fix: support commas and spaces in linksToSkip (#226)

Author: JustinBeckwith

src/cli.ts

@@ -135,7 +135,7 @@ async function main() {
   };
   if (flags.skip) {
     if (typeof flags.skip === 'string') {
-      opts.linksToSkip = flags.skip.split(' ').filter(x => !!x);
+      opts.linksToSkip = flags.skip.split(/[\s,]+/).filter(x => !!x);
     } else if (Array.isArray(flags.skip)) {
       opts.linksToSkip = flags.skip;
     }

test/zcli.ts

@@ -45,7 +45,7 @@ describe('cli', () => {
       '--verbosity',
       'INFO',
       '--skip',
-      'LICENSE.md',
+      '"LICENSE.md, unlinked.md"',
       'test/fixtures/markdown/README.md',
     ]);
     assert.match(res.stdout, /\[SKP\]/);