Fission-AI/OpenSpec · error · Error

Invalid marker state in ${filePath}. Found start: ${startInd

Error message

Invalid marker state in ${filePath}. Found start: ${startIndex !== -1}, Found end: ${endIndex !== -1}

What it means

Error "Invalid marker state in ${filePath}. Found start: ${startIndex !== -1}, Found end: ${endIndex !== -1}" thrown in Fission-AI/OpenSpec.

Source

Thrown at src/utils/file-system.ts:350

      const startIndex = findMarkerIndex(existingContent, startMarker);
      const endIndex = startIndex !== -1
        ? findMarkerIndex(existingContent, endMarker, startIndex + startMarker.length)
        : findMarkerIndex(existingContent, endMarker);

      if (startIndex !== -1 && endIndex !== -1) {
        if (endIndex < startIndex) {
          throw new Error(
            `Invalid marker state in ${filePath}. End marker appears before start marker.`
          );
        }

        const before = existingContent.substring(0, startIndex);
        const after = existingContent.substring(endIndex + endMarker.length);
        existingContent = before + startMarker + '\n' + content + '\n' + endMarker + after;
      } else if (startIndex === -1 && endIndex === -1) {
        existingContent = startMarker + '\n' + content + '\n' + endMarker + '\n\n' + existingContent;
      } else {
        throw new Error(`Invalid marker state in ${filePath}. Found start: ${startIndex !== -1}, Found end: ${endIndex !== -1}`);
      }
    } else {
      existingContent = startMarker + '\n' + content + '\n' + endMarker;
    }
    
    await this.writeFile(filePath, existingContent);
  }

  static async ensureWritePermissions(dirPath: string): Promise<boolean> {
    try {
      // If directory doesn't exist, check parent directory permissions
      if (!await this.directoryExists(dirPath)) {
        const parentDir = path.dirname(dirPath);
        if (!await this.directoryExists(parentDir)) {
          await this.createDirectory(parentDir);
        }
        return await this.ensureWritePermissions(parentDir);
      }

View on GitHub (pinned to 6926ccb18a)

When it happens

Trigger: Thrown at src/utils/file-system.ts:350 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Fission-AI/OpenSpec@6926ccb18a (2026-08-25). Data as JSON: /api/errors/2f6125f835b842d2. Report an issue: GitHub.