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- // https://github.com/npm/rfcs/pull/183
- const envVal = val => Array.isArray(val) ? val.map(v => envVal(v)).join('\n\n')
- : val === null || val === false ? ''
- : String(val)
- const packageEnvs = (env, vals, prefix) => {
- for (const [key, val] of Object.entries(vals)) {
- if (val === undefined)
- continue
- else if (val && !Array.isArray(val) && typeof val === 'object')
- packageEnvs(env, val, `${prefix}${key}_`)
- else
- env[`${prefix}${key}`] = envVal(val)
- }
- return env
- }
- module.exports = (env, pkg) => packageEnvs({ ...env }, {
- name: pkg.name,
- version: pkg.version,
- config: pkg.config,
- engines: pkg.engines,
- bin: pkg.bin,
- }, 'npm_package_')
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