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const Pipeline = require('minipass-pipeline') const libSearch = require('libnpmsearch') const { log, output } = require('proc-log') const formatSearchStream = require('../utils/format-search-stream.js') const BaseCommand = require('../base-cmd.js') class Search extends BaseCommand { static description = 'Search for packages' static name = 'search' static params = [ 'json', 'color', 'parseable', 'description', 'searchlimit', 'searchopts', 'searchexclude', 'registry', 'prefer-online', 'prefer-offline', 'offline', ] static usage = ['<search term> [<search term> ...]'] async exec (args) { const opts = { ...this.npm.flatOptions, ...this.npm.flatOptions.search, include: args.map(s => s.toLowerCase()).filter(Boolean), exclude: this.npm.flatOptions.search.exclude.split(/\s+/), } if (opts.include.length === 0) { throw new Error('search must be called with arguments') } // Used later to figure out whether we had any packages go out let anyOutput = false // Grab a configured output stream that will spit out packages in the desired format. const outputStream = formatSearchStream({ args, // --searchinclude options are not highlighted ...opts, npm: this.npm, }) log.silly('search', 'searching packages') const p = new Pipeline( libSearch.stream(opts.include, opts), outputStream ) p.on('data', chunk => { if (!anyOutput) { anyOutput = true } output.standard(chunk.toString('utf8')) }) await p.promise() if (!anyOutput && !this.npm.config.get('json') && !this.npm.config.get('parseable')) { output.standard('No matches found for ' + (args.map(JSON.stringify).join(' '))) } log.silly('search', 'search completed') } } module.exports = Search