Initialisation

Added the packages and files for the backend server

node_modules/@graphql-tools/schema/esm/extendResolversFromInterfaces.js

@@ -0,0 +1,31 @@
+export function extendResolversFromInterfaces(schema, resolvers) {
+    const extendedResolvers = {};
+    const typeMap = schema.getTypeMap();
+    for (const typeName in typeMap) {
+        const type = typeMap[typeName];
+        if ('getInterfaces' in type) {
+            extendedResolvers[typeName] = {};
+            for (const iFace of type.getInterfaces()) {
+                if (resolvers[iFace.name]) {
+                    for (const fieldName in resolvers[iFace.name]) {
+                        if (fieldName === '__isTypeOf' || !fieldName.startsWith('__')) {
+                            extendedResolvers[typeName][fieldName] = resolvers[iFace.name][fieldName];
+                        }
+                    }
+                }
+            }
+            const typeResolvers = resolvers[typeName];
+            extendedResolvers[typeName] = {
+                ...extendedResolvers[typeName],
+                ...typeResolvers,
+            };
+        }
+        else {
+            const typeResolvers = resolvers[typeName];
+            if (typeResolvers != null) {
+                extendedResolvers[typeName] = typeResolvers;
+            }
+        }
+    }
+    return extendedResolvers;
+}