fixing args / directives order according to gql specs (#45)

Co-authored-by: Morgan DUBOIS <morgan.dubois@maps-system.com>

Author: MorganDbs

src/__tests__/directives.tests.ts

@@ -25,7 +25,7 @@ describe('jsonToGraphQLQuery() - directives', () => {
         } as any;
         expect(jsonToGraphQLQuery(query, { pretty: true })).to.equal(
             `query {
-    Posts @client (where: {id: 10}, orderBy: "flibble") {
+    Posts (where: {id: 10}, orderBy: "flibble") @client {
         id
         title
         post_date
@@ -96,7 +96,7 @@ describe('jsonToGraphQLQuery() - directives', () => {
         } as any;
         expect(jsonToGraphQLQuery(query, { pretty: true })).to.equal(
             `query {
-    Posts @client @withArgs(id: [1, 2, 3]) (where: {id: 10}, orderBy: "flibble") {
+    Posts (where: {id: 10}, orderBy: "flibble") @client @withArgs(id: [1, 2, 3]) {
         id
         title
         post_date

src/jsonToGraphQLQuery.ts

@@ -123,7 +123,7 @@ function convertQuery(node: any, level: number, output: [string, number][], opti
                         argsStr = `(${buildArgs(value.__args)})`;
                     }
                     const spacer = directivesExist && argsExist ? ' ' : '';
-                    token = `${token} ${dirsStr}${spacer}${argsStr}`;
+                    token = `${token} ${argsStr}${spacer}${dirsStr}`;
                 }
 
                 output.push([token + (subFields || partialFragmentsExist || fullFragmentsExist ? ' {' : ''), level]);