# gulp-asset-versioning
A plugin for gulp.js to add version after file's name by content hash.
### `test.html` -> `test.html?v=7f499bc7`
### `test.css` -> `test.css?v=f83a98d9`
## Installation
```bash
npm install gulp-asset-version
```
## Usage
```js
var gulp = require('gulp');
var assetVersion = require('gulp-asset-version');
gulp.task('css',function() {
gulp.src("./test/styles/test.css")
.pipe(assetVersion())
.pipe(gulp.dest('./dest/styles'));
});
gulp.task('html',function() {
gulp.src("./test/test.html")
.pipe(assetVersion())
.pipe(gulp.dest('./dest'));
});
```
## Options
### assetPath: direct asset path to when using template engines.
Type: `String` Default: ""
### rootPath: it should be assigned when the asset's path is an absolute path.
Type: `String` Default: ""
## Example
### before: test.css
```css
body{background:url('../images/bg.png')}
```
### after: test.css
```css
body{background:url("../images/bg.png?v=1434f26c"}
```
### before: test.html
```html
```
### after: test.html
```html
```
