Fix Node.js 12 compatibility

Fixes #146

Author: sindresorhus

index.js

@@ -3,7 +3,8 @@ import os from 'node:os';
 import tty from 'node:tty';
 
 // From: https://github.com/sindresorhus/has-flag/blob/main/index.js
-function hasFlag(flag, argv = globalThis.Deno?.args ?? process.argv) {
+/// function hasFlag(flag, argv = globalThis.Deno?.args ?? process.argv) {
+function hasFlag(flag, argv = globalThis.Deno ? globalThis.Deno.args : process.argv) {
 	const prefix = flag.startsWith('-') ? '' : (flag.length === 1 ? '-' : '--');
 	const position = argv.indexOf(prefix + flag);
 	const terminatorPosition = argv.indexOf('--');