Unused error variables in catch block are not allowed (#24487)

packages/core/src/ide/ide-client.ts

@@ -354,7 +354,7 @@ export class IdeClient {
           if (parsedJson && parsedJson.content === null) {
             return undefined;
           }
-        } catch (_e) {
+        } catch {
           logger.debug(
             `Invalid JSON in closeDiff response for ${filePath}:`,
             textPart.text,
@@ -602,7 +602,7 @@ export class IdeClient {
       await this.discoverTools();
       this.setState(IDEConnectionStatus.Connected);
       return true;
-    } catch (_error) {
+    } catch {
       if (transport) {
         try {
           await transport.close();
@@ -636,7 +636,7 @@ export class IdeClient {
       await this.discoverTools();
       this.setState(IDEConnectionStatus.Connected);
       return true;
-    } catch (_error) {
+    } catch {
       if (transport) {
         try {
           await transport.close();

packages/core/src/ide/ide-connection-utils.ts

@@ -125,7 +125,7 @@ export async function getConnectionConfigFromFile(
     const portFileContents = await fs.promises.readFile(portFile, 'utf8');
     // eslint-disable-next-line @typescript-eslint/no-unsafe-return
     return JSON.parse(portFileContents);
-  } catch (_) {
+  } catch {
     // For newer extension versions, the file name matches the pattern
     // /^gemini-ide-server-${pid}-\d+\.json$/. If multiple IDE
     // windows are open, multiple files matching the pattern are expected to

packages/core/src/ide/ide-installer.ts

@@ -186,7 +186,7 @@ class VsCodeInstaller implements IdeInstaller {
         success: true,
         message: `${this.ideInfo.displayName} companion extension was installed successfully.`,
       };
-    } catch (_error) {
+    } catch {
       return {
         success: false,
         message: `Failed to install ${this.ideInfo.displayName} companion extension. Please try installing '${GEMINI_CLI_COMPANION_EXTENSION_NAME}' manually from the ${this.ideInfo.displayName} extension marketplace.`,
@@ -236,7 +236,7 @@ class PositronInstaller implements IdeInstaller {
         success: true,
         message: `${this.ideInfo.displayName} companion extension was installed successfully.`,
       };
-    } catch (_error) {
+    } catch {
       return {
         success: false,
         message: `Failed to install ${this.ideInfo.displayName} companion extension. Please try installing '${GEMINI_CLI_COMPANION_EXTENSION_NAME}' manually from the ${this.ideInfo.displayName} extension marketplace.`,
@@ -306,7 +306,7 @@ class AntigravityInstaller implements IdeInstaller {
         success: true,
         message: `${this.ideInfo.displayName} companion extension was installed successfully.`,
       };
-    } catch (_error) {
+    } catch {
       return {
         success: false,
         message: `Failed to install ${this.ideInfo.displayName} companion extension. Please try installing '${GEMINI_CLI_COMPANION_EXTENSION_NAME}' manually from the ${this.ideInfo.displayName} extension marketplace.`,

packages/core/src/ide/process-utils.ts

@@ -49,7 +49,7 @@ async function getProcessTableWindows(): Promise<Map<number, ProcessInfo>> {
     try {
       // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
       processes = JSON.parse(stdout);
-    } catch (_e) {
+    } catch {
       return processMap;
     }
 
@@ -67,7 +67,7 @@ async function getProcessTableWindows(): Promise<Map<number, ProcessInfo>> {
         });
       }
     }
-  } catch (_e) {
+  } catch {
     // Fallback or error handling if PowerShell fails
   }
   return processMap;
@@ -102,7 +102,7 @@ async function getProcessInfo(pid: number): Promise<{
       name: processName,
       command: fullCommand,
     };
-  } catch (_e) {
+  } catch {
     return { parentPid: 0, name: '', command: '' };
   }
 }