Fix deprecated gulp-util#8 (#16)

* Fixes #8

* Added package-lock.json

* Cleaned up package.json

* Added .gitignore template from github/gitignore repo

* Updated README

* Refactored code where needed

* 1.1.5

Author: Adam Grawender

.gitignore

@@ -0,0 +1,73 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# TypeScript v1 declaration files
+typings/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+
+# next.js build output
+.next
+
+# nuxt.js build output
+.nuxt
+
+# vuepress build output
+.vuepress/dist
+
+# Serverless directories
+.serverless

README.md

@@ -1,30 +1,29 @@
-gulp-javascript-obfuscator
-==========================
+# gulp-javascript-obfuscator
 
-Gulp plugin for [javascript-obfuscator](https://github.com/javascript-obfuscator/javascript-obfuscator).
+Gulp plugin for [javascript-obfuscator](https://github.com/javascript-obfuscator/javascript-obfuscator)
 
 ## Installation
 
-Install the package with NPM:
+Install the package with npm:
 
-`npm install --save gulp-javascript-obfuscator`
+```bash
+$ npm install --save gulp-javascript-obfuscator
+```
 
 ## Usage
 
 ```javascript
-var gulp = require('gulp'),
-    javascriptObfuscator = require('gulp-javascript-obfuscator');
-
+const gulp = require('gulp');
+const javascriptObfuscator = require('gulp-javascript-obfuscator');
 
 gulp.src('file.js')
     .pipe(javascriptObfuscator())
     .pipe(gulp.dest('dist'));
 ```
 
-
 ## Options
 
-[Pass any options available in the obfuscator](https://github.com/javascript-obfuscator/javascript-obfuscator#javascript-obfuscator-options).
+[Pass any options available in the obfuscator](https://github.com/javascript-obfuscator/javascript-obfuscator#javascript-obfuscator-options)
 
 ```javascript
 gulp.src('file.js')
@@ -36,4 +35,3 @@ gulp.src('file.js')
 ```
 
 Using **sourceMap** option with value set to **true** will also output a _.map_ file to Gulp stream.
-

index.js

@@ -1,38 +1,27 @@
-var through = require('through2'),
-	gutil = require('gulp-util'),
-	JavaScriptObfuscator = require('javascript-obfuscator'),
-	PluginError = gutil.PluginError;
+const through2 = require('through2');
+const Vinyl = require('vinyl');
+const JavaScriptObfuscator = require('javascript-obfuscator');
+const PluginError = require('plugin-error');
 
-module.exports = function gulpJavaScriptObfuscator(options) {
-	if(!options) {
-		options = {}
-	}
+module.exports = function gulpJavaScriptObfuscator (options = {}) {
+	return through2.obj(function (file, enc, cb) {
+		if (file.isNull()) return cb(null, file);
+		if (!file.isBuffer()) throw new PluginError('gulp-javascript-obfuscator', 'Only Buffers are supported!');
 
-	return through.obj(function (file, enc, cb) {
-		var obfuscationResult;
-		if (file.isNull()) {
-			return cb(null, file);
-		}
-
-		if (file.isBuffer()) {
-			try {
-				obfuscationResult = JavaScriptObfuscator.obfuscate(String(file.contents), options);
-				file.contents = new Buffer(obfuscationResult.getObfuscatedCode());
-				if(options.sourceMap && options.sourceMapMode !== 'inline') {
-					this.push(new gutil.File({
-						cwd: file.cwd,
-						base: file.base,
-						path: file.path + '.map',
-						contents: new Buffer(obfuscationResult.getSourceMap())
-					}))
-				}
-				cb(null, file);
+		try {
+			const obfuscationResult = JavaScriptObfuscator.obfuscate(String(file.contents), options);
+			file.contents = new Buffer(obfuscationResult.getObfuscatedCode());
+			if (options.sourceMap && options.sourceMapMode !== 'inline') {
+				this.push(new Vinyl({
+					cwd: file.cwd,
+					base: file.base,
+					path: file.path + '.map',
+					contents: new Buffer(obfuscationResult.getSourceMap())
+				}))
 			}
-			catch (err) {
-				throw new PluginError('gulp-javascript-obfuscator', err);
-			}
-		} else if (file.isStream()) {
-			throw new PluginError('gulp-javascript-obfuscator', 'Streams are not supported!');
+			return cb(null, file);
+		} catch (err) {
+			throw new PluginError('gulp-javascript-obfuscator', err);
 		}
 	});
 };