2015-07-11 | tagconf | typescript – практический обзор
TRANSCRIPT
11 июля 2015
As true as steel to your desire
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TypeScript – обзорАлександр Шевнин - Arcadia
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О себе
Александр ШевнинМенеджер направления, JSC “Arcadia Inc.”[email protected]
В Аркадии с 2012-го года, последние полтора года работаю в основном с C#, AngularJS и TypeScript
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TypeScript
• Designed by Microsoft• Author: Anders Hejlsberg (C#, Delphi, Turbo Pascal)• First appeared: October 1, 2012• License: Apache License 2.0
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TypeScript
• Strict superset of JavaScript• Strongly-typed• ECMAScript6 oriented• Produces valid ES3, ES5 or ES6 code
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IDE/tools support
• Visual Studio – native (+msbuild)• ReSharper – included• IntelliJ IDEA• Sublime Text 2/3 – official plugin as a part of 1.5 release• Online Cloud9 IDE• Eclipse IDE• Grunt, Maven, Gradle plugins
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History
10/2012 v0.8
6/2013 v0.9
4/2014 v1.0
9/2014 v1.1
10/2014 v1.3
1/2015 v1.4
4/2015 v1.5beta
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ES6 compatibility
Feb 2015 Today (TS 1.5-beta)
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Let’s move to Features!
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Type Checking
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Classes
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Classes
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Classes
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Compiles to…
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Or to… ES6
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Access Modifiers
• Public• Private• Protected (since 1.3)
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Properties
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Classes inheritance
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Generics (since 0.9)
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Interfaces
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Arrow functions
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Modules
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1.3 - 1.4 small joys…
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Union Types
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1.5 Changes (inspired by Google AtScript)
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Decorators (ES7 proposal, magic)
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Using JavaScript libraries
• d.ts• Github/DefinitelyTyped
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AngularJS: Services & Controllers
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AngularJS 2.0 – Written in TypeScript
