index.d.ts
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			/**
			Check if [`argv`](https://nodejs.org/docs/latest/api/process.html#process_process_argv) has a specific flag.

			@param flag - CLI flag to look for. The `--` prefix is optional.
			@param argv - CLI arguments. Default: `process.argv`.
			@returns Whether the flag exists.

			@example
			```
			// $ ts-node foo.ts -f --unicorn --foo=bar -- --rainbow

			// foo.ts
			import hasFlag = require('has-flag');

			hasFlag('unicorn');
			//=> true

			hasFlag('--unicorn');
			//=> true

			hasFlag('f');
			//=> true

			hasFlag('-f');
			//=> true

			hasFlag('foo=bar');
			//=> true

			hasFlag('foo');
			//=> false

			hasFlag('rainbow');
			//=> false
			```
			*/
			declare function hasFlag(flag: string, argv?: string[]): boolean;

			export = hasFlag;

rOACCT/node_modules/has-flag/index.d.tsb668d486553bdrf-api-tracking