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