updates

libraries/deno-commons-mod.ts

@@ -22,6 +22,10 @@ export function osEnv(key: string): string | undefined {
     return isDeno() ? Deno.env.get(key) : process.env[key];
 }
 
+export function exit(code?: number): never {
+    isDeno() ? Deno.exit(code) : process.exit(code);
+}
+
 export class ProcessOutput {
     code: number;
     stdout: string;