@segment/analytics-next/src/lib/version-type.ts

Analytics Next (aka Analytics 2.0) is the latest version of Segment’s JavaScript SDK - enabling you to send your data to any tool without having to learn, test, or use a new API every time.

// Default value will be updated to 'web' in `bundle-umd.ts` for web build.
let _version: 'web' | 'npm' = 'npm'

export function setVersionType(version: typeof _version) {
  _version = version
}

export function getVersionType(): typeof _version {
  return _version
}