From a65913776d0b16837364ee66caa1a7f38a9997c0 Mon Sep 17 00:00:00 2001
From: Douglas Christopher Wilson <doug@somethingdoug.com>
Date: Wed, 9 Feb 2022 01:07:08 -0500
Subject: [PATCH] tests: use strict mode

---
 test/Route.js                | 1 +
 test/Router.js               | 1 +
 test/app.all.js              | 1 +
 test/app.del.js              | 1 +
 test/app.engine.js           | 1 +
 test/app.head.js             | 1 +
 test/app.js                  | 1 +
 test/app.listen.js           | 1 +
 test/app.locals.js           | 1 +
 test/app.options.js          | 1 +
 test/app.param.js            | 1 +
 test/app.render.js           | 1 +
 test/app.request.js          | 1 +
 test/app.response.js         | 1 +
 test/app.route.js            | 2 ++
 test/app.router.js           | 1 +
 test/app.routes.error.js     | 1 +
 test/app.use.js              | 1 +
 test/config.js               | 1 +
 test/exports.js              | 1 +
 test/express.json.js         | 1 +
 test/express.raw.js          | 1 +
 test/express.static.js       | 1 +
 test/express.text.js         | 1 +
 test/express.urlencoded.js   | 1 +
 test/middleware.basic.js     | 1 +
 test/regression.js           | 1 +
 test/req.accepts.js          | 1 +
 test/req.acceptsCharset.js   | 1 +
 test/req.acceptsCharsets.js  | 1 +
 test/req.acceptsEncoding.js  | 1 +
 test/req.acceptsEncodings.js | 1 +
 test/req.acceptsLanguage.js  | 1 +
 test/req.acceptsLanguages.js | 1 +
 test/req.baseUrl.js          | 1 +
 test/req.fresh.js            | 1 +
 test/req.get.js              | 1 +
 test/req.host.js             | 1 +
 test/req.hostname.js         | 1 +
 test/req.ip.js               | 1 +
 test/req.ips.js              | 1 +
 test/req.is.js               | 1 +
 test/req.param.js            | 1 +
 test/req.path.js             | 1 +
 test/req.protocol.js         | 1 +
 test/req.query.js            | 1 +
 test/req.range.js            | 1 +
 test/req.route.js            | 1 +
 test/req.secure.js           | 1 +
 test/req.signedCookies.js    | 1 +
 test/req.stale.js            | 1 +
 test/req.subdomains.js       | 1 +
 test/req.xhr.js              | 1 +
 test/res.append.js           | 1 +
 test/res.attachment.js       | 1 +
 test/res.clearCookie.js      | 1 +
 test/res.cookie.js           | 1 +
 test/res.download.js         | 1 +
 test/res.format.js           | 1 +
 test/res.get.js              | 1 +
 test/res.json.js             | 1 +
 test/res.jsonp.js            | 1 +
 test/res.links.js            | 1 +
 test/res.locals.js           | 1 +
 test/res.location.js         | 1 +
 test/res.redirect.js         | 1 +
 test/res.render.js           | 1 +
 test/res.send.js             | 1 +
 test/res.sendFile.js         | 1 +
 test/res.sendStatus.js       | 1 +
 test/res.set.js              | 1 +
 test/res.status.js           | 1 +
 test/res.type.js             | 1 +
 test/res.vary.js             | 1 +
 test/utils.js                | 1 +
 75 files changed, 76 insertions(+)

diff --git a/test/Route.js b/test/Route.js
index 8f90152d8c..005b4634e9 100644
--- a/test/Route.js
+++ b/test/Route.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after');
 var should = require('should');
diff --git a/test/Router.js b/test/Router.js
index 16522f6aa8..907b972636 100644
--- a/test/Router.js
+++ b/test/Router.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after');
 var express = require('../')
diff --git a/test/app.all.js b/test/app.all.js
index 45c3ddb93b..185a8332fe 100644
--- a/test/app.all.js
+++ b/test/app.all.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after')
 var express = require('../')
diff --git a/test/app.del.js b/test/app.del.js
index d419fbb158..e9e5769d65 100644
--- a/test/app.del.js
+++ b/test/app.del.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/app.engine.js b/test/app.engine.js
index 0d54c90d56..214510a94c 100644
--- a/test/app.engine.js
+++ b/test/app.engine.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../')
diff --git a/test/app.head.js b/test/app.head.js
index 6aa1bb8003..fabb98795a 100644
--- a/test/app.head.js
+++ b/test/app.head.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../');
 var request = require('supertest');
diff --git a/test/app.js b/test/app.js
index 70f72de7c7..6134717c33 100644
--- a/test/app.js
+++ b/test/app.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('..')
