Add eslint and reformat using Prettier

.eslintrc.js

@@ -0,0 +1,18 @@
+module.exports = {
+  env: {
+    browser: true,
+    commonjs: true,
+    es6: true,
+    node: true
+  },
+  extends: "eslint:recommended",
+  parserOptions: {
+    ecmaVersion: 2016
+  },
+  rules: {
+    indent: ["error", 2],
+    "linebreak-style": ["error", "unix"],
+    quotes: ["error", "double"],
+    semi: ["error", "always"]
+  }
+};

LICENSE.txt → LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2014 Jed Schmidt, Thomas Parisot
+Copyright (c) 2019 Jed Schmidt, Thomas Parisot and contributors
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
@@ -17,4 +17,4 @@ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

@@ -10,7 +10,7 @@ Packages are available to use `crx` with:
 
 Massive hat tip to the [node-rsa project](https://npmjs.com/node-rsa) for the pure JavaScript encryption!
 
-**Compatibility**: this extension is compatible with `node>=6`.
+**Compatibility**: this extension is compatible with `node>=10`.
 
 ## Install
 
@@ -117,7 +117,7 @@ Generate a 2048-bit RSA private key within the directory. This is called automat
 
 Use the `--force` option to overwrite an existing private key located in the same given folder.
 
-### crx -h
+### crx --help
 
 Show information about using this utility, generated by [commander](https://github.com/visionmedia/commander.js).
 
@@ -179,26 +179,6 @@ $ crx pack myFirstExtension -p myPrivateKey.pem -o
 
 to sign your package without keeping the key in the directory.
 
-Copyright
----------
-
-    Copyright (c) 2016 Jed Schmidt, Thomas Parisot and collaborators
-
-    Permission is hereby granted, free of charge, to any person obtaining
-    a copy of this software and associated documentation files (the
-    "Software"), to deal in the Software without restriction, including
-    without limitation the rights to use, copy, modify, merge, publish,
-    distribute, sublicense, and/or sell copies of the Software, and to
-    permit persons to whom the Software is furnished to do so, subject to
-    the following conditions:
-
-    The above copyright notice and this permission notice shall be
-    included in all copies or substantial portions of the Software.
-
-    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-    LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-    OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+# License
+
+[MIT License](LICENSE).

appveyor.yml

@@ -2,8 +2,6 @@ image: Visual Studio 2017
 
 environment:
   matrix:
-  - nodejs_version: "6"
-  - nodejs_version: "8"
   - nodejs_version: "10"
 
 install:

bin/crx.js

@@ -2,11 +2,11 @@
 
 var path = require("path");
 var fs = require("fs");
-var rsa = require('node-rsa');
+var rsa = require("node-rsa");
 
 var program = require("commander");
 var ChromeExtension = require("..");
-var pkg = require('../package.json');
+var pkg = require("../package.json");
 
 var resolve = path.resolve;
 var join = path.join;
@@ -26,10 +26,16 @@ program
 program
   .command("pack [directory]")
   .description("pack [directory] into a .crx extension")
-  .option("-o, --output <file>", "write the crx content to <file> instead of stdout")
+  .option(
+    "-o, --output <file>",
+    "write the crx content to <file> instead of stdout"
+  )
   .option("--zip-output <file>", "write the zip content to <file>")
   .option("-p, --private-key <file>", "relative path to private key [key.pem]")
-  .option("-b, --max-buffer <total>", "max amount of memory allowed to generate the crx, in byte")
+  .option(
+    "-b, --max-buffer <total>",
+    "max amount of memory allowed to generate the crx, in byte"
+  )
   .action(pack);
 
 program.parse(process.argv);
@@ -40,8 +46,8 @@ program.parse(process.argv);
  * @returns {Promise}
  */
 function readKeyFile(keyPath) {
-  return new Promise(function (resolve, reject) {
-    fs.readFile(keyPath, function (err, data) {
+  return new Promise(function(resolve, reject) {
+    fs.readFile(keyPath, function(err, data) {
       if (err) {
         reject(err);
       } else {
@@ -57,93 +63,113 @@ function readKeyFile(keyPath) {
  * @returns {Promise}
  */
 function generateKeyFile(keyPath) {
-  return new Promise(function(resolve, reject) {
-    var key = new rsa({b: 2048}),
-        keyVal = key.exportKey('pkcs1-private-pem');
+  return new Promise(function(resolve) {
+    var key = new rsa({ b: 2048 }),
+      keyVal = key.exportKey("pkcs1-private-pem");
 
