remove dead code and fix jshint warnings

1 files changed, 2 insertions, 8 deletions

diff --git a/lib/dedupe.js b/lib/dedupe.js
index 1b3090a5e..e6762e15b 100644
--- a/lib/dedupe.js
+++ b/lib/dedupe.js
@@ -12,10 +12,6 @@ var fs = require("fs")
 var asyncMap = require("slide").asyncMap
 var path = require("path")
 var readJson = require("read-package-json")
-var archy = require("archy")
-var util = require("util")
-var RegClient = require("npm-registry-client")
-var npmconf = require("npmconf")
 var semver = require("semver")
 var rm = require("./utils/gently-rm.js")
 var log = require("npmlog")
@@ -94,7 +90,6 @@ function dedupe_ (dir, filter, unavoidable, dryrun, silent, cb) {
         })]
       })]
     }).map(function (item) {
-      var name = item[0]
       var set = item[1]
 
       var ranges = set.map(function (i) {
@@ -138,7 +133,6 @@ function dedupe_ (dir, filter, unavoidable, dryrun, silent, cb) {
         b.pop()
         // find the longest chain that both A and B share.
         // then push the name back on it, and join by /node_modules/
-        var res = []
         for (var i = 0, al = a.length, bl = b.length; i < al && i < bl && a[i] === b[i]; i++);
         return a.slice(0, i).concat(name).join(path.sep + "node_modules" + path.sep)
       }) : undefined
@@ -205,9 +199,9 @@ function installAndRetest (set, filter, dir, unavoidable, silent, cb) {
 
     // hrm?
     return cb(new Error("danger zone\n" + name + " " +
-                        + regMatch + " " + locMatch))
+                        regMatch + " " + locMatch))
 
-  }, function (er, installed) {
+  }, function (er) {
     if (er) return cb(er)
     asyncMap(remove, rm, function (er) {
       if (er) return cb(er)