• Breaking Change: Remove start and end 2nd and 3rd optional parameters and always escape full range of input
  parameter
  • Caller is now responsible for slicing the input parameter beforehand, if desired
• Breaking Change: Add optional options 2nd parameter to support the following:
  • filter - A function used to determine which Unicode code points should be converted to Unicode escapes
  • replacer - A function that returns a replacement string for an individual Unicode character represented by a
    specific Unicode code point, if any
• Breaking Change: Return empty string if input parameter is either null or undefined
• Explicitly add full support for converting characters within the Basic Multilingual Plane (BMP)
• Rewrite the entire codebase in TypeScript and support both ESM and CJS usage
• Improve documentation
• Improve the developer experience for contributors with better tooling
• Bump all dependencies to latest versions

• added package-lock.json file to enable "npm audit" 0ca4cac
• moved from !ninja to neocotic c48234a
• modified CI to now target Node.js 8, 10, and 11 9a13173
• bumped devDependencies d281985

Initial release