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node_modules/cacache/lib/util/tmp.js

@@ -2,14 +2,21 @@
 
 const BB = require('bluebird')
 
+const figgyPudding = require('figgy-pudding')
 const fixOwner = require('./fix-owner')
 const path = require('path')
 const rimraf = BB.promisify(require('rimraf'))
 const uniqueFilename = require('unique-filename')
 
+const TmpOpts = figgyPudding({
+  tmpPrefix: {},
+  uid: {},
+  gid: {}
+})
+
 module.exports.mkdir = mktmpdir
 function mktmpdir (cache, opts) {
-  opts = opts || {}
+  opts = TmpOpts(opts)
   const tmpTarget = uniqueFilename(path.join(cache, 'tmp'), opts.tmpPrefix)
   return fixOwner.mkdirfix(tmpTarget, opts.uid, opts.gid).then(() => {
     return tmpTarget
@@ -22,11 +29,12 @@ function withTmp (cache, opts, cb) {
     cb = opts
     opts = null
   }
-  opts = opts || {}
+  opts = TmpOpts(opts)
   return BB.using(mktmpdir(cache, opts).disposer(rimraf), cb)
 }
 
 module.exports.fix = fixtmpdir
 function fixtmpdir (cache, opts) {
+  opts = TmpOpts(opts)
   return fixOwner(path.join(cache, 'tmp'), opts.uid, opts.gid)
 }