add missing doc (#37)

* add missing doc

* fix package version

* 4.0.1

docs/datauri-cli.md

@@ -6,12 +6,14 @@
 
 from: [Wikipedia](http://en.wikipedia.org/wiki/Data_URI_scheme)
 
-[![Build Status](https://github.com/data-uri/datauri/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/data-uri/datauri/actions/workflows/main.yml?query=branch%3Amain)
-
-## CLI
+## CLI [![Build Status](https://github.com/data-uri/datauri/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/data-uri/datauri/actions/workflows/main.yml?query=branch%3Amain)
 
 `npm install -g datauri-cli` (it may require Root privileges)
 
+or
+
+`npx datauri-cli <file_path> <flags>`
+
 ### Print
 
 To print a data-uri scheme from a file
@@ -53,7 +55,7 @@ $ datauri brand.png --css --backgroundSize
 
 ## Requirements
 
-Node.js 8+
+Node.js 10+
 
 ## License
 

docs/datauri.md

@@ -14,11 +14,11 @@ from: [Wikipedia](http://en.wikipedia.org/wiki/Data_URI_scheme)
 
 ## MODULE [![Build Status](https://github.com/data-uri/datauri/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/data-uri/datauri/actions/workflows/main.yml?query=branch%3Amain)
 
-`npm install -S datauri`
+`npm install datauri`
 
 ### Getting started
 
-By default, datauri module returns a promise, which is resolved with `data:uri` string or rejected with file read error:
+By default, datauri module returns a promise, which is resolved with `data:uri` string or rejected with read file error:
 
 ```js
 const datauri = require('datauri');
@@ -43,6 +43,7 @@ datauri('test/myfile.png', (err, content, meta) => {
 
   console.log(meta.mimetype); //=> "image/png"
   console.log(meta.base64); //=> "iVBORw0KGgoAAAANSUhEUgAA..."
+  console.log(meta.buffer); //=> file buffer
 });
 ```
 
@@ -71,8 +72,7 @@ const meta = Datauri('test/myfile.png');
 console.log(meta.content); //=> "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAA..."
 console.log(meta.mimetype); //=> "image/png"
 console.log(meta.base64); //=> "iVBORw0KGgoAAAANSUhEUgAA..."
-console.log(meta.getCSS()); //=> "\n.case {\n    background-image: url('data:image/png;base64,iVBORw..."
-console.log(meta.getCSS('myClass')); //=> "\n.myClass {\n    background-image: url('data:image/png;base64,iVBORw..."
+console.log(meta.buffer); //=> file buffer
 ```
 
 ### From a Buffer

package.json

@@ -1,7 +1,7 @@
 {
   "name": "datauri-build",
   "private": true,
-  "version": "3.0.0",
+  "version": "4.0.1",
   "scripts": {
     "test": "npm run prettier:check && npm run lint && npm run build && npm run jest",
     "jest": "jest",
@@ -13,7 +13,7 @@
     "pkg-json": "mkdir -p lib/datauri && mkdir -p lib/datauri-cli && node tools/pkg-json.js",
     "release": "npm run build && npm publish lib/datauri-cli && npm publish lib/datauri",
     "preversion": "npm run test",
-    "postversion": "git commit --amend -a",
+    "postversion": "git commit --amend -a && npm run build",
     "prettier:check": "prettier --check 'src/**/*.ts'",
     "prettier:fix": "prettier --write 'src/**/*.ts'"
   },

readme.md

@@ -8,19 +8,23 @@
 
 [Module](http://npm.im/datauri) and [CLI](http://npm.im/datauri-cli) to generate [Data URI scheme](http://en.wikipedia.org/wiki/Data_URI_scheme).
 
-[![Build Status](https://github.com/data-uri/datauri/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/data-uri/datauri/actions/workflows/main.yml?query=branch%3Amain) [![Dependency Status](https://www.versioneye.com/user/projects/560b7b3f5a262f001e0007e2/badge.svg?style=flat)](https://www.versioneye.com/user/projects/560b7b3f5a262f001e0007e2) [![NPM version](http://img.shields.io/npm/dm/datauri.svg?style=flat)](https://www.npmjs.org/package/datauri)
+[![Build Status](https://github.com/data-uri/datauri/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/data-uri/datauri/actions/workflows/main.yml?query=branch%3Amain) [![NPM version](http://img.shields.io/npm/dm/datauri.svg?style=flat)](https://www.npmjs.org/package/datauri)
 
 ## Module
 
-`npm i --save datauri`
+`npm i datauri`
 
-[See more in NPM page](http://npm.im/datauri)
+[API Docs](http://npm.im/datauri)
 
 ## CLI
 
 `npm i -g datauri-cli`
 
-[See more in NPM page](http://npm.im/datauri-cli)
+or
+
+`npx datauri-cli <file_path> <flags>`
+
+[CLI Docs](http://npm.im/datauri-cli)
 
 ## [ChangeLog](https://github.com/data-uri/datauri/releases)