Function getVariableForExportNameRecursive

src/Module.ts:161–188

(
	target: Module | ExternalModule,
	name: string,
	importerForSideEffects: Module | undefined,
	isExportAllSearch: boolean | undefined,
	searchedNamesAndModules = new Map<string, Set<Module | ExternalModule>>(),
	importChain: string[],
	sideEffectModules?: Set<Module>,
	exportOrReexportModules?: Set<Module>
)

};

function getVariableForExportNameRecursive(
	target: Module | ExternalModule,
	name: string,
	importerForSideEffects: Module | undefined,
	isExportAllSearch: boolean | undefined,
	searchedNamesAndModules = new Map<string, Set<Module | ExternalModule>>(),
	importChain: string[],
	sideEffectModules?: Set<Module>,
	exportOrReexportModules?: Set<Module>
): [variable: Variable | null, options?: VariableOptions] {
	const searchedModules = searchedNamesAndModules.get(name);
	if (searchedModules) {
		if (searchedModules.has(target)) {
			return isExportAllSearch ? [null] : error(logCircularReexport(name, target.id));
		}
		searchedModules.add(target);
	} else {
		searchedNamesAndModules.set(name, new Set([target]));
	}
	return target.getVariableForExportName(name, {
		exportOrReexportModules,
		importChain,
		importerForSideEffects,
		isExportAllSearch,
		searchedNamesAndModules,
		sideEffectModules
	});
}

function getAndExtendSideEffectModules(variable: Variable, module: Module): Set<Module> {
	const sideEffectModules = getOrCreate(