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Node.js進(jìn)階之路

作者：尤嘉編著
出版社：清華大學(xué)出版社出版時(shí)間：2017-01-01
開本： 32開 頁數(shù)： 196
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Node.js進(jìn)階之路 版權(quán)信息

Node.js進(jìn)階之路 本書特色

本書內(nèi)容涵蓋了 Node.js高并發(fā)的原理、源碼分析以及使用 Node.js開發(fā)應(yīng)用所需要的不同層面 的技術(shù)實(shí)踐。具體來講，本書包括 Node.js異步機(jī)制（配以源碼分析）、編輯與調(diào)試、測試技術(shù)、 Docker 部署、模塊機(jī)制、V8 引擎與代碼優(yōu)化、Promise 和 ES6 Generator、LoopBack 開源框架、使 用 C 編寫擴(kuò)展、JavaScript嚴(yán)格模式、編碼規(guī)范等內(nèi)容。在 LoopBack 章節(jié)，本書詳細(xì)介紹了使 用此框架開發(fā)企業(yè)級(jí) Web 應(yīng)用的步驟，幫助讀者迅速掌握使用這個(gè)強(qiáng)大框架的訣竅。*后一章詳 細(xì)介紹了編寫不同類型的 C 模塊的知識(shí)，并對(duì)堆內(nèi)存管理等內(nèi)容做了深入探討。本書適合所有前端和后端的開發(fā)人員閱讀。

Node.js進(jìn)階之路 內(nèi)容簡介

一線Node開發(fā)者數(shù)年實(shí)戰(zhàn)經(jīng)驗(yàn)總結(jié)，適合所有前端和后端的開發(fā)人員閱讀本書內(nèi)容涵蓋Node 高并發(fā)的原理、源碼分析以及使用 Node 開發(fā)應(yīng)用所需要的不同層面的技術(shù)實(shí)踐。具體包括 Node 異步機(jī)制（配以源碼分析），編輯與調(diào)試，測試技術(shù)，Docker 部署，模塊機(jī)制，V8 引擎與代碼優(yōu)化，Promise 和 ES6 generator ，LoopBack 開源框架，使用 C 編寫擴(kuò)展，JavaScript 嚴(yán)格模式，編碼規(guī)范等內(nèi)容。

Node.js進(jìn)階之路 目錄

目 錄 第1章 Node異步編程范式 ·····························································1 1.1 同步與異步的比較 ········································································2 1.2 Node異步的實(shí)現(xiàn) ···········································································7 1.2.1 HTTP請(qǐng)求——完全異步的例子 ·························································8 1.2.2 本地磁盤I/O——多線程模擬 ··························································17 1.3 事件驅(qū)動(dòng) ··················································································18 參考資料 ····························································································19 第2章 搭建自己的開發(fā)環(huán)境 ·························································21 2.1 Node的編譯與安裝 ······································································22 2.2 開發(fā)與調(diào)試 ···············································································23 2.3 單元測試 ··················································································29 2.3.1 Mocha 測試框架 ··········································································29 2.3.2 TDD 風(fēng)格 ··················································································32 2.3.3 BDD 風(fēng)格 ··················································································34 2.3.4 生成不同形式的測試報(bào)告 ······························································35 2.3.5 代碼覆蓋率工具Istanbul·································································36 參考資料 ····························································································40 第3章 使用Docker部署Node服務(wù) ··················································43 3.1 Docker基礎(chǔ) ···············································································44 3.2 在Docker中運(yùn)行Node ··································································· 45 3.3 導(dǎo)出配置好的容器 ······································································ 47 參考資料 ···························································································· 48 第4章 Node模塊 ······································································· 49 4.1 程序入口 ·················································································· 50 4.2 VM模塊 ··················································································· 50 4.3 模塊加載與緩存 ········································································· 52 4.4 模塊分類 ·················································································· 54 4.5 正確導(dǎo)出模塊 ············································································ 55 4.6 小心使用全局變量 ······································································ 56 第5章 V8引擎 ·········································································· 57 5.1 Java Script代碼的編譯與優(yōu)化 ························································· 58 5.1.1 即時(shí)編譯 ··················································································· 58 5.1.2 隱藏類 ······················································································ 59 5.1.3 內(nèi)聯(lián)緩存 ··················································································· 60 5.1.4 優(yōu)化回退 ··················································································· 61 5.1.5 寫出更具親和性的代碼 ································································· 62 5.1.6 借助TypeScript ············································································ 635.2 垃圾回收與內(nèi)存控制 ··································································· 65 5.2.1 V8的垃圾回收算法 ······································································· 65 5.2.2 使用Buffer ················································································· 67 5.2.3 避免內(nèi)存泄漏 ············································································· 70 參考資料 ···························································································· 77 V 第6章 Promise對(duì)象 ···································································· 79 6.1 Promise的含義 ··········································································· 80 6.2 基本用法 ·················································································· 80 6.3 then的鏈?zhǔn)綄懛?·········································································· 82 6.4 bluebird庫 ················································································· 85 參考資料 ···························································································· 86 第7章 用ES6 Generator解決回調(diào)金字塔 ········································· 87 7.1 Node異步實(shí)現(xiàn)流程 ······································································ 88 7.2 用Generator實(shí)現(xiàn)異步調(diào)用與多并發(fā) ················································· 89 7.3 嚴(yán)格模式下運(yùn)行 ········································································· 99 7.4 理解執(zhí)行過程 ···········································································1007.5 本章結(jié)語 ·················································································106第8章 LoopBack開源框架 ··························································1078.1 安裝與運(yùn)行 ··············································································1088.2 路由與權(quán)限控制 ········································································1138.3 添加新模型 ··············································································1218.4 初始化數(shù)據(jù)庫 ···········································································1318.5 鉤子機(jī)制 ·················································································1348.6 中間件 ····················································································1378.7 模型關(guān)系 ·················································································1398.8 使用cluster模式運(yùn)行服務(wù) ·····························································141參考資料 ··························································································· 144 第9章 編寫C 擴(kuò)展 ·································································1459.1 使用C 編寫擴(kuò)展模塊 ································································1469.1.1 導(dǎo)出對(duì)象 ·················································································· 146 9.1.2 導(dǎo)出函數(shù) ·················································································· 149 9.1.3 導(dǎo)出構(gòu)造函數(shù) ············································································ 151 9.2 線程模型與CPU密集型任務(wù) ·························································1649.3 線程對(duì)象 ·················································································1649.4 本章結(jié)語 ·················································································170參考資料 ··························································································· 170 附 錄 ·····················································································171附錄 A JavaScript 嚴(yán)格模式 ·······························································172附錄 B JavaScript 編碼規(guī)范 ······························································182參考資料 ··························································································· 195
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Node.js進(jìn)階之路 作者簡介

尤嘉，東南大學(xué)計(jì)算機(jī)碩士，從事軟件研發(fā)工作多年，先后就職于奇虎和獵豹移動(dòng)。做過基于 chromium 的瀏覽器，也從事過 WebKit 與 V8 方面的研發(fā)工作。目前從事 P2P 與區(qū)塊鏈方面的項(xiàng)目研發(fā)。

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