* Update dependencies

* Use ESLint instead of TSLint
* Use npm instead of gulp

.eslintignore

@@ -0,0 +1,4 @@
+examples
+node_modules
+lib
+docs

.eslintrc.js

@@ -0,0 +1,50 @@
+/**
+ * Copyright (C) 2020 Michael Kourlas
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+"use strict";
+
+module.exports = {
+    env: {
+        node: true
+    },
+    root: true,
+    parser: '@typescript-eslint/parser',
+    plugins: [
+        '@typescript-eslint'
+    ],
+    extends: [
+        'eslint:recommended',
+        'plugin:@typescript-eslint/eslint-recommended',
+        'plugin:@typescript-eslint/recommended'
+    ],
+    rules: {
+        // Maximum line length of 80
+        'max-len': ['error', {'code': 80}],
+
+        // Too late to change this, since interfaces are part of the public API
+        '@typescript-eslint/interface-name-prefix': 0,
+
+        // Too much noise
+        '@typescript-eslint/explicit-function-return-type': 0,
+
+        // Allow private functions at bottom of file
+        '@typescript-eslint/no-use-before-define': 0,
+
+        // Allow private constructors
+        '@typescript-eslint/no-empty-function': ["error",
+            {"allow": ["private-constructors"]}]
+    }
+};

.travis.yml

@@ -4,6 +4,5 @@ node_js:
   - 8
   - 10
 install:
-  - npm install -g gulp
   - npm install
-script: gulp
+script: npm run-script build

CHANGES.md

@@ -1,3 +1,9 @@
+## 4.0.1 ##
+
+* Update dependencies
+* Use ESLint instead of TSLint
+* Use npm instead of gulp
+
 ## 4.0.0 ##
 
 * Do not indent multi-line strings

NOTICE.md

@@ -1,9 +1,9 @@
 js2xmlparser  
-Copyright (C) 2016-2019 Michael Kourlas
+Copyright (C) 2016-2020 Michael Kourlas
 
 ## Apache License, version 2.0 ##
 
 The following components are provided under the [Apache License, version 2.0](https://www.apache.org/licenses/LICENSE-2.0):
 
 xmlcreate  
-Copyright (C) 2016-2019 Michael Kourlas  
+Copyright (C) 2016-2020 Michael Kourlas  

README.md

@@ -40,38 +40,30 @@ The easiest way to install js2xmlparser is using npm:
 npm install js2xmlparser
 ```
 
-You can also build js2xmlparser from source using gulp:
+You can also build js2xmlparser from source using npm:
 
 ```
 git clone https://github.com/michaelkourlas/node-js2xmlparser.git
 npm install
-gulp
+npm run-script build
 ```
 
-You'll need to install gulp first if you don't have it:
-
-```
-npm install -g gulp
-```
-
-You can then copy the folder into your node_modules directory.
-
-The `default` target will build the production variant of js2xmlparser, run all
+The `build` script will build the production variant of js2xmlparser, run all
 tests, and build the documentation.
 
-You can build the production variant without running tests using the target
-`prod`. You can also build the development version using the target `dev`. At
-the moment, the only difference between the two is that the development version
-includes source maps.
+You can build the production variant without running tests using the script
+`prod`. You can also build the development version using the script `dev`.
+The only difference between the two is that the development version includes 
+source maps.
 
 ## Usage ##
 
-The documentation for the current version is available [here](http://www.kourlas.com/node-js2xmlparser/docs/4.0.0/).
+The documentation for the current version is available [here](http://www.kourlas.com/node-js2xmlparser/docs/4.0.1/).
 
-You can also build the documentation using gulp:
+You can also build the documentation using npm:
 
 ```
-gulp docs
+npm run-script docs
 ```
 
 ## Examples ##
@@ -146,15 +138,14 @@ Additional examples can be found in the examples directory.
 ## Tests ##
 
 js2xmlparser includes a set of tests to verify core functionality. You can run
-the tests using gulp:
+the tests using npm:
 
 ```
-gulp test
+npm run-script test-prod
 ```
 
-The `test` target builds the production variant of js2xmlparser before running
-the tests. The `test-prod` target does the same thing, while the `test-dev`
-target builds the development variant first instead.
+The only difference between the `test-prod` and `test-dev` scripts is that the 
+development version includes source maps.
 
 ## License ##