gulp-autoprefixer

Prefix CSS

gulp-autoprefixer

Prefix CSS with Autoprefixer

Issues with the output should be reported on the Autoprefixer issue tracker.

$ npm install --save-dev gulp-autoprefixer
var gulp = require('gulp');
var autoprefixer = require('gulp-autoprefixer');
 
gulp.task('default', function () {
    return gulp.src('src/app.css')
        .pipe(autoprefixer({
            browsers: ['last 2 versions'],
            cascade: false
        }))
        .pipe(gulp.dest('dist'));
});

Type: array
Default: ['> 1%', 'last 2 versions', 'Firefox ESR', 'Opera 12.1']

Browsers you want to target.

Type: boolean
Default: true

Changes the CSS indentation to create a nice visual cascade of prefixes.

Type: boolean
Default: true

Remove unneeded prefixes.

Use gulp-sourcemaps like this:

var gulp = require('gulp');
var sourcemaps = require('gulp-sourcemaps');
var autoprefixer = require('gulp-autoprefixer');
var concat = require('gulp-concat');
 
gulp.task('default', function () {
    return gulp.src('src/**/*.css')
        .pipe(sourcemaps.init())
        .pipe(autoprefixer())
        .pipe(concat('all.css'))
        .pipe(sourcemaps.write('.'))
        .pipe(gulp.dest('dist'));
});

MIT © Sindre Sorhus