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module.exports = logout
var dezalgo = require("dezalgo")
var log = require("npmlog")
var npm = require("./npm.js")
var mapToRegistry = require("./utils/map-to-registry.js")
logout.usage = "npm logout [--registry=<url>] [--scope=<@scope>]"
function logout (args, cb) {
cb = dezalgo(cb)
mapToRegistry("/", npm.config, function (err, uri, auth, normalized) {
if (err) return cb(err)
if (auth.token) {
log.verbose("logout", "clearing session token for", normalized)
npm.registry.logout(normalized, { auth: auth }, function (err) {
if (err) return cb(err)
npm.config.clearCredentialsByURI(normalized)
npm.config.save("user", cb)
})
}
else if (auth.username || auth.password) {
log.verbose("logout", "clearing user credentials for", normalized)
npm.config.clearCredentialsByURI(normalized)
npm.config.save("user", cb)
}
else {
cb(new Error(
"Not logged in to", normalized + ",", "so can't log out."
))
}
})
}
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