var lunr = require('lunr') function Search() { var self = Object.create(Search.prototype) self.index = lunr(function() { this.field('name' , { boost: 10 }) this.field('description' , { boost: 4 }) this.field('author' , { boost: 6 }) this.field('readme') }) return self } Search.prototype.query = function(q) { return this.index.search(q) } Search.prototype.add = function(package) { this.index.add({ id: package.name, name: package.name, description: package.description, author: package._npmUser ? package._npmUser.name : '???', }) }, Search.prototype.remove = function(name) { this.index.remove({ id: name }) } Search.prototype.reindex = function() { var self = this this.storage.get_local(function(err, packages) { if (err) throw err // that function shouldn't produce any var i = packages.length while (i--) { self.add(packages[i]) } }) } Search.prototype.configureStorage = function(storage) { this.storage = storage this.reindex() } module.exports = Search()