subgraph is optional on entities.many

README.md

@@ -193,13 +193,14 @@ main()
             - `field` (string, optional) - The foreign key field.
             - `as` (string, optional) - When using `addEntitiesResolvers`, it defines the name of the foreign entity as a field of the current one, as a single type.
             - `pkey` (string, optional) - The primary key of the foreign entity.
+            - `subgraph` (string, optional) - The subgraph name of the foreign entity, where the resolver is located; if missing is intended the self.
             - `resolver` (object, optional) - The resolver definition to query the foreing entity, same structure as `entity.resolver`.
           - `many` (array of objects, optional) - Describe a 1-to-many relation - the reverse of the foreign key.
             - `type` (string, required) - The entity type where the entity is a foreign key.
             - `fkey` (string, required) - The foreign key field in the referred entity.
             - `as` (string, required) - When using `addEntitiesResolvers`, it defines the name of the relation as a field of the current one, as a list.
             - `pkey` (string, optional) - The primary key of the referred entity.
-            - `subgraph` (string, required) - The subgraph name of the referred entity.
+            - `subgraph` (string, optional) - The subgraph name of the referred entity, where the resolver is located; if missing is intended the self.
             - `resolver` (object, required) - The resolver definition to query the referred entity, same structure as `entity.resolver`.
       - `onSubgraphError` (function, optional) - Hook called when an error occurs getting schema from a subgraph. The default function will throw the error. The arguments are:
           - `error` (error) - The error.

lib/composer.js

@@ -131,7 +131,11 @@ class Composer {
 
           for (let k = 0; k < many.length; ++k) {
             const m = many[k]
-            for (const p of ['type', 'fkey', 'as', 'pkey', 'subgraph']) {
+            for (const p of ['type', 'fkey', 'as', 'pkey']) {
+              validateString(m[p], `subgraphs[${subgraphName}].entities.${name}.many[${k}].${p}`)
+            }
+            for (const p of ['subgraph']) {
+              if (!m[p]) { continue }
               validateString(m[p], `subgraphs[${subgraphName}].entities.${name}.many[${k}].${p}`)
             }
             validateResolver(m.resolver, `subgraphs[${subgraphName}].entities.${name}.many[${k}].resolver`)

package.json

@@ -6,7 +6,7 @@
   "main": "lib/index.js",
   "author": "Colin J. Ihrig <[email protected]> (http://www.cjihrig.com/)",
   "scripts": {
-    "test": "npm run lint && c8 node test/runner.js",
+    "test": "npm run lint && c8 node --test test/runner.js",
     "lint": "standard | snazzy",
     "lint:fix": "standard --fix"
   },