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verdaccio/lib/local-list.js

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2014-05-07 10:10:59 -05:00
var fs = require('fs')
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module.exports = LocalList
function LocalList(path) {
var self = Object.create(LocalList.prototype)
self.path = path
try {
self.list = JSON.parse(fs.readFileSync(self.path, 'utf8')).list
} catch(_) {
self.list = []
}
return self
}
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LocalList.prototype.add = function(name) {
if (this.list.indexOf(name) === -1) {
this.list.push(name)
this.sync()
}
}
LocalList.prototype.remove = function(name) {
var i = this.list.indexOf(name)
if (i !== -1) {
this.list.splice(i, 1)
}
this.sync()
}
LocalList.prototype.get = function() {
return this.list
}
LocalList.prototype.sync = function() {
// Uses sync to prevent ugly race condition
fs.writeFileSync(this.path, JSON.stringify({ list: this.list }))
}
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