技巧集：http://www.gulpjs.com.cn/docs/recipes/

其實無非就是利用各種gulp插件、node腳本對項目文件做各種IO操作，只是備忘，需要的話，還是自己重新寫最合適。?

1. 一個justwork的多頁應(yīng)用工作流

毛病：如果需要task之間的同步依賴關(guān)系，那么上一個task function里面需要有return；各個task的依賴，應(yīng)該用gulpSequence做拉平。

var gulp = require('gulp'),sass = require('gulp-sass'),postcss = require('gulp-postcss'),autoprefixer = require('autoprefixer'),browserSync = require('browser-sync').create(),open = require('gulp-open'),del = require('del'),usemin = require('gulp-usemin'),// useref = require('gulp-useref'),// 這個相對目錄有問題 媽的 不用了zip = require('gulp-zip'),gulpRevAll = require('gulp-rev-all'),revReplace = require("gulp-rev-replace"),uglify = require('gulp-uglify'),minifyCss = require('gulp-minify-css'),Replace = require('gulp-replace'),htmlmin = require('gulp-htmlmin'),gulpSequence = require('gulp-sequence'),argv = require('yargs').argv; // node命令傳入的參數(shù)整合參數(shù)/**************************配置項**************************/ var _opt = {src: 'app/',// src: 'dist/sce/app/',// devHost:"sns-operating-dev.sohuno.com",// devHost: "dev.w.sohu.com", //默認當前局域網(wǎng)ip// startPath: '/view/intro.html',startPath: '/view/index.html',dest: 'dist/',tem: 'tem/',revDelay: 5, //單位秒staticInCDN: true, //默認放cdncdnPath: '//sns_business.cdn.sohusce.com/square-unlogin-v3/',// staticProxyPath: '/h5static/',//需要代理的靜態(tài)資源路徑標記 sce: {// releaseUrl: 'http://fe.w.sohu.com/h5apps/sns-square-test/view/intro.html', //線上或測試環(huán)境的項目urlmanageUrl: '//console.sce.sohuno.com/apps/versions?appid=',path: 'sce/',yamlPath: 'sce/app.yaml',appPath: 'sce/app/',confPath: 'sce/conf/',test: { //暫僅測試環(huán)境 這里需要優(yōu)化配置 gulp發(fā)布的時候帶上環(huán)境參數(shù) 如gulp r --test/productappId: 212250773,sceHost: '//sns-square-unlogin-v30-test.sce.sohuno.com',backendHost: {'sns-core': 'sns-api.apps.sohuno.com', //sns-data-api-test.sce.sohuno.com sns-api.apps.sohuno.com msapi.t.sohu.com// 'sns-data':'sns-data-api-test.sce.sohuno.com' }},product: {appId: 985464923,sceHost: '//sns-square-unlogin-v30.sce.sohuno.com',backendHost: {'sns-core': 'sns-api.apps.sohuno.com',// 'sns-data':'sns-data.sohuno.com' }}} };/**************************本地開發(fā)Server**************************/ var _env = _opt.sce[Object.keys(argv)[1]] ? Object.keys(argv)[1] : 'test'; console.log("● serverPath：" + _opt.src); console.log("● serverEnv：" + _env);// 靜態(tài)服務(wù)器 gulp.task('serve', ['sass'], function() {var proxyMiddleware = require('http-proxy-middleware');var proxy = proxyMiddleware(['/sns-core'], {target: 'http://' + _opt.sce[_env].backendHost['sns-core'],pathRewrite: {'^/sns-core/(.