From 36e77ae0fac7843b8c6630e1b93455c81868be92 Mon Sep 17 00:00:00 2001
From: nrs <38722970+nrslib@users.noreply.github.com>
Date: Wed, 11 Feb 2026 06:37:06 +0900
Subject: [PATCH] takt: issue (#220)

---
 src/__tests__/parallel-logger.test.ts    | 57 ++++++++++++++++++++++++
 src/core/piece/engine/parallel-logger.ts | 20 +++++++--
 2 files changed, 74 insertions(+), 3 deletions(-)

diff --git a/src/__tests__/parallel-logger.test.ts b/src/__tests__/parallel-logger.test.ts
index 8f87bd8..67681b7 100644
--- a/src/__tests__/parallel-logger.test.ts
+++ b/src/__tests__/parallel-logger.test.ts
@@ -393,6 +393,63 @@ describe('ParallelLogger', () => {
       expect(doneIndex0).toBe(doneIndex1);
     });
 
+    it('should prepend task prefix to all summary lines in rich mode', () => {
+      const logger = new ParallelLogger({
+        subMovementNames: ['arch-review', 'security-review'],
+        writeFn,
+        progressInfo: { iteration: 5, maxMovements: 30 },
+        taskLabel: 'override-persona-provider',
+        taskColorIndex: 0,
+        parentMovementName: 'reviewers',
+        movementIteration: 1,
+      });
+
+      logger.printSummary('reviewers', [
+        { name: 'arch-review', condition: 'approved' },
+        { name: 'security-review', condition: 'needs_fix' },
+      ]);
+
+      // Every output line should have the task prefix
+      for (const line of output) {
+        expect(line).toContain('[over]');
+        expect(line).toContain('[reviewers]');
+        expect(line).toContain('(5/30)(1)');
+      }
+
+      // Verify task color (cyan for index 0)
+      expect(output[0]).toContain('\x1b[36m');
+
+      // Verify summary content is still present
+      const fullOutput = output.join('');
+      expect(fullOutput).toContain('reviewers results');
+      expect(fullOutput).toContain('arch-review:');
+      expect(fullOutput).toContain('approved');
+      expect(fullOutput).toContain('security-review:');
+      expect(fullOutput).toContain('needs_fix');
+    });
+
+    it('should not prepend task prefix to summary lines in non-rich mode', () => {
+      const logger = new ParallelLogger({
+        subMovementNames: ['arch-review'],
+        writeFn,
+      });
+
+      logger.printSummary('reviewers', [
+        { name: 'arch-review', condition: 'approved' },
+      ]);
+
+      // No task prefix should appear
+      for (const line of output) {
+        expect(line).not.toContain('[over]');
+      }
+
+      // Summary content is present
+      const fullOutput = output.join('');
+      expect(fullOutput).toContain('reviewers results');
+      expect(fullOutput).toContain('arch-review:');
+      expect(fullOutput).toContain('approved');
+    });
+
     it('should flush remaining buffers before printing summary', () => {
       const logger = new ParallelLogger({
         subMovementNames: ['step-a'],
diff --git a/src/core/piece/engine/parallel-logger.ts b/src/core/piece/engine/parallel-logger.ts
index 2566a2a..d44a6ff 100644
--- a/src/core/piece/engine/parallel-logger.ts
+++ b/src/core/piece/engine/parallel-logger.ts
@@ -189,6 +189,19 @@ export class ParallelLogger {
     }
   }
 
+  /**
+   * Build the prefix string for summary lines (no sub-movement name).
+   * Returns empty string in non-rich mode (no task-level prefix needed).
+   */
+  private buildSummaryPrefix(): string {
+    if (this.taskLabel && this.parentMovementName && this.progressInfo && this.movementIteration != null && this.taskColorIndex != null) {
+      const taskColor = COLORS[this.taskColorIndex % COLORS.length];
+      const { iteration, maxMovements } = this.progressInfo;
+      return `${taskColor}[${this.taskLabel}]${RESET}[${this.parentMovementName}](${iteration}/${maxMovements})(${this.movementIteration}) `;
+    }
+    return '';
+  }
+
   /**
    * Flush remaining line buffers for all sub-movements.
    * Call after all sub-movements complete to output any trailing partial lines.
@@ -243,10 +256,11 @@ export class ParallelLogger {
     const headerLine = `${'─'.repeat(sideWidth)}${headerText}${'─'.repeat(sideWidth)}`;
     const footerLine = '─'.repeat(headerLine.length);
 
-    this.writeFn(`${headerLine}\n`);
+    const summaryPrefix = this.buildSummaryPrefix();
+    this.writeFn(`${summaryPrefix}${headerLine}\n`);
     for (const line of resultLines) {
-      this.writeFn(`${line}\n`);
+      this.writeFn(`${summaryPrefix}${line}\n`);
     }
-    this.writeFn(`${footerLine}\n`);
+    this.writeFn(`${summaryPrefix}${footerLine}\n`);
   }
 }