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// prune extraneous packages
const Arborist = require('@npmcli/arborist')
const usageUtil = require('./utils/usage.js')
const reifyFinish = require('./utils/reify-finish.js')
class Prune {
constructor (npm) {
this.npm = npm
}
/* istanbul ignore next - see test/lib/load-all-commands.js */
get usage () {
return usageUtil('prune',
'npm prune [[<@scope>/]<pkg>...] [--production]'
)
}
exec (args, cb) {
this.prune().then(() => cb()).catch(cb)
}
async prune () {
const where = this.npm.prefix
const arb = new Arborist({
...this.npm.flatOptions,
path: where,
})
await arb.prune(this.npm.flatOptions)
await reifyFinish(this.npm, arb)
}
}
module.exports = Prune
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