*)': '/$1'},changeOrigin: true,headers: {host: _opt.sce[_env].backendHost['sns-core'],origin: 'http://' + _opt.sce[_env].backendHost['sns-core']}});//禁止開發(fā)server的緩存var proxyNoCache = function(req, res, next) {res.setHeader('CacheControl', 'no-cache');res.setHeader('Pragma', 'no-cache');res.setHeader('Expires', '-1');res.setHeader('ETag', Date.now()); //禁止304 next();}browserSync.init({server: {baseDir: _opt.src //_opt.dest//''//''// _opt.dest,//_opt.dest src },ui: {port: 3030},host: _opt.devHost, //hosts文件設(shè)置代理到開發(fā)機IP server種cookie用open: "external", // startPath: _opt.startPath,ghostMode: false, //關(guān)掉多設(shè)備同步 middleware: [proxy, proxyNoCache]});gulp.watch(_opt.src + "/static/scss/*.scss", ['sass']);gulp.watch([_opt.src + "/static/js/**",_opt.src + "/static/img/**",_opt.src + "/**/*.html"]).on('change', browserSync.reload); });// gulp.task('rrr', function() { // return gulp.src([_opt.src + "/static/scss/sns-base.scss"], { // base: _opt.src + "/static/scss/" // }) // .pipe(Replace(/\n[\t\u0020]*?\/\/.+?\n/g,"\n\n")) // .pipe(gulp.dest(_opt.src + "/static/acss/")) // }); gulp.task('sass', function() {var postPlugins = [autoprefixer() //browserlist read from package.json //取值https://github.com/ai/browserslist#queries ];return gulp.src([_opt.src + "/static/scss/**/*.scss"], {base: _opt.src + "/static/scss/"})// auto append night mode(.night)，color base scss/_const.scss// 以后抽象成一個插件// 最好的實現(xiàn)不是預(yù)先刪除注釋，而應(yīng)該是不去替換注釋里的夜色才對 @20180119// 有個bug 啟動的時候可以注掉 修改scss后的reload任務(wù)不好使// 干掉scss中的注釋 避免下面的夜色模式替換 把注釋里的也給替換了導(dǎo)致scss結(jié)構(gòu)錯亂報錯.pipe(Replace(/([\s;])\/\/.+?(?=\n)/g, function(s, m1) {//刪掉空字符或者;后面的單行注釋內(nèi)容；//這個正則引擎 不支持肯定逆序表達式 (?<=[\s;]) 只能function return m1了return m1;})).pipe(Replace(/\/\*.+?\*\//g,''))//刪掉塊級注釋 咦尼瑪 這個怎么不好使 見main.css//_const.scss中色值變量命名 需遵循規(guī)范 $c-grey1:#000; $c-night-grey1:#454545;.pipe(Replace(/([\w-]+?\s*?\:.*\$c-.+?;)/g, function(s, m1, m2) {// console.log('----\r\n'+m1+'\r\n----\r\n');var m1_night = m1.replace(/\$c-/g, '$c-night-');return m1 + '\n @at-root .night &{' + m1_night + '}\n';})).pipe(sass()).on('error', function(err) {console.log('Less Error!', err.message);this.emit('end');}).pipe(postcss(postPlugins)).pipe(gulp.dest(_opt.src + "/static/css/")).pipe(browserSync.reload({ stream: true })); });// gulp.task('openUrl', function() { // console.log('----打開sce線上url，fiddler代理至本地'); // gulp.src(__filename) // .pipe(open({ uri: _opt.sce.releaseUrl, app: "chrome" })); // });/**************************臨時工具處理**************************/ //圖片壓縮 非尺寸 gulp.task('imgmin1', function() {var imagemin = require('gulp-imagemin');// gulp.src(_opt.src+'/img/*.+(png)')gulp.src(_opt.src + '/static/img/**/*.png', {base: _opt.src}).pipe(imagemin()).pipe(gulp.dest(_opt.src)); });/**************************打包發(fā)布正式方案**************************/gulp.task('delDest', function() {// console.log("● 環(huán)境："+_env);var path = _opt.dest;console.log('----清空目錄' + path);return del(path); }); gulp.task('tem', ['delDest'], function() {var path = _opt.tem;console.log('----清空目錄' + path);return del(path); });gulp.task('delTem', function() {var path = _opt.tem;console.log('----清空目錄' + path);return del(path); }); gulp.task('delSceApp', function() {var path = _opt.sce.appPath;console.log('----清空目錄' + path);return del(path); }); // 拷貝文件 