Cannot have a commit that contains 'undefined'.

[cslecours]

This commit name should not crash.

❯ subject: fix undefined selection
readline.js:1088
            throw err;
            ^

Error: vorpal._exec was called with an undefined command.
    at Vorpal.vorpal._exec ($PROJECTNAME/node_modules/vorpal/dist/vorpal.js:787:11)
    at Vorpal.vorpal._execQueueItem ($PROJECTNAME/node_modules/vorpal/dist/vorpal.js:751:17)
    at Vorpal.vorpal._queueHandler ($PROJECTNAME/node_modules/vorpal/dist/vorpal.js:735:10)
    at Vorpal.vorpal.exec ($PROJECTNAME/node_modules/vorpal/dist/vorpal.js:682:10)

Affected packages

• cli
• core
• prompt
• config-angular

Possible Solution

It's related to Vorpal, but the project seems dead.
dthree/vorpal#197

Steps to Reproduce (for bugs)

Write undefined in a commit.

Executable	Version
commitlint --version	8.2
git --version	2.23.0
node --version	10.16.3

[escapedcat]

I can reproduce this.
Pity. Yes, vorpal is unmaintained. We want to replace it with ink. Not sure when this will be done yet.