Add new limit option to limit the requested amount of posts from the Reddit API (#203)

- Add the limit option
- Valid number between 1 and 100
- Defaults to 100
- Updated documentation to mention this

#137

Reviewed-on: #203
Reviewed-by: VylpesTester <tester@vylpes.com>
Co-authored-by: Ethan Lane <ethan@vylpes.com>
Co-committed-by: Ethan Lane <ethan@vylpes.com>

src/cli.ts

@@ -14,11 +14,12 @@ program
     .option('-j, --json', 'Output as JSON')
     .option('-q, --query-metadata', 'Include query metadata in result')
     .option('-o <file>', 'Output to file')
-    .addOption(new Option('--sort <sort>', 'Sort by').default('hot').choices(['hot', 'new', 'top']));
+    .addOption(new Option('--sort <sort>', 'Sort by').default('hot').choices(['hot', 'new', 'top']))
+    .addOption(new Option('--limit <limit>', 'The amount of posts to fetch from the reddit api').default(100));
 
 program.parse();
 
 const options: ICliOptions = program.opts();
 
-randomBunny(options.subreddit, options.sort)
+randomBunny(options.subreddit, options.sort, options.limit)
     .then((response) => exit(CliHelper.Endpoint(response, options)));