gulp.task('copy2tem', ['delDest', 'delTem', 'sass'], function() {console.log('----拷貝文件到臨時文件夾');return gulp.src([_opt.src + '/static/**',_opt.src + '/view/**','!' + _opt.src + '/static/scss/**'], {base: _opt.src}).pipe(gulp.dest(_opt.tem)); }); // 合并 gulp.task('usemin', ['copy2tem'], function() { // return gulp.src([_opt.tem + 'view/**/*.html'], {base: _opt.tem}).pipe(usemin({ //成功的先不上報處理了 jsAttributes: {// onload: 'window.srcLoadLog && srcLoadLog(this)',onerror: 'window.srcErrorLog && srcErrorLog(this)'},cssAttributes: {// onload: 'window.srcLoadLog && srcLoadLog(this)',onerror: 'window.srcErrorLog && srcErrorLog(this)'}})).pipe(gulp.dest(_opt.tem)); });//js壓縮 gulp.task('jsmin', ['usemin'], function() {console.log('----壓縮js');return gulp.src([_opt.tem + '/static/js/**/*.js','!' + _opt.tem + '/static/js/**/*.min.js'], {base: _opt.tem})// .pipe(uglify()) .pipe(uglify({compress: {// "quote-keys":true//ie8// properties:false,drop_console: true}// quote_keys: true // beautify : { beautify: false, ascii_only: true, quote_keys: true } })).pipe(gulp.dest(_opt.tem)); }); //css壓縮 gulp.task('cssmin', ['usemin'], function() {console.log('----壓縮CSS');return gulp.src([_opt.tem + '/static/css/**/*.css','!' + _opt.tem + '/static/css/*.min.css'], {base: _opt.tem}).pipe(minifyCss()).pipe(gulp.dest(_opt.tem)); });// 加MD5戳 gulp.task('revAll', ['jsmin', 'cssmin'], function() { // console.log('----加MD5戳&替換相互引用(延時' + _opt.revDelay + 's后進行下一任務(wù))');// var revAll = new RevAll({// dontRenameFile: [/^\/static\/img\/ad-avatar/]//ad-avatar前端不直接用 手動替換后上傳cdn給server下發(fā)用// // ,dontGlobal:[]// // ,dontSearchFile:[/^\/static\/js\//]//dontSearchFile 對js/xx/下的路徑文件 不做內(nèi)容中的引用替換處理 // }); gulp.src([_opt.tem + '/*/**'], { ///static/** base: _opt.tem}).pipe(gulpRevAll.revision({dontRenameFile: [/^\/view\//, /^\/static\/img\/ad-avatar/] //ad-avatar前端不直接用 手動替換后上傳cdn給server下發(fā)用// ,dontGlobal:[] ,dontSearchFile: [/^\/static\/js\//] //dontSearchFile 對js/xx/下的路徑文件 不做內(nèi)容中的引用替換處理 })).pipe(gulp.dest(_opt.tem)).pipe(gulpRevAll.versionFile()).pipe(gulp.dest(_opt.tem)).pipe(gulpRevAll.manifestFile()).pipe(gulp.dest(_opt.tem)); });//htmlmin gulp.task('htmlmin', function() { // console.log('----htmlmin');return gulp.src([_opt.tem + '/**/*.html' // '!'+_opt.dest+'/tpls/write/write.html' ], {base: _opt.tem}).pipe(htmlmin({collapseWhitespace: true,removeComments: true,minifyCSS: true,minifyJS: true})).pipe(gulp.dest(_opt.tem + '/')); }); //加cdn前綴 gulp.task('cdnPre', ['htmlmin'], function() {if (!_opt.staticInCDN) return false;console.log('----加CDN前綴');return gulp.src([_opt.tem + '/**/*.html'// ,_opt.dest + '/static/js/common/myLib.*.js' ], {base: _opt.tem}) //下面日后寫成通配符嚴格匹配 path/**.xxx 上面的js就可以寫成all js了.pipe(Replace(/"[./]*static\//g, '"' + _opt.cdnPath)) //有點風險 日后優(yōu)化.pipe(gulp.dest(_opt.tem + '/')); }); //imgmin - 這個任務(wù)時間太長 依賴建立不起來，r完了還會在壓著，所以從gulp 抽成單獨一項任務(wù)，gulp serve前手動搞 // gulp.task('imgmin',['copy2tem'], function() { // var imagemin = require('gulp-imagemin'); // // gulp.src(_opt.src+'/img/*.