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const log = require('npmlog')
const npa = require('npm-package-arg')
const regFetch = require('npm-registry-fetch')
const semver = require('semver')
const otplease = require('./utils/otplease.js')
const readLocalPkgName = require('./utils/read-local-package.js')
const BaseCommand = require('./base-command.js')
class DistTag extends BaseCommand {
static get description () {
return 'Modify package distribution tags'
}
/* istanbul ignore next - see test/lib/load-all-commands.js */
static get name () {
return 'dist-tag'
}
/* istanbul ignore next - see test/lib/load-all-commands.js */
static get usage () {
return [
'add <pkg>@<version> [<tag>]',
'rm <pkg> <tag>',
'ls [<pkg>]',
]
}
async completion (opts) {
const argv = opts.conf.argv.remain
if (argv.length === 2)
return ['add', 'rm', 'ls']
switch (argv[2]) {
default:
return []
}
}
exec (args, cb) {
this.distTag(args).then(() => cb()).catch(cb)
}
async distTag ([cmdName, pkg, tag]) {
const opts = this.npm.flatOptions
const has = (items) => new Set(items).has(cmdName)
if (has(['add', 'a', 'set', 's']))
return this.add(pkg, tag, opts)
if (has(['rm', 'r', 'del', 'd', 'remove']))
return this.remove(pkg, tag, opts)
if (has(['ls', 'l', 'sl', 'list']))
return this.list(pkg, opts)
if (!pkg) {
// when only using the pkg name the default behavior
// should be listing the existing tags
return this.list(cmdName, opts)
} else
throw this.usage
}
async add (spec, tag, opts) {
spec = npa(spec || '')
const version = spec.rawSpec
const defaultTag = tag || this.npm.config.get('tag')
log.verbose('dist-tag add', defaultTag, 'to', spec.name + '@' + version)
if (!spec.name || !version || !defaultTag)
throw this.usage
const t = defaultTag.trim()
if (semver.validRange(t))
throw new Error('Tag name must not be a valid SemVer range: ' + t)
const tags = await this.fetchTags(spec, opts)
if (tags[t] === version) {
log.warn('dist-tag add', t, 'is already set to version', version)
return
}
tags[t] = version
const url =
`/-/package/${spec.escapedName}/dist-tags/${encodeURIComponent(t)}`
const reqOpts = {
...opts,
method: 'PUT',
body: JSON.stringify(version),
headers: {
'content-type': 'application/json',
},
spec,
}
await otplease(reqOpts, reqOpts => regFetch(url, reqOpts))
this.npm.output(`+${t}: ${spec.name}@${version}`)
}
async remove (spec, tag, opts) {
spec = npa(spec || '')
log.verbose('dist-tag del', tag, 'from', spec.name)
if (!spec.name)
throw this.usage
const tags = await this.fetchTags(spec, opts)
if (!tags[tag]) {
log.info('dist-tag del', tag, 'is not a dist-tag on', spec.name)
throw new Error(tag + ' is not a dist-tag on ' + spec.name)
}
const version = tags[tag]
delete tags[tag]
const url =
`/-/package/${spec.escapedName}/dist-tags/${encodeURIComponent(tag)}`
const reqOpts = {
...opts,
method: 'DELETE',
spec,
}
await otplease(reqOpts, reqOpts => regFetch(url, reqOpts))
this.npm.output(`-${tag}: ${spec.name}@${version}`)
}
async list (spec, opts) {
if (!spec) {
const pkg = await readLocalPkgName(this.npm)
if (!pkg)
throw this.usage
return this.list(pkg, opts)
}
spec = npa(spec)
try {
const tags = await this.fetchTags(spec, opts)
const msg =
Object.keys(tags).map(k => `${k}: ${tags[k]}`).sort().join('\n')
this.npm.output(msg)
return tags
} catch (err) {
log.error('dist-tag ls', "Couldn't get dist-tag data for", spec)
throw err
}
}
async fetchTags (spec, opts) {
const data = await regFetch.json(
`/-/package/${spec.escapedName}/dist-tags`,
{ ...opts, 'prefer-online': true, spec }
)
if (data && typeof data === 'object')
delete data._etag
if (!data || !Object.keys(data).length)
throw new Error('No dist-tags found for ' + spec.name)
return data
}
}
module.exports = DistTag
|
