typedHandler() — fastify Function Reference

Architecture documentation for the typedHandler() function in reply.test-d.ts from the fastify codebase.

Function typescript CoreKernel LifecycleManager

Entity Profile

CoreKernel→ LifecycleManager→ typedHandler() — fastify Function Reference

Dependency Diagram

graph TD
  fab88cfc_63cb_100a_2fb6_30b51b02a57b["typedHandler()"]
  965f7b74_b8c6_ebf7_4bfd_8c4166a34585["reply.test-d.ts"]
  fab88cfc_63cb_100a_2fb6_30b51b02a57b -->|defined in| 965f7b74_b8c6_ebf7_4bfd_8c4166a34585
  style fab88cfc_63cb_100a_2fb6_30b51b02a57b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

test/types/reply.test-d.ts lines 122–126

const typedHandler: RouteHandler<ReplyPayload> = async (request, reply) => {
  // When Reply type is specified, send() requires a payload argument
  expectType<((...args: [payload: ReplyPayload['Reply']]) => FastifyReply<ReplyPayload, RawServerDefault, RawRequestDefaultExpression<RawServerDefault>, RawReplyDefaultExpression<RawServerDefault>>)>(reply.send)
  expectType<((...args: [payload: ReplyPayload['Reply']]) => FastifyReply<ReplyPayload, RawServerDefault, RawRequestDefaultExpression<RawServerDefault>, RawReplyDefaultExpression<RawServerDefault>>)>(reply.code(100).send)
}