feat: expose route context through request object

fastify · Sep 5, 2022 · 6aa3fff · 6aa3fff
1 parent be19fc9
commit 6aa3fff
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Showing 2 changed files with 41 additions and 3 deletions.
diff --git a/lib/context.js b/lib/context.js
@@ -13,7 +13,7 @@ const {
   kRouteByFastify,
   kRequestValidateWeakMap,
   kReplySerializeWeakMap,
-  // kPublicRouteContext
+  kPublicRouteContext
 } = require('./symbols.js')
 
 // Objects that holds the context of every request
@@ -57,17 +57,49 @@ function Context ({
   this[kFourOhFourContext] = null
   this.attachValidation = attachValidation
   this[kReplySerializerDefault] = replySerializer
-  this.schemaErrorFormatter = schemaErrorFormatter || server[kSchemaErrorFormatter] || defaultSchemaErrorFormatter
+  this.schemaErrorFormatter =
+    schemaErrorFormatter ||
+    server[kSchemaErrorFormatter] ||
+    defaultSchemaErrorFormatter
   this[kRouteByFastify] = isFastify
 
   this[kRequestValidateWeakMap] = null
   this[kReplySerializeWeakMap] = null
   this.validatorCompiler = validatorCompiler || null
   this.serializerCompiler = serializerCompiler || null
 
+  // Route + Userland configurations for the route
+  this[kPublicRouteContext] = getPublicRouteContext(this)
+
   this.server = server
 }
 
+function getPublicRouteContext (context) {
+  return Object.create(null, {
+    schema: {
+      enumerable: true,
+      get () {
+        return context.schema
+      }
+    },
+    config: {
+      enumerable: true,
+      get () {
+        return context.config
+      }
+    },
+    logLevel: {
+      enumerable: true,
+      set (level) {
+        context.logLevel = level
+      },
+      get () {
+        return context.logLevel
+      }
+    }
+  })
+}
+
 function defaultSchemaErrorFormatter (errors, dataVar) {
   let text = ''
   const separator = ', '

diff --git a/lib/request.js b/lib/request.js
@@ -12,7 +12,8 @@ const {
   kSchemaController,
   kOptions,
   kRequestValidateWeakMap,
-  kRouteContext
+  kRouteContext,
+  kPublicRouteContext
 } = require('./symbols')
 const { FST_ERR_REQ_INVALID_VALIDATION_INVOCATION } = require('./errors')
 
@@ -163,6 +164,11 @@ Object.defineProperties(Request.prototype, {
       return this[kRouteContext].config.method
     }
   },
+  routeContext: {
+    get () {
+      return this[kRouteContext][kPublicRouteContext]
+    }
+  },
   is404: {
     get () {
       return this[kRouteContext].config.url === undefined