cssnano/cssnano 4.0.0

on GitHub

Breaking changes

• We dropped support for Node 4, now requiring at least Node 6.9.

Features

• postcss-merge-longhand now optimises border-spacing property.

Bug Fixes

• postcss-normalize-unicode doesn't change U to lowercase for IE <= 11 and Edge <= 15.
• postcss-merge-longhand works with custom properties (Example a { border-style:dotted; border-style:var(--variable) }) correctly.
• postcss-ordered-values handle border property with invalid border width value correctly.
• postcss-merge-rules handles :-ms-input-placeholder and ::-ms-input-placeholder selectors correctly.
• postcss-merge-rules works with all property correctly.
• postcss-normalize-url don't handle empty url function.
• postcss-normalize-url handles data and *-extension:// URLs correctly.
• postcss-colormin adds whitespace after minified value and before function.
• postcss-minify-font-values better escapes font name.
• postcss-minify-params doesn't remove all for IE.