diff --git a/test/app.listen.js b/test/app.listen.js
index 9d54ca5244..08eeaaa63c 100644
--- a/test/app.listen.js
+++ b/test/app.listen.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
 
diff --git a/test/app.locals.js b/test/app.locals.js
index 0b14ac9070..88f83c9483 100644
--- a/test/app.locals.js
+++ b/test/app.locals.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../')
diff --git a/test/app.options.js b/test/app.options.js
index 9c88abafe5..fdfd38c8a2 100644
--- a/test/app.options.js
+++ b/test/app.options.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/app.param.js b/test/app.param.js
index 7dbe3ffb61..8893851f9d 100644
--- a/test/app.param.js
+++ b/test/app.param.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../')
diff --git a/test/app.render.js b/test/app.render.js
index d0b367189b..9d202acfdd 100644
--- a/test/app.render.js
+++ b/test/app.render.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('..');
diff --git a/test/app.request.js b/test/app.request.js
index 0288f80b09..4930af84c2 100644
--- a/test/app.request.js
+++ b/test/app.request.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after')
 var express = require('../')
diff --git a/test/app.response.js b/test/app.response.js
index ea696b566f..5fb69f6275 100644
--- a/test/app.response.js
+++ b/test/app.response.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after')
 var express = require('../')
diff --git a/test/app.route.js b/test/app.route.js
index 75e5e0b842..eaf8a12051 100644
--- a/test/app.route.js
+++ b/test/app.route.js
@@ -1,3 +1,5 @@
+'use strict'
+
 var express = require('../');
 var request = require('supertest');
 
diff --git a/test/app.router.js b/test/app.router.js
index 8c98aa869b..3069a22c77 100644
--- a/test/app.router.js
+++ b/test/app.router.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after');
 var express = require('../')
diff --git a/test/app.routes.error.js b/test/app.routes.error.js
index b1f95d0d6e..56081b3112 100644
--- a/test/app.routes.error.js
+++ b/test/app.routes.error.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../')
diff --git a/test/app.use.js b/test/app.use.js
index 55ba0689c8..fd9b1751a3 100644
--- a/test/app.use.js
+++ b/test/app.use.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after');
 var assert = require('assert')
diff --git a/test/config.js b/test/config.js
index 17a02b7eba..8386a4471c 100644
--- a/test/config.js
+++ b/test/config.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert');
 var express = require('..');
diff --git a/test/exports.js b/test/exports.js
index 7624a8c864..98d7936594 100644
--- a/test/exports.js
+++ b/test/exports.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../');
diff --git a/test/express.json.js b/test/express.json.js
index 907fa0cfeb..53a39565a9 100644
--- a/test/express.json.js
+++ b/test/express.json.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/express.raw.js b/test/express.raw.js
index 571c29ca9b..cbd0736e7c 100644
--- a/test/express.raw.js
+++ b/test/express.raw.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/express.static.js b/test/express.static.js
index 56d3657bff..245fd5929c 100644
--- a/test/express.static.js
+++ b/test/express.static.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/express.text.js b/test/express.text.js
index 7c92f90e5a..ebc12cd109 100644
--- a/test/express.text.js
+++ b/test/express.text.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/express.urlencoded.js b/test/express.urlencoded.js
index 6011de05f7..340eb74316 100644
--- a/test/express.urlencoded.js
+++ b/test/express.urlencoded.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/middleware.basic.js b/test/middleware.basic.js
index 4616842ed6..19f00d9a29 100644
--- a/test/middleware.basic.js
+++ b/test/middleware.basic.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../');
diff --git a/test/regression.js b/test/regression.js
index 5d4509ed6f..4e99b30694 100644
--- a/test/regression.js
+++ b/test/regression.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.accepts.js b/test/req.accepts.js
index 0df4780e22..2066fb5185 100644
--- a/test/req.accepts.js
+++ b/test/req.accepts.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.acceptsCharset.js b/test/req.acceptsCharset.js
index f7d0cc0e30..6dbab439b7 100644
--- a/test/req.acceptsCharset.js
+++ b/test/req.acceptsCharset.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.acceptsCharsets.js b/test/req.acceptsCharsets.js
index d1c459174a..360a9878a7 100644
--- a/test/req.acceptsCharsets.js
+++ b/test/req.acceptsCharsets.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.acceptsEncoding.js b/test/req.acceptsEncoding.js
index f2af68da22..bcec2280e6 100644
--- a/test/req.acceptsEncoding.js
+++ b/test/req.acceptsEncoding.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.acceptsEncodings.js b/test/req.acceptsEncodings.js
index dc21c4edda..c36934290a 100644
--- a/test/req.acceptsEncodings.js
+++ b/test/req.acceptsEncodings.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.acceptsLanguage.js b/test/req.acceptsLanguage.js
index 616e723946..816be244eb 100644
--- a/test/req.acceptsLanguage.js
+++ b/test/req.acceptsLanguage.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.acceptsLanguages.js b/test/req.acceptsLanguages.js
index 87bf7b25df..e5629fbc32 100644
--- a/test/req.acceptsLanguages.js
+++ b/test/req.acceptsLanguages.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.baseUrl.js b/test/req.baseUrl.js
index 9ac9d88029..b70803ea8b 100644
--- a/test/req.baseUrl.js
+++ b/test/req.baseUrl.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..')