+(png)') // gulp.src(_opt.tem + '/static/img/**/*.png', { // base: _opt.tem // }) // .pipe(imagemin()) // .pipe(gulp.dest(_opt.tem)); // });//拷貝sce基礎(chǔ)文件至dist gulp.task('sce_base2dist', function() {console.log('----拷貝sce基礎(chǔ)文件到發(fā)布目錄');return gulp.src([_opt.sce.path + "/**"], {base: _opt.sce.path}).pipe(gulp.dest(_opt.dest + "/sce")); }); // 根據(jù)環(huán)境修改sce appId gulp.task('sceConfigInit', ['sce_base2dist'], function() {console.log('----sce配置初始化');// return gulp.src(_opt.sce.yamlPath)return gulp.src([_opt.dest + _opt.sce.yamlPath,_opt.dest + _opt.sce.confPath + '/nginx_server.inc'], {base: _opt.dest}) //backendHost 下面正則優(yōu)化 增強匹配的嚴謹性--這里以后改成寫入而不是 替換是不是能好一些.pipe(Replace(/appid: \d+/, 'appid: ' + _opt.sce[_env].appId)).pipe(Replace(/server_sns-core(?=[;/ ])/g, _opt.sce[_env].backendHost['sns-core'])) .pipe(gulp.dest(_opt.dest)); });// 拷貝文件 gulp.task('tem2sceDist', ['cdnPre'], function() {console.log('----拷貝項目文件到dist/sce目錄');return gulp.src([_opt.tem + "/**",'!' + _opt.tem + 'rev-*.json'], {base: _opt.tem}).pipe(gulp.dest(_opt.dest + _opt.sce.appPath)); }); // 靜態(tài)資源壓縮zip for cdn gulp.task('static2zip', ['cdnPre'], function() {if (!_opt.staticInCDN) return false;console.log('----靜態(tài)資源to zip for cdn');var cdn_project_name = 'toCDN_' + _opt.cdnPath.match(/\/\/(.+?)\.cdn/)[1] + '_' + _opt.cdnPath.replace(/.+\.com\//, "").replace(/\//g, "") + ".zip";// var cdn_project_name = 'toCDN_' + _opt.staticProxyPath.replace(/\//g, "") + ".zip";return gulp.src([_opt.tem + '/static/**'], {base: _opt.tem + '/static/'}).pipe(zip(cdn_project_name)).pipe(gulp.dest(_opt.dest)); //剔除rev map文件、zip打包文件 需要優(yōu)化 });// sce項目zip gulp.task('sce2zip', ['tem2sceDist', 'sceConfigInit'], function() {console.log('----sce to zip');var zip_name = 'sce_' + _opt.sce[_env].appId + '.zip';return gulp.src([_opt.dest + _opt.sce.path + '/**']).pipe(zip(zip_name)).pipe(gulp.dest(_opt.dest)); });//發(fā)布 gulp.task('packContinue', ['sce2zip', 'static2zip'], function() {console.log('----清除臨時文件');// 清除臨時文件 del(_opt.tem);console.log('● 環(huán)境：' + _env);console.log('● 前端項目已發(fā)布到' + _opt.dest);if (_opt.staticInCDN) console.log('○ 靜態(tài)資源zip請上傳至：' + _opt.cdnPath);console.log('○ sce zip請上傳至：' + _opt.sce.manageUrl + _opt.sce[_env].appId);console.log('● sce前端服務(wù)host：' + _opt.sce[_env].sceHost);console.log('----完成！'); }); // 發(fā)布-cdn gulp.task('r', ['revAll'], function(cb) {// console.log("----環(huán)境："+_env);setTimeout(function() { //延時太挫 待優(yōu)化 https://github.com/gulpjs/gulp/issues/96gulpSequence('packContinue', cb);}, _opt.revDelay * 1000); //revAll 延時 }); // 發(fā)布-local gulp.task('r:local', ['revAll'], function(cb) {_opt.staticInCDN = false;// console.log("----環(huán)境："+_env);setTimeout(function() { //延時太挫 待優(yōu)化 https://github.com/gulpjs/gulp/issues/96gulpSequence('packContinue', cb);}, _opt.revDelay * 1000); //revAll 延時 });

