Fluent Validation is a great package for handling, well, validation.
It ties in well with ASP.NET as well, providing client-side hits in the form of data-val attributes on your
form inputs that can be used by whatever means of client-side validation you use, the jQuery thingamajig by default.
There’s but one problem, one thing that good ol’ attribute-based validators have over this package: the ease of
creating custom client-side validators. Server-side? No issue at all, the docs guide you cleanly through the process.
Client-side? That’s where issues begin.
In this post, however, we will make a file size validator that also works client-side. So sit back and enjoy.
Typescript, everything. While I did experiment with various bundlers — and I mean various, everything from Webpack
through Parcel to Snowpack — it was always Gulp that fit the workflow the most.
It’s not perfect, however, does have its issues, and the documentation is fairly outdated at times. Because of that,
many people see that it takes 5 seconds to process their SCSS styles and bounces right out. In this post, I hope to
solve at least two issues.
Yeah, using Vue or custom elements in the frontend is cool they can greatly improve
compartmentalization of code through the use of components, but what happens when
the JS code just… doesn’t load. Be it the user blocking it, the browser bugging
out, or the CDN dying, those things happen.
If a form relies on the fields being components, what happens? Does the form just
not render, does it break in any other way? Yes, it does, and submission becomes