fix(ElasticApiParser): Add resolve for nested methods.

Author: nodkz

example/index.js

@@ -28,6 +28,7 @@ const generatedSchema = new GraphQLSchema({
           context.elasticClient = new elasticsearch.Client({ // eslint-disable-line no-param-reassign
             host: args.host,
             apiVersion: '5.0',
+            log: 'trace',
           });
           return {};
         },

package.json

@@ -63,8 +63,7 @@
   },
   "jest": {
     "roots": [
-      "<rootDir>/src",
-      "<rootDir>/scripts"
+      "<rootDir>/src"
     ]
   },
   "scripts": {

src/ElasticApiParser.js

@@ -348,6 +348,7 @@ export default class ElasticApiParser {
               // $FlowFixMe
               fields: () => {},
             }),
+            resolve: () => { return {}; },
           };
         }
         TypeComposer.create(result[name[0]].type).setField(name[1], fields[k]);

src/__tests__/__snapshots__/ElasticApiParser-test.js.snap

@@ -3,6 +3,7 @@
 exports[`ElasticApiParser parseSource() should return GraphQLInputFieldMap 1`] = `
 Object {
   "cat": Object {
+    "resolve": [Function],
     "type": "ElasticMethods_Cat",
   },
   "search": Object {