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ðŸ“ ..
ðŸ“„ access.js(5.54 KB)
ðŸ“„ adduser.js(1.31 KB)
ðŸ“„ audit.js(10.56 KB)
ðŸ“ auth
ðŸ“„ bin.js(515 B)
ðŸ“„ bugs.js(864 B)
ðŸ“„ build.js(4.44 KB)
ðŸ“„ cache.js(4.66 KB)
ðŸ“„ ci.js(1.31 KB)
ðŸ“„ completion.js(7.11 KB)
ðŸ“ config
ðŸ“„ config.js(7.43 KB)
ðŸ“„ dedupe.js(4.88 KB)
ðŸ“„ deprecate.js(2.11 KB)
ðŸ“„ dist-tag.js(4.11 KB)
ðŸ“„ docs.js(1.04 KB)
ðŸ“ doctor
ðŸ“„ doctor.js(3.98 KB)
ðŸ“„ edit.js(1.37 KB)
ðŸ“„ explore.js(1.67 KB)
ðŸ“„ fetch-package-metadata.js(3.97 KB)
ðŸ“„ fetch-package-metadata.md(1.77 KB)
ðŸ“„ fund.js(4.91 KB)
ðŸ“„ get.js(235 B)
ðŸ“„ help-search.js(5.64 KB)
ðŸ“„ help.js(6.35 KB)
ðŸ“„ hook.js(4.62 KB)
ðŸ“„ init.js(2.74 KB)
ðŸ“ install
ðŸ“„ install-ci-test.js(486 B)
ðŸ“„ install-test.js(507 B)
ðŸ“„ install.js(36.47 KB)
ðŸ“„ link.js(5.6 KB)
ðŸ“„ logout.js(1.26 KB)
ðŸ“„ ls.js(16.09 KB)
ðŸ“„ npm.js(14.37 KB)
ðŸ“„ org.js(4.18 KB)
ðŸ“„ outdated.js(12.28 KB)
ðŸ“„ owner.js(6.6 KB)
ðŸ“„ pack.js(11.79 KB)
ðŸ“„ ping.js(1.11 KB)
ðŸ“„ prefix.js(330 B)
ðŸ“„ profile.js(11.13 KB)
ðŸ“„ prune.js(2.23 KB)
ðŸ“„ publish.js(5.14 KB)
ðŸ“„ rebuild.js(2.09 KB)
ðŸ“„ repo.js(1.44 KB)
ðŸ“„ restart.js(64 B)
ðŸ“„ root.js(320 B)
ðŸ“„ run-script.js(5.41 KB)
ðŸ“ search
ðŸ“„ search.js(3.36 KB)
ðŸ“„ set.js(276 B)
ðŸ“„ shrinkwrap.js(9.82 KB)
ðŸ“„ star.js(2.11 KB)
ðŸ“„ stars.js(1.03 KB)
ðŸ“„ start.js(62 B)
ðŸ“„ stop.js(61 B)
ðŸ“„ substack.js(509 B)
ðŸ“„ team.js(4.61 KB)
ðŸ“„ test.js(374 B)
ðŸ“„ token.js(6.66 KB)
ðŸ“„ unbuild.js(4.27 KB)
ðŸ“„ uninstall.js(2.21 KB)
ðŸ“„ unpublish.js(3.51 KB)
ðŸ“„ update.js(2.16 KB)
ðŸ“ utils
ðŸ“„ version.js(9.79 KB)
ðŸ“„ view.js(15.11 KB)
ðŸ“„ visnup.js(4.01 KB)
ðŸ“„ whoami.js(1.77 KB)
ðŸ“„ xmas.js(1.62 KB)

Editing: help-search.js

module.exports = helpSearch

var fs = require('graceful-fs')
var path = require('path')
var asyncMap = require('slide').asyncMap
var npm = require('./npm.js')
var glob = require('glob')
var color = require('ansicolors')
var output = require('./utils/output.js')

helpSearch.usage = 'npm help-search <text>'

function helpSearch (args, silent, cb) {
  if (typeof cb !== 'function') {
    cb = silent
    silent = false
  }
  if (!args.length) return cb(helpSearch.usage)

var docPath = path.resolve(__dirname, '..', 'doc')
  return glob(docPath + '/*/*.md', function (er, files) {
    if (er) return cb(er)
    readFiles(files, function (er, data) {
      if (er) return cb(er)
      searchFiles(args, data, function (er, results) {
        if (er) return cb(er)
        formatResults(args, results, cb)
      })
    })
  })
}

function readFiles (files, cb) {
  var res = {}
  asyncMap(files, function (file, cb) {
    fs.readFile(file, 'utf8', function (er, data) {
      res[file] = data
      return cb(er)
    })
  }, function (er) {
    return cb(er, res)
  })
}

function searchFiles (args, files, cb) {
  var results = []
  Object.keys(files).forEach(function (file) {
    var data = files[file]