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2. 優(yōu)化迭代了多個版本的比較完美的腳手架

優(yōu)點：模塊化拆分、回調(diào)拉平、功能配置化

let gulp = require('gulp'),config = require('./config.js'),del = require('del'),requireDir = require('require-dir'),chalk = require('chalk'),runSequence = require('run-sequence');console.log('Waiting For Gulp Tasks Loading ...' + '\n');let {NODE_ENV: env,CDN: cdn } = process.env;// 遞歸引入gulp/tasks目錄下的文件，該操作比較耗時(稍弱些的機器配置 14s左右) requireDir('./gulp/tasks', {recurse: true });if (env !== 'dev') {console.log('\n\n/*********************** 打包開始，當前環(huán)境為：' + chalk.blue.bold(env) + ' ***********************/' + '\n'); } gulp.task('build', function(cb) { //默認不放 CDN del.sync(config.temp);del.sync(config.dist);runSequence(['svg'], ['eslint', 'ES6', 'imgMin', 'fileInclude', 'sceInit'], ['sass'], ['uncss'], ['sprite'],['jscss2dist'], ['usemin'], ['cssmin', 'jsmin', 'htmlmin'], ['revision'], ['cdnPre'], ['delRedundant'], ['zip'], ['openUrl'], function() {if (cdn === 'true') console.log('○ 靜態(tài)資源zip請上傳至：' + config.cdnPath);console.log('○ sce zip請上傳至：' + config.sce.manageUrl + config.sce[env].appId);console.log('\n\n/*********************** 打包結(jié)束，當前環(huán)境為：' + chalk.blue.bold(env) + ' ***********************/' + '\n');}); })//不做jscss合并等工作 直接打包 gulp.task('build:dev', function(cb) { del.sync(config.temp);del.sync(config.dist);runSequence(['svg'], ['eslint', 'ES6', 'imgMin', 'fileInclude', 'sceInit'], ['sass'], ['sprite'],'temp2dist', ['zip'], ['openUrl'], function() {if (cdn === 'true') console.log('○ 靜態(tài)資源zip請上傳至：' + config.cdnPath);console.log('○ sce zip請上傳至：' + config.sce.manageUrl + config.sce[env].appId);console.log('\n\n/*********************** 打包結(jié)束[純開發(fā)包]，當前環(huán)境為：' + chalk.blue.bold(env) + ' ***********************/' + '\n');}); })gulp.task('dev', function(cb) {del.sync(config.temp);config.buryPointSwitch = false;config.isImgOptmize = false;runSequence(['svg'], ['fileInclude', 'eslint', 'ES6', 'imgMin'], ['sass'], ['sprite'], ['dev-server'], cb); });//打包到dist 且啟動目錄改到dist（用來本地測試打包后的頁面運行 注：需要去dev-server改一下serverPath） gulp.task('dev:dist', function(cb) {del.sync(config.temp);config.buryPointSwitch = false;config.isImgOptmize = false;// runSequence(['svg'], ['eslint', 'ES6', 'imgMin', 'fileInclude', 'sceInit'], ['sass'], ['sprite'],'temp2dist', ['dev-server'], cb);runSequence( ['delRedundant'], ['svg'], ['eslint', 'ES6', 'imgMin', 'fileInclude', 'sceInit'], ['sass'], ['uncss'], ['sprite'], ['usemin'], ['cssmin', 'jsmin', 'htmlmin'], ['revision'],'dev-server', cb); });

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轉(zhuǎn)載于:https://www.cnblogs.com/youryida/p/5488443.html

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