1 | # [gulp][gulp]-cssnano [![Build Status](https://travis-ci.org/ben-eb/gulp-cssnano.svg?branch=master)][ci] [![NPM version](https://badge.fury.io/js/gulp-cssnano.svg)][npm] [![Dependency Status](https://gemnasium.com/ben-eb/gulp-cssnano.svg)][deps]
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2 |
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3 | > Minify CSS with [cssnano](https://github.com/ben-eb/cssnano).
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4 |
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5 | ## Install
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6 |
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7 | With [npm](https://npmjs.org/package/gulp-cssnano) do:
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8 |
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9 | ```
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10 | npm install gulp-cssnano --save-dev
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11 | ```
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12 |
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13 | ## Example
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14 |
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15 | ```js
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16 | var gulp = require('gulp');
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17 | var cssnano = require('gulp-cssnano');
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18 |
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19 | gulp.task('default', function() {
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20 | return gulp.src('./main.css')
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21 | .pipe(cssnano())
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22 | .pipe(gulp.dest('./out'));
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23 | });
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24 | ```
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25 |
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26 | ## Source Maps
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27 |
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28 | gulp-cssnano supports [gulp-sourcemaps]:
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29 |
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30 | ```js
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31 | var gulp = require('gulp');
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32 | var cssnano = require('gulp-cssnano');
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33 | var sourcemaps = require('gulp-sourcemaps');
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34 |
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35 | gulp.task('default', function () {
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36 | return gulp.src('main.css')
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37 | .pipe(sourcemaps.init())
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38 | .pipe(cssnano())
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39 | .pipe(sourcemaps.write('.'))
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40 | .pipe(gulp.dest('./out'));
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41 | });
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42 | ```
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43 |
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44 | ## Contributing
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45 |
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46 | Pull requests are welcome. If you add functionality, then please add unit tests
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47 | to cover it.
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48 |
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49 | ## License
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50 |
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51 | MIT © [Ben Briggs](http://beneb.info)
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52 |
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53 | [ci]: https://travis-ci.org/ben-eb/gulp-cssnano
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54 | [deps]: https://gemnasium.com/ben-eb/gulp-cssnano
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55 | [gulp]: https://github.com/gulpjs/gulp
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56 | [gulp-sourcemaps]: https://github.com/floridoo/gulp-sourcemaps
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57 | [npm]: http://badge.fury.io/js/gulp-cssnano
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