Get accurate and well named css box model information about an Element 📦
Restrict inputs to certain valid characters (e.g. formatting phone or card numbers)
Paranoid text spacing for good readability, to automatically insert whitespace between CJK (Chinese, Japanese, Korean) and half-width characters (alphabetical letters, numerical digits and symbols).
Typography, spacing, and color primitives for Primer design system
remark-lint rule to warn when consecutive whitespace is used in a definition