Why TypeScript is a better option than JavaScript when it comes to functional programming?
In this post, I would like to discuss the importance of static types in functional programming languages and why TypeScript is a better option than JavaScript when it comes to functional programming due to the lack of a static type system in JavaScript.
Life without types in a functional programming code base
Please try to put your mind on a hypothetical situation so we can showcase the value of static types. Let’s imagine that you are writing some code for an elections-related application. You just joined the team, and the application is quite big. You need to write a new feature, and one of the requirements is to ensure that the user of the application is eligible to vote in the elections. One of the older members of the team has pointed out to us that some of the code that we need is already implemented in a module named @domain/elections
and that we can import it as follows: