package-envs.js 699 B

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  1. // https://github.com/npm/rfcs/pull/183
  2. const envVal = val => Array.isArray(val) ? val.map(v => envVal(v)).join('\n\n')
  3. : val === null || val === false ? ''
  4. : String(val)
  5. const packageEnvs = (env, vals, prefix) => {
  6. for (const [key, val] of Object.entries(vals)) {
  7. if (val === undefined) {
  8. continue
  9. } else if (val && !Array.isArray(val) && typeof val === 'object') {
  10. packageEnvs(env, val, `${prefix}${key}_`)
  11. } else {
  12. env[`${prefix}${key}`] = envVal(val)
  13. }
  14. }
  15. return env
  16. }
  17. module.exports = (env, pkg) => packageEnvs({ ...env }, {
  18. name: pkg.name,
  19. version: pkg.version,
  20. config: pkg.config,
  21. engines: pkg.engines,
  22. bin: pkg.bin,
  23. }, 'npm_package_')