fix: fix error message when file is not found

src/AnonymizedFile.ts

@@ -167,9 +167,8 @@ export default class AnonymizedFile {
     }
     if (await storage.exists(this.originalCachePath)) {
       return storage.read(this.originalCachePath);
-    } else {
-      return await this.repository.source?.getFileContent(this);
     }
+    return await this.repository.source?.getFileContent(this);
   }
 
   async anonymizedContent() {
@@ -192,8 +191,7 @@ export default class AnonymizedFile {
     try {
       await pipe(await this.anonymizedContent(), res);
     } catch (error) {
-      handleError(error);
-      res.end();
+      handleError(error, res);
     }
   }
 }

src/routes/route-utils.ts

@@ -78,7 +78,7 @@ export function handleError(
   } else if (message && message.indexOf("not_connected") > -1) {
     status = 401;
   }
-  if (res) {
+  if (res && !res.headersSent) {
     res.status(status).send({ error: message });
   }
   return;

src/server.ts

@@ -40,6 +40,8 @@ export default async function start() {
   app.set("trust proxy", config.TRUST_PROXY);
   app.set("etag", "strong");
 
+  app.get('/ip', (request, response) => response.send(request.ip))
+
   // handle session and connection
   app.use(connection.appSession);
   app.use(passport.initialize());

src/source/GitHubStream.ts

@@ -61,6 +61,13 @@ export default class GitHubStream extends GitHubBase implements SourceBase {
       await storage.write(file.originalCachePath, content, file, this);
       return stream.Readable.from(content);
     } catch (error) {
+      if (error.status == 404) {
+        throw new AnonymousError("file_not_found", {
+          httpStatus: error.status,
+          cause: error,
+          object: file,
+        });
+      }
       throw new AnonymousError("file_too_big", {
         httpStatus: error.status,
         cause: error,