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| var gulp = require('gulp');
//Plugins模块获取
var minifycss = require('gulp-minify-css');
var uglify = require('gulp-uglify'); //js压缩
var htmlmin = require('gulp-htmlmin');
var htmlclean = require('gulp-htmlclean');
var imagemin = require('gulp-imagemin');
const babel = require("gulp-babel");
// 压缩css文件
gulp.task('minify-css', function (done) {
return gulp.src('./public/**/*.css')
.pipe(minifycss())
.pipe(gulp.dest('./public'));
done();
});
// 压缩html文件
gulp.task('minify-html', function (done) {
return gulp.src('./public/**/*.html')
.pipe(htmlclean())
.pipe(htmlmin({
removeComments: true,
minifyJS: true,
minifyCSS: true,
minifyURLs: true,
}))
.pipe(gulp.dest('./public'));
done();
});
// 压缩js文件
gulp.task('minify-js', function (done) {
return gulp.src(['./public/**/*.js', '!./public/**/*.min.js', '!./public/**/*.hexo.js'])
.pipe(babel({
//将ES6代码转译为可执行的JS代码
presets: ['es2015'] // es5检查机制
}))
.pipe(uglify())
.pipe(gulp.dest('./public'));
done();
});
// 压缩 public/images 目录内图片(Version>3)
gulp.task('minify-images', function (done) {
gulp.src('./public/**/*.*')
.pipe(imagemin([
imagemin.gifsicle({interlaced: true}),
imagemin.mozjpeg({progressive: true}),
imagemin.optipng({optimizationLevel: 5}),
imagemin.svgo({
plugins: [
{removeViewBox: true},
{cleanupIDs: false}
]
})
]))
.pipe(gulp.dest('./public'));
done();
});
// 执行 gulp 命令时执行的任务
gulp.task('default', [
'minify-html','minify-css','minify-js','minify-images'
]);
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