feat(compressor): add Terser documentation

Readme.md

@@ -23,6 +23,7 @@ It allow you to compress JavaScript, CSS and HTML files.
 
 - [babel-minify](https://node-minify.2clics.net/compressors/babel-minify.html)
 - [Google Closure Compiler](https://node-minify.2clics.net/compressors/gcc.html)
+- [terser](https://node-minify.2clics.net/compressors/terser.html)
 - [uglify-js](https://node-minify.2clics.net/compressors/uglify-js.html)
 - [uglify-es](https://node-minify.2clics.net/compressors/uglify-es.html)
 - [YUI Compressor](https://node-minify.2clics.net/compressors/yui.html)

docs/.vuepress/config.js

@@ -39,6 +39,7 @@ module.exports = {
           'compressors/csso',
           'compressors/gcc',
           'compressors/sqwish',
+          'compressors/terser',
           'compressors/uglify-es',
           'compressors/uglify-js',
           'compressors/yui'

docs/README.md

@@ -10,6 +10,7 @@ It allow you to compress JavaScript, CSS and HTML files.
 
 - [babel-minify](/compressors/babel-minify.md)
 - [Google Closure Compiler](/compressors/gcc.md)
+- [terser](/compressors/terser.md)
 - [uglify-js](/compressors/uglify-js.md)
 - [uglify-es](/compressors/uglify-es.md)
 - [YUI Compressor](/compressors/yui.md)

docs/compressors/terser.md

@@ -0,0 +1,35 @@
+# terser
+
+`terser` can compress only JavaScript files.
+
+[https://github.com/terser-js/terser](https://github.com/terser-js/terser)
+
+## Usage
+
+```js
+compressor.minify({
+  compressor: 'terser',
+  input: 'foo.css',
+  output: 'bar.css',
+  callback: function(err, min) {}
+});
+```
+
+## Options
+
+```js
+compressor.minify({
+  compressor: 'terser',
+  input: 'foo.js',
+  output: 'bar.js',
+  options: {
+    warnings: true, // pass true to display compressor warnings.
+    mangle: false // pass false to skip mangling names.
+    output: {} // pass an object if you wish to specify additional output options. The defaults are optimized for best compression.
+    compress: false // pass false to skip compressing entirely. Pass an object to specify custom compressor options.
+  },
+  callback: function (err, min) {}
+});
+```
+
+[Check all options](https://github.com/terser-js/terser)