// skip if no matches at all
    var match
    for (var a = 0, l = args.length; a < l && !match; a++) {
      match = data.toLowerCase().indexOf(args[a].toLowerCase()) !== -1
    }
    if (!match) return

var lines = data.split(/\n+/)

// if a line has a search term, then skip it and the next line.
    // if the next line has a search term, then skip all 3
    // otherwise, set the line to null.  then remove the nulls.
    l = lines.length
    for (var i = 0; i < l; i++) {
      var line = lines[i]
      var nextLine = lines[i + 1]
      var ll

match = false
      if (nextLine) {
        for (a = 0, ll = args.length; a < ll && !match; a++) {
          match = nextLine.toLowerCase()
            .indexOf(args[a].toLowerCase()) !== -1
        }
        if (match) {
          // skip over the next line, and the line after it.
          i += 2
          continue
        }
      }

match = false
      for (a = 0, ll = args.length; a < ll && !match; a++) {
        match = line.toLowerCase().indexOf(args[a].toLowerCase()) !== -1
      }
      if (match) {
        // skip over the next line
        i++
        continue
      }

lines[i] = null
    }

// now squish any string of nulls into a single null
    lines = lines.reduce(function (l, r) {
      if (!(r === null && l[l.length - 1] === null)) l.push(r)
      return l
    }, [])

if (lines[lines.length - 1] === null) lines.pop()
    if (lines[0] === null) lines.shift()

// now see how many args were found at all.
    var found = {}
    var totalHits = 0
    lines.forEach(function (line) {
      args.forEach(function (arg) {
        var hit = (line || '').toLowerCase()
          .split(arg.toLowerCase()).length - 1
        if (hit > 0) {
          found[arg] = (found[arg] || 0) + hit
          totalHits += hit
        }
      })
    })

var cmd = 'npm help '
    if (path.basename(path.dirname(file)) === 'api') {
      cmd = 'npm apihelp '
    }
    cmd += path.basename(file, '.md').replace(/^npm-/, '')
    results.push({
      file: file,
      cmd: cmd,
      lines: lines,
      found: Object.keys(found),
      hits: found,
      totalHits: totalHits
    })
  })

// if only one result, then just show that help section.
  if (results.length === 1) {
    return npm.commands.help([results[0].file.replace(/\.md$/, '')], cb)
  }

if (results.length === 0) {
    output('No results for ' + args.map(JSON.stringify).join(' '))
    return cb()
  }

// sort results by number of results found, then by number of hits
  // then by number of matching lines
  results = results.sort(function (a, b) {
    return a.found.length > b.found.length ? -1
      : a.found.length < b.found.length ? 1
        : a.totalHits > b.totalHits ? -1
          : a.totalHits < b.totalHits ? 1
            : a.lines.length > b.lines.length ? -1
              : a.lines.length < b.lines.length ? 1
                : 0
  })

cb(null, results)
}

function formatResults (args, results, cb) {
  if (!results) return cb(null)

var cols = Math.min(process.stdout.columns || Infinity, 80) + 1

var out = results.map(function (res) {
    var out = res.cmd
    var r = Object.keys(res.hits)
      .map(function (k) {
        return k + ':' + res.hits[k]
      }).sort(function (a, b) {
        return a > b ? 1 : -1
      }).join(' ')

out += ((new Array(Math.max(1, cols - out.length - r.length)))
      .join(' ')) + r

if (!npm.config.get('long')) return out

out = '\n\n' + out + '\n' +
      (new Array(cols)).join('—') + '\n' +
      res.lines.map(function (line, i) {
        if (line === null || i > 3) return ''
        for (var out = line, a = 0, l = args.length; a < l; a++) {
          var finder = out.toLowerCase().split(args[a].toLowerCase())
          var newOut = ''
          var p = 0

finder.forEach(function (f) {
            newOut += out.substr(p, f.length)

var hilit = out.substr(p + f.length, args[a].length)
            if (npm.color) hilit = color.bgBlack(color.red(hilit))
            newOut += hilit

p += f.length + args[a].length
          })
        }

return newOut
      }).join('\n').trim()
    return out
  }).join('\n')

if (results.length && !npm.config.get('long')) {
    out = 'Top hits for ' + (args.map(JSON.stringify).join(' ')) + '\n' +
          (new Array(cols)).join('—') + '\n' +
          out + '\n' +
          (new Array(cols)).join('—') + '\n' +
          '(run with -l or --long to see more context)'
  }

output(out.trim())
  cb(null, results)
}

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Editing: help-search.js

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