v2.0.0-alpha.3

• fix handling of negative zero (breaking change that requires Object.is) - thanks @unbyte

v2.0.0-alpha.2

Changes

• Build fixes

v2.0.0-alpha.1 (#24)

Breaking change: Requires Node 10.x

• migrate toolchain: TypeScript, prettier, eslint, jest, rollup
• export TypeScript types and esm export
• add support for Map, Set, negative zero, sparse arrays
• serialize numeric object keys as numbers (e.g. {'1':2} becomes {1:2})