PostCSS v5.1 Release Notes

    • ➕ Add URI in source map support (by Mark Finger).
    • ➕ Add map.from option (by Mark Finger).
    • ➕ Add <no source> mappings for nodes without source (by Bogdan Chadkin).
    • ➕ Add function value support to map.prev option (by Chris Montoro).
    • ➕ Add declaration value type check in shortcut creating (by 刘祺).
    • Result#warn now returns new created warning.
    • 🔌 Don’t call plugin creator in postcss.plugin call.
    • ➕ Add source maps to PostCSS ES5 build.
    • ➕ Add JSDoc to PostCSS classes.
    • 📦 Clean npm package from unnecessary docs.