yibiaohezhongkongdapingdechicunfenbiewei12.3yingcunhe13.4yingcun£¬erqiezhongkongpingdebiankuangjiaoda£¬xiafangdekongdiaodiaozhengquyuyejichengzaiqizhong£¬zhongkongpingkanqilaigengxianda¡£shoubashoujiaonicongNode.jskuaisuqianyidaoDeno2020-06-01 15:22¡¤Echagongchengshizuozhe | Aral Rocayizhe | wangqiangcehua | caifangfangzhuanfalianjie£ºhttps://mp.weixin./s/8P9_XOJQik3X7JOX7VGyjwqianyanshangzhouwofabiaoliaojipianwenzhang£¬jieshaoliao Deno yijiruheshiyong Deno he Preact chuangjianyigeliaotianyingyong¡£wenzhangfabuhoushoudaoliaohenduoxunwen£¬daduoshuwentiguanxindeshi£ºruheshiyongxinde Deno shengtaixitonglaizuonaxiewomenyuanlaiyong Node zuodeshiqing¡£woshizhuoshoujiliaoyixie Node zhongzuichangyongdezhuti£¬bingzhaochuliaotamenzai Deno zhongdetidaifangan¡£shouxianwoxiangmingqueyidian£¬zai Deno zhongwomenkeyishiyongxuduoxianyoude Node.js mokuai¡£youyuxuduomokuaidushikezhongyongde£¬yinciyongbuzhuoweisuoyoudeshiqingduxunzhaotidaixuanxiang¡£nikeyifangwen pika.dev chazhaokeyizai Deno zhongshiyongdemokuai¡£Denoxiangguanzhishiyouzhiwenzhang£º¡¸ganhuo¡¹tongsuyidongdeDeno rumenjiaocheng¡¸ganhuo¡¹liaobuqide Deno shizhanjiaocheng¡¸ganhuo¡¹Deno TCP Echo Server shizenmeyunxingde£¿¡¸shijian¡¹Deno bytes mokuaiquanjiexishoubashoujiaoniNode.jsheDenozhiqianyouhequbie£¬yijifenbiejiangshuzhijiandetexingbenwenzuichufabuyu Aral Roca gerenwangzhan£¬jingyuanzuozheshouquanyou InfoQ zhongwenzhanfanyibingfenxiang¡£Electronzai Node.js zhong£¬womenkeyishiyong Electron chuangjianzhuomianyingyongchengxu¡£Electron shiyong Chromium zuoweijiemianlaiyunxing Web huanjing¡£danshi£¬womenkeyizai Deno zhongshiyong Electron ma£¿huozheyouqitaxuanzema£¿xianzai£¬Electron shiwanquanbunengyongzai Deno xiade£¬womenbixuxunzhaotidaifangan¡£youyu Deno shiyong Rust kaifade£¬yinciwomenkeyishiyong web-view rust bindings zai Deno zhongyunxingzhuomianyingyongchengxu¡£zheyang£¬womenjiukeyishiyongyuansheng OS webview laiyunxingrenyishuliangde Web shituliao¡£cangku£ºhttps://github.com/eliassjogreen/deno_webviewimport { WebView } from "https://deno.land/x/webview/mod.ts";const sharedOptions = { width: 400, height: 200, resizable: true, debug: true, frameless: false,};const webview1 = new WebView({ title: "Multiple deno_webview example", url: `data:text/html,

91ÊÓƵרÇø

1

`, ...sharedOptions,});const webview2 = new WebView({ title: "Multiple deno_webview example", url: `data:text/html,

