(
		config,
		[...Object.keys(options), 'onwarn', 'watch'],
		'input options',
		onLog,
		/^(output)$/
	);
	return { options, unsetOptions };
}

const getCache = (config: InputOptions): NormalizedInputOptions['cache'] =>
	config.cache === true // `true` is the default