[Bug]: When text is an empty string, highlight will be into the infinite loop

[blankPen]

💻

• Would you like to work on a fix?

How are you using Babel?

Programmatic API (babel.transform, babel.parse)

Input code

const h = require('@babel/highlight').default;
h('', { forceColor: true });

Configuration file name

.babelrc.js

Configuration

No response

Current and expected behavior

Should not be into the infinite loop

Environment

• @babel/highlight：7.16.7

Possible solution

#14165

Additional context

No response

[babel-bot]

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