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Nathan Bland

Posted on Nov 29, 2018

Episode 11: Building a JSON API - Input Validation and Sanitation - Part 2

#node #mongodb #javascript #docker

Input validation and sanitation, mostly sanitation. Finishing up the Read route, then continuing on to Update, and Delete.

There is still more to cover, in particular the item validations, but given that is a dynamic object almost entirely, almost all we could do is escape the values that are passed to it. Does it deserve its own episode? Let me know.

Thanks for watching!

Source code:

NathanBland / core

Repository for the "core" video series

core

An express.js powered json api built for the "core" series.

Getting started

$ git clone git@github.com:NathanBland/core.git
$ cd core

$ docker-compose up

View on GitHub

Top comments (0)

11 Tips That Make You a Better Typescript Programmer

1 Think in {Set}

Type is an everyday concept to programmers, but it’s surprisingly difficult to define it succinctly. I find it helpful to use Set as a conceptual model instead.

#2 Understand declared type and narrowed type

One extremely powerful typescript feature is automatic type narrowing based on control flow. This means a variable has two types associated with it at any specific point of code location: a declaration type and a narrowed type.

#3 Use discriminated union instead of optional fields

...

Read the whole post now!

DEV Community

Episode 11: Building a JSON API - Input Validation and Sanitation - Part 2

NathanBland / core

Repository for the "core" video series

core

Getting started

Top comments (0)

11 Tips That Make You a Better Typescript Programmer

1 Think in {Set}

#2 Understand declared type and narrowed type

#3 Use discriminated union instead of optional fields

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