Function isDependencyUsedByExports

lib/optimize/InnerGraph.js:116–136

* Returns false, when unused. Otherwise true. * @param {Dependency} dependency the dependency * @param {UsedByExports | undefined} usedByExports usedByExports info * @param {ModuleGraph} moduleGraph moduleGraph * @param {RuntimeSpec} runtime runtime * @returns {boolean} false, when unused. Othe

(
	dependency,
	usedByExports,
	moduleGraph,
	runtime
)

 * @returns {boolean} false, when unused. Otherwise true
 */
function isDependencyUsedByExports(
	dependency,
	usedByExports,
	moduleGraph,
	runtime
) {
	if (usedByExports === false) return false;
	if (usedByExports !== true && usedByExports !== undefined) {
		const selfModule =
			/** @type {Module} */
			(moduleGraph.getParentModule(dependency));
		const exportsInfo = moduleGraph.getExportsInfo(selfModule);
		for (const exportName of usedByExports) {
			if (exportsInfo.getUsed(exportName, runtime) !== UsageState.Unused) {
				return true;
			}
		}
		return false;
	}
	return true;
}

/**
 * Returns dependency condition