April 2025
Intermediate to advanced
324 pages
7h 35m
Portuguese (Portugal, Brazil)
Content preview from Programando o TypeScript
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Capítulo 11. Interoperando com JavaScript
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Não vivemos num mundo perfeito. O teu café pode estar demasiado quente e queimar-te um pouco a boca quando o bebes, os teus pais podem ligar-te e deixar-te mensagens de voz com demasiada frequência, aquele buraco na tua entrada continua lá, por mais que ligues para a câmara, e o teu código pode não estar completamente coberto com tipos estáticos.
A maioria de nós está neste barco: embora de vez em quando tenhas a margem de manobra para começar um projeto novo em TypeScript, a maior parte das vezes vai começar como uma pequena ilha de segurança, inserida numa base de código maior e menos segura. Talvez tenhas um componente bem isolado em que queiras experimentar o TypeScript, apesar de a tua empresa usar JavaScript ES6 normal em todo o lado, ou talvez estejas farto de receber mensagens às 6 da manhã porque refacturaste algum código e te esqueceste de atualizar um site de chamadas (são agora 7 da manhã e estás a fazer uma fusão ninja do TSC na tua base de código antes que os teus colegas de trabalho acordem). De qualquer forma, provavelmente começarás com uma ilha de TypeScript num mar sem tipos.
Até agora, neste livro, tenho estado a ensinar-te a escrever TypeScript da forma correta. Este capítulo é sobre como escrever TypeScript da maneira prática, em bases de código reais que estão em processo de migração de linguagens ...
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