ethereumjs-util 4.0.0

v4.0.0 - TypeScript Release

on Node.js Yarn

First TypeScript based VM release, other highlights:

• New Call and Code Loop Structure / EVM Encapsulation
• EEI for Environment Communication
• Istanbul Process Start
• Promise-based API

See v4.0.0-beta.1 release for full release notes.

Changes since last beta

• Simplification of execution results, PR #551
• Fix error propagation in Cache.flush() method from StateManager, PR #562
• StateManager storage key length validation (now throws on addresses not having a 32-byte length), PR #565