JavaScript, TypeScript界隈におけるDecoratorsについて取り上げます。 JavaScriptとDecorators JavaScriptでは馴染みのなかったDecoratorsが目に触れるようになったのはAtScript発表の際だったと記憶しています。 AtScript AtScriptとは、2014年10月23日、ng-europeにて発表されたTypeScriptを包含する「新構文」です。 docs.google.com | Keynote AtScript YouTube | Miško Hevery - Keynote on AtScript at ng-europe 2014 このときの例文を引用します。 @Directive({ selector: ['[blink]'] }) class Blink { constructor(element:El
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