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Escrevendo JS profissional
Clean code:
VOCÊ ESCREVE CÓDIGO LIMPO?
AGENDA
● Nomes significativos
● Funções
● Testes de unidade
GABRIEL RIBEIRO
FRONT-END DEVELOPER
VICTOR MIGUEZ
FRONT-END DEVELOPER
VICTORMIGUEZ
GABRIEL-RIBEIRO-IR
NOMES SIGNIFICATIVOS
NOMES QUE REVELAM SUAS INTENÇÕES
NOMES QUE REVELAM SUAS INTENÇÕES
FAÇA DISTINÇÕES SIGNIFICATIVAS
FAÇA DISTINÇÕES SIGNIFICATIVAS
USE NOMES PRONUNCIÁVEIS E PESQUISÁVEIS
USE NOMES PRONUNCIÁVEIS E PESQUISÁVEIS
NÃO ADICIONE CONTEXTO DESNECESSÁRIO
NÃO ADICIONE CONTEXTO DESNECESSÁRIO
NOMES SIGNIFICATIVOS
● Escreva código para humanos;
● Evite nomes que possam ter o mesmo significado;
● Tenha conhecimento de domínio do projeto;
● Não tenha medo de se aproximar do business da sua empresa;
FUNÇÕES
Para obter os produtos e suas imagens:
- Nós buscamos todos os produtos cadastrados
- Fazemos o parse da resposta para JSON
- Passamos essa resposta por um laço de repetição
- Obtemos a imagem de cada produto
- Fazemos o parse da resposta para JSON
- Atribuímos o atributo “image” para cada produto
THE STEPDOWN RULE
FUNÇÕES
FUNÇÕES
FUNÇÕES
FUNÇÕES
FUNÇÕES
productsServices.js products.js
FUNÇÕES
● Escreva funções pequenas, com responsabilidade única;
● A ordem de definição importa;
● Utilize nomes expressivos;
● Evite efeitos colaterais;
TESTES DE UNIDADE
Testes de unidade
TDD
Clean Code: A Handbook of Agile Software Craftsmanship
Beau teaches Clean Code
Clean code Filipe Descamps
Object calisthenics
PRÓXIMOS PASSOS
OBRIGADO!
campinas-front-end/clean-code
Feedback ~> https://goo.gl/qA5s8J

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Escrevendo JS profissional: Nomes significativos, funções e testes de unidade