1 Commits

Author SHA1 Message Date
Christoph Wagner
9ed4efb372 fix: Add ESLint configuration and fix code style issues
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Created ESLint configuration and auto-fixed code style violations to
resolve CI/CD pipeline linting failures.

## Problem

CI/CD pipeline was failing at the linting step:
```
ESLint couldn't find a configuration file.
```

The project had ESLint installed but no configuration, causing the lint
step in the pipeline to fail.

## Solution

### 1. Created .eslintrc.json

**Configuration Details:**
- Environment: Browser, ES2021, Node
- Extends: eslint:recommended
- Parser: ES Modules, latest ECMAScript
- Rules:
  - 4-space indentation
  - Unix line endings
  - Single quotes (with escape allowance)
  - Semicolons required
  - Unused vars as warnings (prefixed with _ ignored)
  - Console allowed (common in development)

### 2. Auto-Fixed Code Issues

Ran `eslint --fix` to automatically resolve:
-  16 indentation errors (standardized to 4 spaces)
-  Formatting inconsistencies
-  Code style violations

**Remaining:**
- 6 warnings for unused parameters (acceptable, won't fail CI)
- These are interface parameters maintained for consistency

## Files Modified

- .eslintrc.json (new) - ESLint configuration
- js/engine/MoveValidator.js - indentation fixes
- js/engine/SpecialMoves.js - indentation fixes
- js/main.js - style fixes
- js/pieces/King.js - formatting
- js/pieces/Piece.js - formatting

## Verification

```bash
npm run lint
✖ 6 problems (0 errors, 6 warnings)
```

 No errors - pipeline will pass
⚠️ 6 warnings - informational only, don't fail build

## Impact

 CI/CD linting step will now succeed
 Consistent code style across project
 Automated style checking on all commits
 Better code readability and maintainability

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-23 13:35:04 +01:00