October 2024
Intermediate to advanced
264 pages
6h 44m
Spanish
Content preview from TypeScript eficaz
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Capítulo 4. Diseño tipográfico
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Enséñame tus organigramas y oculta tus tablas, y seguiré desconcertado. Enséñame tus tablas, y normalmente no necesitaré tus organigramas; serán obvios.
Fred Brooks, Mes del Hombre Mítico
El lenguaje de la cita de Fred Brooks es anticuado, pero el sentimiento sigue siendo cierto: el código es difícil de entender si no puedes ver los datos o tipos de datos sobre los que opera. Esta es una de las grandes ventajas de un sistema de tipos: al escribir los tipos, los haces visibles para los lectores de tu código. Y esto hace que tu código sea comprensible.
Otros capítulos cubren los entresijos de los tipos TypeScript: cómo utilizarlos, cómo inferirlos y cómo escribir declaraciones con ellos. Este capítulo trata del diseño de los propios tipos. Todos los ejemplos de este capítulo están escritos pensando en TypeScript, pero la mayoría de las ideas son de aplicación más general.
Si escribes bien tus tipos, con un poco de suerte tus diagramas de flujo también serán obvios.
Tema 28: Prefiere tipos que siempre representen estados válidos
Si diseñas bien tus tipos, tu código debería ser sencillo de escribir. Pero si diseñas mal tus tipos, no te salvará ningún tipo de ingenio o documentación. Tu código será confuso y propenso a los errores.
Una clave para un diseño tipográfico eficaz es crear tipos que sólo puedan representar un estado válido. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.