Hooks types and lifecycle

Fastify-like Hooks are redefined in frourio for both Fastify and Express.

• onRequest
• preParsing
• preValidation
• preHandler

They will be hooked along the following lifecycle.

Proceed by calling done (Fastify) / next (Express), which can be taken as the third argument.
* Except Fastify when using async / await

Incoming Request

│

└─▶ Routing

│

404 ◀─┴─▶ onRequest Hook

│

4**/5** ◀─┴─▶ preParsing Hook

│

4**/5** ◀─┴─▶ Parsing

│

4**/5** ◀─┴─▶ preValidation Hook

│

4**/5** ◀─┴─▶ Validation

│

400 ◀─┴─▶ preHandler Hook

│

4**/5** ◀─┴─▶ User Handler

│

4**/5** ◀─┴─▶ Outgoing Response