type: Fix typings in gen-langs-map.cjs (#749)

Co-authored-by: michael <[email protected]>

Author: metatick

extensions/langs/gen-langs-map.cjs

@@ -257,12 +257,12 @@ const sorted = Array.from(mapObj.entries()).sort((a, b) => a[0].localeCompare(b[
 let out = '';
 out += `// auto-generated by gen-langs-map.cjs – DO NOT EDIT\n`;
 out += importLines.join('\n') + (importLines.length ? '\n\n' : '');
-out += `export const langs: Record<string, () => LanguageSupport | StreamLanguage<unknown>> = {\n`;
+out += `export const langs = {\n`;
 for (const [k, v] of sorted) {
   const key = /^[a-z0-9_+-]+$/i.test(k) ? k : JSON.stringify(k);
   out += `  ${JSON.stringify(k)}: ${v},\n`;
 }
-out += `};\n\n`;
+out += `} satisfies Record<string, () => LanguageSupport | StreamLanguage<unknown>>;\n\n`;
 
 out += `export const langNames = Object.keys(langs) as LanguageName[];\n\n`;
 out += `export type LanguageName = keyof typeof langs;\n`;