Merge pull request #43 from driimus/fix/type-provider-assignability

fix: allow assigning provider-enabled instances to `FastifyInstance`
fastify · Nov 16, 2022 · 807e5b2 · 807e5b2
2 parents cbd027e + eb0d670
commit 807e5b2
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/index.ts b/index.ts
@@ -49,7 +49,7 @@ export const TypeBoxValidatorCompiler: FastifySchemaCompiler<TSchema> = ({ schem
  * ```
  */
 export interface TypeBoxTypeProvider extends FastifyTypeProvider {
-  output: this['input'] extends TSchema ? Static<this['input']> : never
+  output: this['input'] extends TSchema ? Static<this['input']> : unknown
 }
 
 /**

diff --git a/types/index.test-d.ts b/types/index.test-d.ts
@@ -5,6 +5,7 @@ import Fastify, { FastifyInstance, FastifyLoggerInstance, RawReplyDefaultExpress
 
 const fastify = Fastify().withTypeProvider<TypeBoxTypeProvider>()
 expectAssignable<FastifyInstance<RawServerDefault, RawRequestDefaultExpression, RawReplyDefaultExpression, FastifyLoggerInstance, TypeBoxTypeProvider>>(fastify)
+expectAssignable<FastifyInstance>(fastify)
 
 fastify.get('/', {
   schema: {
-Original file line number
+Diff line change
@@ Expand Up @@
      * ```
      */
     export interface TypeBoxTypeProvider extends FastifyTypeProvider {
-      output: this['input'] extends TSchema ? Static<this['input']> : never
+      output: this['input'] extends TSchema ? Static<this['input']> : unknown
     }
     /**
@@ Expand Down @@