fix: don't access process without check (#1951)

* fix: don't access process without check

* docs: add @Vinzent03 as a contributor

* fix: correctly check process existing

Author: Vinzent03

js/isomorphic-git/README.md

@@ -377,6 +377,7 @@ Thanks goes to these wonderful people ([emoji key](https://github.com/kentcdodds
     <td align="center"><a href="https://github.com/limond"><img src="https://avatars.githubusercontent.com/u/1025682?v=4?s=60" width="60px;" alt=""/><br /><sub><b>Leon Kaucher</b></sub></a><br /><a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=limond" title="Code">💻</a> <a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=limond" title="Tests">⚠️</a></td>
     <td align="center"><a href="https://github.com/gilisho"><img src="https://avatars.githubusercontent.com/u/40733156?v=4?s=60" width="60px;" alt=""/><br /><sub><b>Gili Shohat</b></sub></a><br /><a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=gilisho" title="Code">💻</a> <a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=gilisho" title="Documentation">📖</a> <a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=gilisho" title="Tests">⚠️</a></td>
     <td align="center"><a href="https://github.com/hhourani27"><img src="https://avatars.githubusercontent.com/u/61935766?v=4?s=60" width="60px;" alt=""/><br /><sub><b>Habib</b></sub></a><br /><a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=hhourani27" title="Code">💻</a> <a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=hhourani27" title="Documentation">📖</a> <a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=hhourani27" title="Tests">⚠️</a></td>
+    <td align="center"><a href="https://github.com/Vinzent03"><img src="https://avatars.githubusercontent.com/u/63981639?v=4?s=60" width="60px;" alt=""/><br /><sub><b>Vinzent</b></sub></a><br /><a href="https://github.com/isomorphic-git/isomorphic-git/commits?author=Vinzent03" title="Code">💻</a></td>
   </tr>
 </table>
 

js/isomorphic-git/index.cjs

@@ -4264,7 +4264,10 @@ class GitWalkerFs {
         const stats = await entry.stat();
         const config = await GitConfigManager.get({ fs, gitdir });
         const filemode = await config.get('core.filemode');
-        const trustino = !(process.platform === 'win32');
+        const trustino =
+          typeof process !== 'undefined'
+            ? !(process.platform === 'win32')
+            : true;
         if (!stage || compareStats(stats, stage, filemode, trustino)) {
           const content = await entry.content();
           if (content === undefined) {

js/isomorphic-git/index.js

@@ -4258,7 +4258,10 @@ class GitWalkerFs {
         const stats = await entry.stat();
         const config = await GitConfigManager.get({ fs, gitdir });
         const filemode = await config.get('core.filemode');
-        const trustino = !(process.platform === 'win32');
+        const trustino =
+          typeof process !== 'undefined'
+            ? !(process.platform === 'win32')
+            : true;
         if (!stage || compareStats(stats, stage, filemode, trustino)) {
           const content = await entry.content();
           if (content === undefined) {