-    fs.writeFile(keyPath, keyVal, function(err){
+    fs.writeFile(keyPath, keyVal, function(err) {
       if (err) {
         throw err;
       }
 
-      console.log('Key file has been generated at %s', keyPath);
+      // eslint-disable-next-line no-console
+      console.log("Key file has been generated at %s", keyPath);
 
       resolve(keyVal);
     });
   });
 }
 
-function keygen (dir, program) {
+function keygen(dir, program) {
   dir = dir ? resolve(cwd, dir) : cwd;
 
   var keyPath = join(dir, "key.pem");
 
-  fs.exists(keyPath, function (exists) {
+  fs.exists(keyPath, function(exists) {
     if (exists && !program.force) {
-      throw new Error('key.pem already exists in the given location.');
+      throw new Error("key.pem already exists in the given location.");
     }
 
     generateKeyFile(keyPath);
   });
 }
 
-function pack (dir, program) {
+function pack(dir, program) {
   var input = dir ? resolve(cwd, dir) : cwd;
-  var keyPath = program.privateKey ? resolve(cwd, program.privateKey) : join(input, "key.pem");
+  var keyPath = program.privateKey
+    ? resolve(cwd, program.privateKey)
+    : join(input, "key.pem");
   var output;
 
   if (program.output) {
-    if (path.extname(program.output) !== '.crx') {
-      throw new Error('-o file is expected to have a `.crx` suffix: [' + program.output + '] was given.');
+    if (path.extname(program.output) !== ".crx") {
+      throw new Error(
+        "-o file is expected to have a `.crx` suffix: [" +
+          program.output +
+          "] was given."
+      );
     }
   }
 
   if (program.zipOutput) {
-    if (path.extname(program.zipOutput) !== '.zip') {
-      throw new Error('--zip-output file is expected to have a `.zip` suffix: [' + program.zipOutput + '] was given.');
+    if (path.extname(program.zipOutput) !== ".zip") {
+      throw new Error(
+        "--zip-output file is expected to have a `.zip` suffix: [" +
+          program.zipOutput +
+          "] was given."
+      );
     }
   }
 
   var crx = new ChromeExtension({
     rootDirectory: input,
-    maxBuffer:     program.maxBuffer
+    maxBuffer: program.maxBuffer
   });
 
-  readKeyFile(keyPath).then(null, function (err) {
-    // If the key file doesn't exist, create one
-    if (err.code === 'ENOENT') {
-      return generateKeyFile(keyPath);
-    } else {
-      throw err;
-    }
-  }).then(function (key) {
-    crx.privateKey = key;
-  }).then(function () {
-    crx.load().then(function () {
-      return crx.loadContents();
-    }).then(function (zipBuffer) {
-
-      if (program.zipOutput) {
-        var outFile = resolve(cwd, program.zipOutput);
-
-        fs.createWriteStream(outFile).end(zipBuffer);
-      }
-
-      return crx.pack(zipBuffer);
-    }).then(function (crxBuffer) {
-
-      if (program.output) {
-        output = program.output;
+  readKeyFile(keyPath)
+    .then(null, function(err) {
+      // If the key file doesn't exist, create one
+      if (err.code === "ENOENT") {
+        return generateKeyFile(keyPath);
       } else {
-        output = path.basename(cwd) + '.crx';
+        throw err;
       }
-
-      var outFile = resolve(cwd, output);
-      (outFile ? fs.createWriteStream(outFile) : process.stdout).end(crxBuffer);
-    }).then(function () {
-      console.log('%s has been generated in %s', output, cwd);
+    })
+    .then(function(key) {
+      crx.privateKey = key;
+    })
+    .then(function() {
+      crx
+        .load()
+        .then(function() {
+          return crx.loadContents();
+        })
+        .then(function(zipBuffer) {
+          if (program.zipOutput) {
+            var outFile = resolve(cwd, program.zipOutput);
+
+            fs.createWriteStream(outFile).end(zipBuffer);
+          }
+
+          return crx.pack(zipBuffer);
+        })
+        .then(function(crxBuffer) {
+          if (program.output) {
+            output = program.output;
+          } else {
+            output = path.basename(cwd) + ".crx";
+          }
+
+          var outFile = resolve(cwd, output);
+          (outFile ? fs.createWriteStream(outFile) : process.stdout).end(
+            crxBuffer
+          );
+        })
+        .then(function() {
+          // eslint-disable-next-line no-console
+          console.log("%s has been generated in %s", output, cwd);
+        });
     });
-  });
 }
 
 module.exports = program;