91ÊÓƵרÇø

2

`, ...sharedOptions,});await Promise.all([webview1.run(), webview2.run()]);Forever/PM2Forever he PM2 shiyonglaiquebaozuoweishouhuchengxudezhidingjiaobenkeyichixuyunxingde CLI gongju¡£yu Forever butong£¬PM2 gongnenggengwanshan£¬huankeyiyongzuofuzaijunhengqi¡£liangzhezai Node zhongduhenhaoyong£¬danshiwomenkeyizai Deno zhongshiyongtamenma£¿Forever zhishiyongyu Node£¬yincizai Deno zhongshiyongbuliaode¡£danwomenkeyishiyong PM2 yunxingfei Node jiaoben£¬yincikeyijiangqiyongyu Deno¡£chuangjianyige app.sh wenjian#!/bin/bashdeno run -A myCode.tsranhou? pm2 start ./app.shExpress/KoaExpress he Koa dushizuichumingde Node kuangjia¡£tamenyongyouqiangdadeluyouxitonghe HTTP helpers£¨zhongdingxiang£¬huancundeng£©£¬yinerguangshouhuanying¡£womenkeyizai Deno zhongshiyongtamenma£¿daanshifoudingde£¬danshiyeyouyixietidaifangfa¡£Http£¨biaozhunku£©Deno zijidebiaozhunkujiunengtigong Express huo Koa tigongdexuduogongnengliao£ºhttps://deno.land/std/http/import { ServerRequest } from "https://deno.land/std/http/server.ts";import { getCookies } from "https://deno.land/std/http/cookie.ts";let request = new ServerRequest();request.headers = new Headers();request.headers.set("Cookie", "full=of; tasty=chocolate");const cookies = getCookies(request);console.log("cookies:", cookies);danshi£¬tashengmingluyoudefangfakanqilaibuzenmehaoyong£¬yinciwomenlaikankangengduotidaifangan¡£Oak£¨disanfangku£©shou Koa qifade Oak shimuqianzuiyouyadejiejuefanganzhiyi£ºhttps://github.com/oakserver/oakimport { Application, } from "https://deno.land/x/oak/mod.ts";const app = new Application();app.use((ctx) => { ctx.response.body = "Hello World!";});await app.listen({ port: 8000 });Abc£¨disanfangku£©leisi Oak£ºhttps://deno.land/x/abcimport { Application } from "https://deno.land/x/abc/mod.ts";const app = new Application();app.static("/static", "assets");app.get("/hello", (c) => "Hello!") .start({ port: 8080 });Deno-Express£¨disanfangku£©yexushizuijiejin Express kuangjiadetidaifangan£ºhttps://github.com/NMathar/deno-expressimport * as exp from "https://raw.githubusercontent.com/NMathar/deno-express/master/mod.ts";const port = 3000;const app = new exp.App();app.use(exp.static_("./public"));app.use(exp.bodyParser.json());app.get("/api/todos", async (req, res) => { await res.json([{ name: "Buy some milk" }]);});const server = await app.listen(port);console.log(`app listening on port ${server.port}`);MongoDBMongoDB shiyigeyongyouqiangdakekuozhanxinghelinghuoxingdewendangshujuku¡£tazai JavaScript shengtaixitongzhongyingyongguangfan£¬henduojishuzhan£¨ru MEAN huo MERN£©duhuishiyongta£¬yincitafeichangshouhuanying¡£womenkeyijiang MongoDB yongzai Deno shengtaizhong£¬keyishiyongyixiaqudongchengxu£ºhttps://github.com/manyuanrong/deno_mongoimport { init, MongoClient } from "https://deno.land/x/mongo@v0.6.0/mod.ts";// Initialize the pluginawait init();const client = new MongoClient();client.connectWithUri("mongodb://localhost:27017");const db = client.database("test");const users = db.collection("users");// insertconst insertId = await users.insertOne({ username: "user1", password: "pass1"});// findOneconst user1 = await users.findOne({ _id: insertId });// findconst users = await users.find({ username: { $ne: null } });// aggregationconst docs = await users.aggregation([ { $match: { username: "many" } }, { $group: { _id: "$username", total: { $sum: 1 } } }]);// updateOneconst { matchedCount, modifiedCount, upsertedId } = await users.updateOne( username: { $ne: null }, { $set: { username: "USERNAME" } });// deleteOneconst deleteCount = await users.deleteOne({ _id: insertId });PostgreSQLyu MongoDB yiyang£¬PostgresSQL yeyouyigequdongchengxu£ºhttps://github.com/buildondata/deno-postgresimport { Client } from "https://deno.land/x/postgres/mod.ts";const client = new Client({ user: "user", database: "test", hostname: "localhost", port: 5432});await client.connect();const result = await client.query("SELECT * FROM people;");console.log(result.rows);await client.end();MySQL/MariaDByu MongoDB he PostgresSQL yiyang£¬MySQL/MariaDB yeyouyigequdongchengxu£ºhttps://github.com/manyuanrong/deno_mysqlimport { Client } from "https://deno.land/x/mysql/mod.ts";const client = await new Client().connect({ hostname: "127.0.0.1", username: "root", db: "dbname", poolSize: 3, // connection limit password: "password",});let result = await client.execute(`INSERT INTO users(name) values(?)`, [ "aralroca",]);console.log(result);// { affectedRows: 1, lastInsertId: 1 }RedisRedis shizuichumingdehuancunshujuku£¬tayeyou Deno dequdongchengxu£ºhttps://github.com/keroxp/deno-redisimport { connect } from "https://denopkg.com/keroxp/deno-redis/mod.ts";const redis = await connect({ hostname: "127.0.0.1", port: 6379});const ok = await redis.set("example", "this is an example");const example = await redis.get("example");NodemonNodemon beiyonglaizaikaifahuanjingzhongjianshiwenjianderenhegenggai£¬faxiangenggaihouhuizidongzhongxinqidongfuwuqi¡£taxianzhutishengliao Node dekaifatiyan£¬kaifarenyuanwuxuzaishoudongtingzhihezhongqifuwuqiyichakanyingyonggenggai¡£takeyizai Deno zhongshiyongma£¿baoqian£¬nibuneng£¬danshiyeyoulingyizhongxuanze£ºDenon£¬Denon deyongfaheshiyong deno run zhixingjiaobenyiyang¡£https://github.com/eliassjogreen/denon? denon server.tsJest¡¢Jasmine¡¢Ava¡­¡­zai Node.js shengtaixitongzhong£¬ceshiyunxingqiyouhenduoxuanxiangkeyong¡£danguanfangbingmeiyoutigongyizhongceshi Node.js daimadefangfa¡£zai Deno zhongyouyizhongguanfangfangfa£¬nikeyishiyong testing biaozhunku£ºhttps://deno.land/std/testingimport { assertStrictEq } from 'https://deno.land/std/testing/asserts.ts'Deno.test('My first test', async () => { assertStrictEq(true, false)})yaoyunxingceshi£º? deno testWebpack¡¢Parcel¡¢Rollup¡­¡­Deno deyoushizhiyishiwomenkeyidapeishiyong ES mokuaiyu TypeScript£¬erwuxuzhuru Webpack¡¢Parcel huo Rollup zhileidedabaoqi¡£dannikenengxiangyaozhidao£ºruguogeidingliaoyikewenjianshu£¬womenshifoukeyizhizuoyigebao£¬jiangsuoyouneirongfangdaoyigewenjianzhongyizai Web huanjingzhongyunxingne£¿daanshikendingde¡£womenkeyishiyong Deno de CLI zuodaozheyidian¡£zheyangjiuwuxudisanfangdabaoqiliao¡£? deno bundle myLib.ts myLib.bundle.jsxianzaikeyijiangqijiazaidaozuolanqizhong£ºPrettierzaiguoqudejinianzhong£¬Prettier zai JavaScript shengtaixitongzhongdashouhuanying£¬yinweiyouliaota£¬nijiubuyongzaicaoxingeshihuawenjiandeshiqingliao¡£qishitayenengyongzai Deno shang£¬danzhemeishimeyiyi£¬yinwei Deno youzijidegeshihuachengxu¡£nikeyishiyongyixiaminglinggeshihuawenjian£º? deno fmtNPM Scriptszai Deno zhong£¬package.json bufucunzai¡£erwofeichangxiangniandeyigetexingshizai package.json zhongshengmingdejiaoben¡£yigejiandandejiejuefanganshishiyongyige makefile£¬bingyong make zhixingta¡£danruguonihuainian npm yufa£¬name Deno yeyouyige npm yangshidejiaobenyunxingqi£ºhttps://github.com/umbopepato/velociraptornikeyishiyongjiaobendingyiwenjian£º# scripts.yamlscripts: start: deno run --allow-net server.ts test: deno test --allow-net server_test.tszheyangzhixing£º? vr run