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const log = require('npmlog')
const output = require('./utils/output.js')
const usageUtil = require('./utils/usage.js')
const pingUtil = require('./utils/ping.js')
class Ping {
constructor (npm) {
this.npm = npm
}
/* istanbul ignore next - see test/lib/load-all-commands.js */
get usage () {
return usageUtil('ping', 'npm ping\nping registry')
}
exec (args, cb) {
this.ping(args).then(() => cb()).catch(cb)
}
async ping (args) {
log.notice('PING', this.npm.flatOptions.registry)
const start = Date.now()
const details = await pingUtil(this.npm.flatOptions)
const time = Date.now() - start
log.notice('PONG', `${time / 1000}ms`)
if (this.npm.flatOptions.json) {
output(JSON.stringify({
registry: this.npm.flatOptions.registry,
time,
details,
}, null, 2))
} else if (Object.keys(details).length)
log.notice('PONG', `${JSON.stringify(details, null, 2)}`)
}
}
module.exports = Ping
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