Support globing .gql files

packages/cli/Readme.md

@@ -5,7 +5,7 @@ npm install -g gql2ts
 ```
 
 ```shell
-Usage: index [options] <schema.json> <query.gql>
+Usage: index [options] <schema.json> <query.gql> <**/**.gql>
 
 Options:
 

packages/util/package.json

@@ -28,6 +28,8 @@
   },
   "homepage": "https://github.com/avantcredit/gql2ts#readme",
   "dependencies": {
-    "graphql": "^0.10.1"
+    "glob": "^7.1.2",
+    "graphql": "^0.10.1",
+    "merge-graphql-schemas": "0.0.22"
   }
 }

packages/util/src/fileIO.ts

@@ -1,6 +1,16 @@
 import * as fs from 'fs';
+import * as glob from 'glob';
+import { mergeTypes } from 'merge-graphql-schemas';
 
 export const badWriteHandler: (err?: Error) => void = err => { if (err) { throw err; } };
-export const readFile: (fileName: string) => string = fileName => JSON.parse(fs.readFileSync(fileName).toString());
+export const readFile: (fileName: string) => string = fileName => {
+  const isGqlFile: boolean = ['gql', 'graphql'].some(ext => fileName.includes(ext));
+  if (isGqlFile) {
+      const globbedFilePaths: string[] = glob.sync(fileName);
+      const content: string[] = globbedFilePaths.map((filePath: string) => fs.readFileSync(filePath).toString());
+      return mergeTypes(content);
+  }
+  return JSON.parse(fs.readFileSync(fileName).toString());
+};
 export const writeToFile: (fileName: string, data: string) => void =
   (fileName, data) => fs.writeFile(fileName, data, badWriteHandler);

packages/util/src/index.ts

@@ -7,5 +7,5 @@ export {
   schemaFromInputs,
   isList,
   isNonNullable,
-  isEnum,
+  isEnum
 } from './schema';

test/data/products.gql

@@ -0,0 +1,9 @@
+  type Product {
+    id: Int!
+    description: String
+    price: Int
+  }
+  type Query {
+    products: [Product]
+  }
+

test/data/vendor.gql

@@ -0,0 +1,8 @@
+  type Client {
+    id: Int!
+    name: String
+    age: Int
+  }
+  type Query {
+    clients: [Client]
+  }

test/util.js

@@ -36,6 +36,11 @@ describe('schema', () => {
   it('throws on other', () => {
     expect(() => utils.schemaFromInputs({})).to.throw('Invalid Schema Input');
   })
+
+  it('should glob .gql or graphql files and return a merged schema', () => {
+    const schema = utils.readFile('**/*.gql');
+    expect(utils.schemaFromInputs(schema)).to.be.instanceof(GraphQLSchema);
+  })
 });
 
 describe('IO stuff', () => {