feat(federation): allow users to change the version of the spec

ardatan · Feb 8, 2023 · 7e8bb87 · 7e8bb87
1 parent b927e9f
commit 7e8bb87
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Showing 6 changed files with 24 additions and 2 deletions.
diff --git a/.changeset/strong-bags-reply.md b/.changeset/strong-bags-reply.md
@@ -0,0 +1,6 @@
+---
+'@graphql-mesh/transform-federation': minor
+'@graphql-mesh/types': minor
+---
+
+Allow users to change the version of the federation spec
diff --git a/packages/transforms/federation/src/index.ts b/packages/transforms/federation/src/index.ts
@@ -189,7 +189,7 @@ export default class FederationTransform implements MeshTransform {
     const directivesObj: any = ((schemaWithUnionType.extensions as any).directives =
       schemaWithUnionType.extensions.directives || {});
     directivesObj.link = {
-      url: 'https://specs.apollo.dev/federation/v2.0',
+      url: 'https://specs.apollo.dev/federation/' + (this.config.version || 'v2.0'),
       import: federationDirectives.map(dirName => `@${dirName}`),
     };
 

diff --git a/packages/transforms/federation/yaml-config.graphql b/packages/transforms/federation/yaml-config.graphql
@@ -4,6 +4,11 @@ extend type Transform {
 
 type FederationTransform @md {
   types: [FederationTransformType!]
+  """
+  Version of the federation spec
+  Default: v2.0
+  """
+  version: String
 }
 
 type FederationTransformType {

diff --git a/packages/types/src/config-schema.json b/packages/types/src/config-schema.json
@@ -3048,6 +3048,10 @@
             "$ref": "#/definitions/FederationTransformType"
           },
           "additionalItems": false
+        },
+        "version": {
+          "type": "string",
+          "description": "Version of the federation spec\nDefault: v2.0"
         }
       }
     },

diff --git a/packages/types/src/config.ts b/packages/types/src/config.ts
@@ -1101,6 +1101,11 @@ export interface ExtendTransform {
 }
 export interface FederationTransform {
   types?: FederationTransformType[];
+  /**
+   * Version of the federation spec
+   * Default: v2.0
+   */
+  version?: string;
 }
 export interface FederationTransformType {
   name: string;

diff --git a/website/src/generated-markdown/FederationTransform.generated.md b/website/src/generated-markdown/FederationTransform.generated.md
@@ -27,4 +27,6 @@
 ```yaml
 args:
   someArg: "{root.someKeyValue}"
-```
+```
+* `version` (type: `String`) - Version of the federation spec
+Default: v2.0