1 files changed, 0 insertions, 62 deletions
diff --git a/deps/npm/lib/doctor/checksum-cached-files.js b/deps/npm/lib/doctor/checksum-cached-files.js
deleted file mode 100644
index d50c326852..0000000000
--- a/deps/npm/lib/doctor/checksum-cached-files.js
+++ /dev/null
@@ -1,62 +0,0 @@
-var crypto = require('crypto')
-var fs = require('fs')
-var path = require('path')
-var chain = require('slide').chain
-var log = require('npmlog')
-var npm = require('../npm')
-var fileCompletion = require('../utils/completion/file-completion.js')
-
-function checksum (str) {
-  return crypto
-    .createHash('sha1')
-    .update(str, 'utf8')
-    .digest('hex')
-}
-
-function checksumCachedFiles (cb) {
-  var tracker = log.newItem('checksumCachedFiles', 1)
-  tracker.info('checksumCachedFiles', 'Building file list of ' + npm.cache)
-  fileCompletion(npm.cache, '.', Infinity, function (e, files) {
-    if (e) {
-      tracker.finish()
-      return cb(e)
-    }
-    tracker.addWork(files.length)
-    tracker.completeWork(1)
-    chain(files.map(andChecksumFile), function (er) {
-      tracker.finish()
-      cb(null, !er)
-    })
-    function andChecksumFile (f) {
-      return [function (next) { process.nextTick(function () { checksumFile(f, next) }) }]
-    }
-    function checksumFile (f, next) {
-      var file = path.join(npm.cache, f)
-      tracker.silly('checksumFile', f)
-      if (!/.tgz$/.test(file)) {
-        tracker.completeWork(1)
-        return next()
-      }
-      fs.readFile(file, function (err, tgz) {
-        tracker.completeWork(1)
-        if (err) return next(err)
-        try {
-          var pkgJSON = fs.readFileSync(path.join(path.dirname(file), 'package/package.json'))
-        } catch (e) {
-          return next() // no package.json in cche is ok
-        }
-        try {
-          var pkg = JSON.parse(pkgJSON)
-          var shasum = (pkg.dist && pkg.dist.shasum) || pkg._shasum
-          var actual = checksum(tgz)
-          if (actual !== shasum) return next(new Error('Checksum mismatch on ' + file + ', expected: ' + shasum + ', got: ' + shasum))
-          return next()
-        } catch (e) {
-          return next(new Error('Error parsing JSON in ' + file + ': ' + e))
-        }
-      })
-    }
-  })
-}
-
-module.exports = checksumCachedFiles