 var request = require('supertest')
diff --git a/test/req.fresh.js b/test/req.fresh.js
index 1aa8fa5b21..9160e2caaf 100644
--- a/test/req.fresh.js
+++ b/test/req.fresh.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.get.js b/test/req.get.js
index 109a2d90ce..16589b3f05 100644
--- a/test/req.get.js
+++ b/test/req.get.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/req.host.js b/test/req.host.js
index 7bb0b27acf..2c051fb979 100644
--- a/test/req.host.js
+++ b/test/req.host.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/req.hostname.js b/test/req.hostname.js
index 09bfb89989..b3716b566a 100644
--- a/test/req.hostname.js
+++ b/test/req.hostname.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/req.ip.js b/test/req.ip.js
index 23623cfce6..6bb3c5ac52 100644
--- a/test/req.ip.js
+++ b/test/req.ip.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.ips.js b/test/req.ips.js
index a7d464b846..2f9a0736ea 100644
--- a/test/req.ips.js
+++ b/test/req.ips.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.is.js b/test/req.is.js
index a2fce17867..c5904dd600 100644
--- a/test/req.is.js
+++ b/test/req.is.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..')
 var request = require('supertest')
diff --git a/test/req.param.js b/test/req.param.js
index 89f0295cd9..b3748c02bc 100644
--- a/test/req.param.js
+++ b/test/req.param.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/req.path.js b/test/req.path.js
index 6ad4009c7d..3ff6177c74 100644
--- a/test/req.path.js
+++ b/test/req.path.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.protocol.js b/test/req.protocol.js
index 453ad11ca4..61f76356b4 100644
--- a/test/req.protocol.js
+++ b/test/req.protocol.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.query.js b/test/req.query.js
index f3e8df8a18..6fae592dcc 100644
--- a/test/req.query.js
+++ b/test/req.query.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('../')
diff --git a/test/req.range.js b/test/req.range.js
index 5443c0658d..111441736e 100644
--- a/test/req.range.js
+++ b/test/req.range.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..');
 var request = require('supertest')
diff --git a/test/req.route.js b/test/req.route.js
index b32d470bd6..6c17fbb1c8 100644
--- a/test/req.route.js
+++ b/test/req.route.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.secure.js b/test/req.secure.js
index 2025c8786b..0097ed6136 100644
--- a/test/req.secure.js
+++ b/test/req.secure.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.signedCookies.js b/test/req.signedCookies.js
index a55f81b22c..db56195166 100644
--- a/test/req.signedCookies.js
+++ b/test/req.signedCookies.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/req.stale.js b/test/req.stale.js
index 30c9d05d51..cda77fa403 100644
--- a/test/req.stale.js
+++ b/test/req.stale.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.subdomains.js b/test/req.subdomains.js
index 18e4d80ad3..e5600f2eb5 100644
--- a/test/req.subdomains.js
+++ b/test/req.subdomains.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/req.xhr.js b/test/req.xhr.js
index 3ad1c6fb72..99cf7f1917 100644
--- a/test/req.xhr.js
+++ b/test/req.xhr.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/res.append.js b/test/res.append.js
index f7f1d55b3c..5b12e35b69 100644
--- a/test/res.append.js
+++ b/test/res.append.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..')
