buildRouterOptions() — fastify Function Reference

Architecture documentation for the buildRouterOptions() function in route.js from the fastify codebase.

Function javascript CoreKernel InstanceFactory

Entity Profile

CoreKernel→ InstanceFactory→ buildRouterOptions() — fastify Function Reference

Dependency Diagram

graph TD
  e1ed8564_33b9_5223_6731_c306551612a8["buildRouterOptions()"]
  de54192b_022b_f89b_5a43_a2593cb4df49["route.js"]
  e1ed8564_33b9_5223_6731_c306551612a8 -->|defined in| de54192b_022b_f89b_5a43_a2593cb4df49
  style e1ed8564_33b9_5223_6731_c306551612a8 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

lib/route.js lines 616–632

function buildRouterOptions (options, defaultOptions) {
  const routerOptions = options.routerOptions || Object.create(null)

  const usedDeprecatedOptions = routerKeys.filter(key => Object.hasOwn(options, key))

  if (usedDeprecatedOptions.length > 0) {
    FSTDEP022(usedDeprecatedOptions.join(', '))
  }

  for (const key of routerKeys) {
    if (!Object.hasOwn(routerOptions, key)) {
      routerOptions[key] = options[key] ?? defaultOptions[key]
    }
  }

  return routerOptions
}