@serverless-stack/nextjs-lambda/dist/sharp_node_modules/semver/functions/prerelease.js

Provides handlers that can be used in CloudFront Lambda@Edge to deploy next.js applications to the edge

const parse = require('./parse')
const prerelease = (version, options) => {
  const parsed = parse(version, options)
  return (parsed && parsed.prerelease.length) ? parsed.prerelease : null
}
module.exports = prerelease