enhance(github-loader): remove value-or-promise

Author: ardatan

packages/loaders/github/package.json

@@ -56,8 +56,7 @@
     "@graphql-tools/utils": "^10.7.2",
     "@whatwg-node/fetch": "^0.10.0",
     "sync-fetch": "0.6.0-2",
-    "tslib": "^2.4.0",
-    "value-or-promise": "^1.0.12"
+    "tslib": "^2.4.0"
   },
   "publishConfig": {
     "directory": "dist",

packages/loaders/github/src/index.ts

@@ -1,6 +1,5 @@
 import { parse } from 'graphql';
 import syncFetch from 'sync-fetch';
-import { ValueOrPromise } from 'value-or-promise';
 import { AsyncFetchFn, FetchFn, SyncFetchFn } from '@graphql-tools/executor-http';
 import {
   gqlPluckFromCodeStringSync,
@@ -9,6 +8,8 @@ import {
 import {
   BaseLoaderOptions,
   Loader,
+  mapMaybePromise,
+  MaybePromise,
   parseGraphQLJSON,
   parseGraphQLSDL,
   Source,
@@ -90,30 +91,31 @@ export class GithubLoader implements Loader<GithubLoaderOptions> {
     pointer: string,
     options: GithubLoaderOptions,
     fetchFn: FetchFn,
-  ): Promise<Source[]> | Source[] {
+  ): MaybePromise<Source[]> {
     if (!this.canLoadSync(pointer)) {
       return [];
     }
     const { owner, name, ref, path } = extractData(pointer);
-    return new ValueOrPromise(() =>
-      fetchFn(
-        'https://api.github.com/graphql',
-        this.prepareRequest({ owner, ref, path, name, options }),
+    return mapMaybePromise(
+      mapMaybePromise(
+        fetchFn(
+          'https://api.github.com/graphql',
+          this.prepareRequest({ owner, ref, path, name, options }),
+        ),
+        response => {
+          const contentType = response.headers.get('content-type');
+          if (contentType && contentType.includes('application/json')) {
+            return response.json();
+          } else {
+            return response.text();
+          }
+        },
       ),
-    )
-      .then(response => {
-        const contentType = response.headers.get('content-type');
-        if (contentType && contentType.includes('application/json')) {
-          return response.json();
-        } else {
-          return response.text();
-        }
-      })
-      .then(response => {
+      response => {
         const status = response.status;
         return this.handleResponse({ pointer, path, options, response, status });
-      })
-      .resolve();
+      },
+    );
   }
 
   load(pointer: string, options: GithubLoaderOptions): Promise<Source[]> {