chore: removed listeners after closing process

Author: aryanjassal

src/secrets/CommandEdit.ts

@@ -113,22 +113,33 @@ class CommandEdit extends CommandPolykey {
           const editorProc = spawn(process.env.EDITOR ?? 'nano', [tmpFile], {
             stdio: 'inherit',
           });
-          editorProc.on('error', (e) => {
+          // Define event handlers
+          const cleanup = () => {
+            editorProc.removeListener('error', onError);
+            editorProc.removeListener('close', onClose);
+          };
+          const onError = (err: Error) => {
+            cleanup();
             const error = new errors.ErrorPolykeyCLIEditSecret(
               `Failed to run command ${process.env.EDITOR}`,
-              { cause: e },
+              { cause: err },
             );
             reject(error);
-          });
-          editorProc.on('close', (code) => {
+          };
+          const onClose = (code: number | null) => {
+            cleanup();
             if (code !== 0) {
               const error = new errors.ErrorPolykeyCLIEditSecret(
                 `Editor exited with code ${code}`,
               );
               reject(error);
+            } else {
+              resolve();
             }
-            resolve();
-          });
+          };
+          // Connect event handlers to events
+          editorProc.on('error', onError);
+          editorProc.on('close', onClose);
         });
         let content: string;
         try {