6.0.0 (January 12, 2021)

• Added: Support for PostCSS v8
• Added: Support for Node v10+
• Fixed: importing from multiple sources (#42)

• Added: New preserve option to preserve custom selectors and rules using them
• Added: New importFrom option to specify where to import custom selectors
• Added: New exportTo function to specify where to export custom selectors
• Added: Support for PostCSS 7+
• Added: Support for Node 6+
• Fixed: Selectors like .foo:--h1 become h1.foo instead of .fooh1

• Fixed: incorrect export

• Added: compatibility with postcss v6.x

• Removed: compatibility with postcss v4.x
• Added: compatibility with postcss v5.x

• Fixed: Nested/mixed selectors now works correctly
  (#19)
• Added: transformMatches option to limit transformation to :matches()
  replacements.

• Fixed: No more useless warnings for undefined non custom selectors
  (#22)
• Changed: warnings now use PostCSS message API

• Fixed: the lineBreak option keeping the selectors indent
  (#18)
• Fixed: the tip of an undefined selector
  (#20)

• • Fixed: Use PostCSS 4.1 plugin API.

• • Fixed: (foo, bar) conversion error exists in the selector(See also :matches() test).