feat: handle /clear command as session reset in codex

src/claude/runClaude.ts

@@ -271,7 +271,7 @@ export async function runClaude(credentials: Credentials, options: StartOptions
                 disallowedTools: messageDisallowedTools
             };
             messageQueue.pushIsolateAndClear(specialCommand.originalMessage || message.content.text, enhancedMode);
-            logger.debugLargeJson('[start] /compact command pushed to queue:', message);
+            logger.debugLargeJson('[start] /clear command pushed to queue:', message);
             return;
         }
 
@@ -303,7 +303,7 @@ export async function runClaude(credentials: Credentials, options: StartOptions
                     archivedBy: 'cli',
                     archiveReason: 'User terminated'
                 }));
-                
+
                 // Send session death message
                 session.sendSessionDeath();
                 await session.flush();

src/codex/runCodex.ts

@@ -27,6 +27,7 @@ import { notifyDaemonSessionStarted } from "@/daemon/controlClient";
 import { registerKillSessionHandler } from "@/claude/registerKillSessionHandler";
 import { delay } from "@/utils/time";
 import { stopCaffeinate } from "@/utils/caffeinate";
+import { parseSpecialCommand } from '@/parsers/specialCommands';
 
 type ReadyEventOptions = {
     pending: unknown;
@@ -175,7 +176,13 @@ export async function runCodex(opts: {
             permissionMode: messagePermissionMode || 'default',
             model: messageModel,
         };
-        messageQueue.push(message.content.text, enhancedMode);
+
+        const specialCommand = parseSpecialCommand(message.content.text);
+        if (specialCommand.type === 'clear') {
+            messageQueue.pushIsolateAndClear(message.content.text, enhancedMode);
+        } else {
+            messageQueue.push(message.content.text, enhancedMode);
+        }
     });
     let thinking = false;
     session.keepAlive(thinking, 'remote');
@@ -239,7 +246,7 @@ export async function runCodex(opts: {
                 storedSessionIdForResume = client.storeSessionForResume();
                 logger.debug('[Codex] Stored session for resume:', storedSessionIdForResume);
             }
-            
+
             abortController.abort();
             messageQueue.reset();
             permissionHandler.reset();
@@ -274,7 +281,7 @@ export async function runCodex(opts: {
                     archivedBy: 'cli',
                     archiveReason: 'User terminated'
                 }));
-                
+
                 // Send session death message
                 session.sendSessionDeath();
                 await session.flush();
@@ -615,6 +622,30 @@ export async function runCodex(opts: {
             messageBuffer.addMessage(message.message, 'user');
             currentModeHash = message.hash;
 
+            const specialCommand = parseSpecialCommand(message.message);
+            if (specialCommand.type === 'clear') {
+                logger.debug('[Codex] Handling /clear command - resetting session');
+                client.clearSession();
+                wasCreated = false;
+                currentModeHash = null;
+
+                // Reset processors/permissions
+                permissionHandler.reset();
+                reasoningProcessor.abort();
+                diffProcessor.reset();
+                thinking = false;
+                session.keepAlive(thinking, 'remote');
+
+                messageBuffer.addMessage('Session reset.', 'status');
+                emitReadyIfIdle({
+                    pending,
+                    queueSize: () => messageQueue.size(),
+                    shouldExit,
+                    sendReady,
+                });
+                continue;
+            }
+
             try {
                 // Map permission mode to approval policy and sandbox for startSession
                 const approvalPolicy = (() => {
@@ -644,10 +675,10 @@ export async function runCodex(opts: {
                     if (message.mode.model) {
                         startConfig.model = message.mode.model;
                     }
-                    
+
                     // Check for resume file from multiple sources
                     let resumeFile: string | null = null;
-                    
+
                     // Priority 1: Explicit resume file from mode change
                     if (nextExperimentalResume) {
                         resumeFile = nextExperimentalResume;
@@ -664,12 +695,12 @@ export async function runCodex(opts: {
                         }
                         storedSessionIdForResume = null; // consume once
                     }
-                    
+
                     // Apply resume file if found
                     if (resumeFile) {
                         (startConfig.config as any).experimental_resume = resumeFile;
                     }
-                    
+
                     await client.startSession(
                         startConfig,
                         { signal: abortController.signal }
@@ -686,7 +717,7 @@ export async function runCodex(opts: {
             } catch (error) {
                 logger.warn('Error in codex session:', error);
                 const isAbortError = error instanceof Error && error.name === 'AbortError';
-                
+
                 if (isAbortError) {
                     messageBuffer.addMessage('Aborted by user', 'status');
                     session.sendSessionEvent({ type: 'message', message: 'Aborted by user' });

src/parsers/specialCommands.ts

@@ -22,21 +22,21 @@ export interface SpecialCommandResult {
  */
 export function parseCompact(message: string): CompactCommandResult {
     const trimmed = message.trim();
-    
+
     if (trimmed === '/compact') {
         return {
             isCompact: true,
             originalMessage: trimmed
         };
     }
-    
+
     if (trimmed.startsWith('/compact ')) {
         return {
             isCompact: true,
             originalMessage: trimmed
         };
     }
-    
+
     return {
         isCompact: false,
         originalMessage: message
@@ -49,7 +49,7 @@ export function parseCompact(message: string): CompactCommandResult {
  */
 export function parseClear(message: string): ClearCommandResult {
     const trimmed = message.trim();
-    
+
     return {
         isClear: trimmed === '/clear'
     };
@@ -67,14 +67,14 @@ export function parseSpecialCommand(message: string): SpecialCommandResult {
             originalMessage: compactResult.originalMessage
         };
     }
-    
+
     const clearResult = parseClear(message);
     if (clearResult.isClear) {
         return {
             type: 'clear'
         };
     }
-    
+
     return {
         type: null
     };