@storybook/addon-docs/dist/modern/lib/docgen/types.js

// eslint-disable-next-line @typescript-eslint/no-empty-interface
// export type DocgenType = DocgenPropType | DocgenFlowType | DocgenTypeScriptType;
export let TypeSystem;

(function (TypeSystem) {
  TypeSystem["JAVASCRIPT"] = "JavaScript";
  TypeSystem["FLOW"] = "Flow";
  TypeSystem["TYPESCRIPT"] = "TypeScript";
  TypeSystem["UNKNOWN"] = "Unknown";
})(TypeSystem || (TypeSystem = {}));