getHeader() — fastify Function Reference

Architecture documentation for the getHeader() function in reply.js from the fastify codebase.

Function javascript CoreKernel InstanceFactory called by 1

Entity Profile

CoreKernel→ InstanceFactory→ getHeader() — fastify Function Reference

Dependency Diagram

graph TD
  193596e2_0e27_a2b0_95bd_4f757f255c22["getHeader()"]
  4bcd71dc_1ec2_5fe8_b8ff_4a371e392925["reply.js"]
  193596e2_0e27_a2b0_95bd_4f757f255c22 -->|defined in| 4bcd71dc_1ec2_5fe8_b8ff_4a371e392925
  86dc4e98_212d_2b7c_7128_76f05e7a8787["send()"]
  86dc4e98_212d_2b7c_7128_76f05e7a8787 -->|calls| 193596e2_0e27_a2b0_95bd_4f757f255c22
  style 193596e2_0e27_a2b0_95bd_4f757f255c22 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

lib/reply.js lines 215–219

Reply.prototype.getHeader = function (key) {
  key = key.toLowerCase()
  const value = this[kReplyHeaders][key]
  return value !== undefined ? value : this.raw.getHeader(key)
}