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gulpfile.js
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gulpfile.js
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var { src, dest, series, parallel } = require('gulp');
var clean = require('gulp-clean');
var htmlmin = require('gulp-htmlmin');
var cleanCss = require('gulp-clean-css');
var sourcemaps = require('gulp-sourcemaps');
var autoprefixer = require('gulp-autoprefixer');
var uglify = require('gulp-uglify');
var rev = require('gulp-rev');
var revReplace = require("gulp-rev-replace");
var imagemin = require('gulp-imagemin');
var babel = require('gulp-babel');
var useref = require('gulp-useref');
var connect = require('gulp-connect');
var watch = require('gulp-watch');
var sass = require('gulp-sass');
sass.compiler = require('node-sass');
// 清空 dist
function cleanFiles () {
return src('dist', {read: false, allowEmpty: true})
.pipe(clean());
}
// 处理生成的 css
function minifyCss() {
return src('dist/css/*.css')
.pipe(sourcemaps.init())
.pipe(autoprefixer())
.pipe(cleanCss())
.pipe(sourcemaps.write('.'))
.pipe(dest('dist/css'))
}
// 处理生成的 js
function minifyJs () {
return src('dist/js/*.js')
.pipe(babel())
.pipe(sourcemaps.init())
.pipe(uglify())
.pipe(sourcemaps.write("."))
.pipe(dest('dist/js'))
}
// 压缩图片
function minifyImg() {
return src('src/images/**')
.pipe(imagemin({
progressive: true
}))
.pipe(dest('dist/images'))
}
// 压缩 html
function minifyHtml () {
return src('dist/*.html')
.pipe(htmlmin({
collapseWhitespace: true,
removeEmptyAttributes: true,
removeScriptTypeAttributes: true,
removeStyleLinkTypeAttributes: true,
minifyCSS: true,
minifyJS: true
}))
.pipe(dest('dist'))
}
// 处理 html 中的资源
function replaceSrc () {
var manifest = src('dist/rev/**/rev-manifest.json');
return src('src/*.html')
.pipe(useref())
.pipe(rev())
.pipe(revReplace({manifest: manifest}))
.pipe(dest('dist'))
}
// 拷贝字体
function copyFonts () {
return src('src/fonts/**')
.pipe(dest('dist/fonts'))
}
// 运行 Web 服务器
function server () {
connect.server({
root: 'src',
port: 8080,
livereload: true
})
}
// 监听文件
function watchFiles () {
watch('src/scss/**/*.scss', watchScss);
watch('src/css/**/*.css', watchCss);
watch('src/js/**/*.js', watchJs);
watch('src/images/**', watchImg);
watch('src/*.html', watchHtml);
}
function watchScss () {
return src('src/scss/**/*.scss')
.pipe(sass({outputStyle: 'expanded'}).on('error', sass.logError))
.pipe(dest('src/css'))
.pipe(connect.reload())
}
function watchCss () {
return src('src/css/**/*.css')
.pipe(connect.reload())
}
function watchJs () {
return src('src/js/**/*.js')
.pipe(connect.reload())
}
function watchImg () {
return src('src/images/**')
.pipe(connect.reload())
}
function watchHtml () {
return src('src/*.html')
.pipe(connect.reload())
}
exports.start = parallel(
server,
watchFiles
);
exports.build = series(
cleanFiles,
replaceSrc,
parallel(
minifyCss,
minifyJs,
minifyHtml,
copyFonts,
minifyImg
)
);