fix: handle weirdness with @babel/template

Author: wessberg

rollup.config.ts

@@ -36,4 +36,4 @@ export default {
 		})
 	],
 	external: [...builtinModules, ...Object.keys(pkg.dependencies == null ? {} : pkg.dependencies), ...Object.keys(pkg.devDependencies)]
-};
+};

src/build/plugin/babel/plugin-transform-inline-regenerator.ts

@@ -2,7 +2,7 @@
 import type {PluginItem, types, NodePath} from "@babel/core";
 import template from "@babel/template";
 import {REGENERATOR_SOURCE} from "../../../constant/regenerator-source.js";
-const REGENERATOR_TEMPLATE = template(REGENERATOR_SOURCE)();
+const REGENERATOR_TEMPLATE = "default" in template ? (template.default as (source: string) => ReturnType<typeof template>)(REGENERATOR_SOURCE)() : template(REGENERATOR_SOURCE)();
 
 export default function (): PluginItem {
 	let hasInlinedRegeneratorRuntime = false;