 var request = require('supertest')
diff --git a/test/res.attachment.js b/test/res.attachment.js
index 4c3d4aa2f1..6283ded0d6 100644
--- a/test/res.attachment.js
+++ b/test/res.attachment.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var Buffer = require('safe-buffer').Buffer
 var express = require('../')
diff --git a/test/res.clearCookie.js b/test/res.clearCookie.js
index 4822057e92..fc0cfb99a3 100644
--- a/test/res.clearCookie.js
+++ b/test/res.clearCookie.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/res.cookie.js b/test/res.cookie.js
index 8f8662c217..d10e48646b 100644
--- a/test/res.cookie.js
+++ b/test/res.cookie.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/res.download.js b/test/res.download.js
index 579f8c67a9..ce0ee088ba 100644
--- a/test/res.download.js
+++ b/test/res.download.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after');
 var assert = require('assert');
diff --git a/test/res.format.js b/test/res.format.js
index 076b78d738..24e18d9552 100644
--- a/test/res.format.js
+++ b/test/res.format.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after')
 var express = require('../')
diff --git a/test/res.get.js b/test/res.get.js
index a53bdc3380..a5f12e2e53 100644
--- a/test/res.get.js
+++ b/test/res.get.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..');
 var request = require('supertest');
diff --git a/test/res.json.js b/test/res.json.js
index 59227a830b..dcaceae5ca 100644
--- a/test/res.json.js
+++ b/test/res.json.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/res.jsonp.js b/test/res.jsonp.js
index 3444d5138b..0735d43bd5 100644
--- a/test/res.jsonp.js
+++ b/test/res.jsonp.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest')
diff --git a/test/res.links.js b/test/res.links.js
index 36630c9ccc..240b7fcfda 100644
--- a/test/res.links.js
+++ b/test/res.links.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..');
 var request = require('supertest');
diff --git a/test/res.locals.js b/test/res.locals.js
index a1c819667a..c4365b36f3 100644
--- a/test/res.locals.js
+++ b/test/res.locals.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/res.location.js b/test/res.location.js
index c0bfbe8c8e..158afac01e 100644
--- a/test/res.location.js
+++ b/test/res.location.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/res.redirect.js b/test/res.redirect.js
index c07df5dd2c..be7c773bee 100644
--- a/test/res.redirect.js
+++ b/test/res.redirect.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var express = require('..');
diff --git a/test/res.render.js b/test/res.render.js
index 643a57002a..50f0b0a742 100644
--- a/test/res.render.js
+++ b/test/res.render.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..');
 var path = require('path')
diff --git a/test/res.send.js b/test/res.send.js
index e62caf95dc..8f849f8069 100644
--- a/test/res.send.js
+++ b/test/res.send.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert')
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/res.sendFile.js b/test/res.sendFile.js
index 183faceb1d..c7fc93a76d 100644
--- a/test/res.sendFile.js
+++ b/test/res.sendFile.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var after = require('after');
 var Buffer = require('safe-buffer').Buffer
diff --git a/test/res.sendStatus.js b/test/res.sendStatus.js
index c355bc408f..9b1de8385c 100644
--- a/test/res.sendStatus.js
+++ b/test/res.sendStatus.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..')
 var request = require('supertest')
diff --git a/test/res.set.js b/test/res.set.js
index e46d123947..04511c1c95 100644
--- a/test/res.set.js
+++ b/test/res.set.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..');
 var request = require('supertest');
diff --git a/test/res.status.js b/test/res.status.js
index 8c173a645c..e0abc73c4c 100644
--- a/test/res.status.js
+++ b/test/res.status.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/res.type.js b/test/res.type.js
index cc1dd08d41..980717a6e3 100644
--- a/test/res.type.js
+++ b/test/res.type.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('../')
   , request = require('supertest');
diff --git a/test/res.vary.js b/test/res.vary.js
index 9d39a341c0..1efc20b445 100644
--- a/test/res.vary.js
+++ b/test/res.vary.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var express = require('..');
 var request = require('supertest');
diff --git a/test/utils.js b/test/utils.js
index a0fac7a722..f0cb3c3761 100644
--- a/test/utils.js
+++ b/test/utils.js
@@ -1,3 +1,4 @@
+'use strict'
 
 var assert = require('assert');
 var Buffer = require('safe-buffer').Buffer