OpenWriterControle/packages/compatibility-layer/README.md
Alexander Daza ca2e35c30b
feat(lint): resolve all ESLint errors and complete compatibility layer (Issue #141) (#176)
* feat: implement compatibility layer foundation (Issue #141)

- Add TypeScript project setup with strict mode and Vitest
- Implement 20+ Zod validation schemas for OpenAgent format
- Create BaseAdapter abstract class with template method pattern
- Add context documentation for compatibility layer workflow
- Setup ESLint, TypeScript, and test configuration

Phase 1 Foundation: 50% complete (subtasks 01-03)
Related: #141

* feat: implement AgentLoader with TypeScript (Issue #141)

- Add AgentLoader class for loading OAC agent files
- Implement parseFrontmatter() for YAML extraction
- Add extractSections() for markdown parsing (skills, examples, commands, workflow)
- Create custom error classes: AgentLoadError, FrontmatterParseError, ValidationError
- Support single file and recursive directory loading
- Add metadata merging from agent-metadata.json
- Export convenience functions: loadAgent(), loadAgents()
- Full Zod schema validation with descriptive error messages
- 386 lines, type-safe with strict mode

Phase 1 Foundation: 66.7% complete (subtask 04/06)
Related: #141

* feat: implement AdapterRegistry with TypeScript (Issue #141)

- Add AdapterRegistry class for managing tool adapters
- Implement type-safe registration with Map<string, BaseAdapter>
- Add alias support for adapter names (case-insensitive)
- Create custom error class: AdapterRegistryError
- Implement methods: register(), get(), list(), has(), getAll(), unregister(), clear()
- Add capability-based adapter discovery: getCapabilities(), findByFeature()
- Export singleton registry instance and convenience functions
- Support lazy loading of built-in adapters (placeholder for Phase 2)
- 416 lines, fully type-safe with strict mode

Features:
- Duplicate registration prevention
- Alias conflict detection
- O(1) adapter lookup
- Sorted adapter listings
- Comprehensive JSDoc documentation

Phase 1 Foundation: 83.3% complete (subtask 05/06)
Related: #141

* feat: create main entry point index.ts (Issue #141)

- Add comprehensive barrel exports for public API
- Export all Zod schemas and TypeScript types
- Export AgentLoader class and convenience functions
- Export AdapterRegistry, singleton, and helpers
- Export error classes: AgentLoadError, FrontmatterParseError, ValidationError, AdapterRegistryError
- Export BaseAdapter for custom adapter creation
- Add package VERSION constant
- Include JSDoc documentation with usage examples
- Organized exports by category (types, core, adapters)
- 168 lines with comprehensive documentation

All exports:
- Types: All Zod schemas and inferred TypeScript types
- Core: AgentLoader, AdapterRegistry, registry singleton
- Adapters: BaseAdapter abstract class
- Errors: All custom error classes
- Utilities: Convenience functions (loadAgent, getAdapter, etc.)

Phase 1 Foundation: 100% COMPLETE! 🎉 (6/6 subtasks)
Related: #141

* feat: implement ClaudeAdapter with bidirectional conversion (Issue #141)

- Implement ClaudeAdapter extending BaseAdapter
- Support toOAC() conversion from Claude Code format to OAC
- Support fromOAC() conversion from OAC to Claude Code format
- Handle .claude/config.json for primary agents
- Handle .claude/agents/*.md for subagents with YAML frontmatter
- Map Claude Skills system to/from OAC contexts
- Map hooks (PreToolUse, PostToolUse, etc.) bidirectionally
- Degrade granular OAC permissions to Claude permissionMode
- Add warnings for unsupported features (temperature, maxSteps)
- Export ClaudeAdapter from main index.ts

Capabilities:
- supportsMultipleAgents: true
- supportsSkills: true
- supportsHooks: true
- supportsGranularPermissions: false (binary only)
- supportsTemperature: false
- Model ID mapping (claude-sonnet-4 <-> claude-sonnet-4-20250514)
- Tool access mapping (OAC ToolAccess <-> Claude tools array)

Subtask: compatibility-layer-141-07
Phase: 2 (Adapters Migration)

* feat: implement CursorAdapter with single-file format support (Issue #141)

- Implement CursorAdapter extending BaseAdapter
- Support toOAC() conversion from .cursorrules to OAC
- Support fromOAC() conversion from OAC to .cursorrules format
- Handle single-file limitation (no multiple agents)
- Implement mergeAgents() for combining multiple OAC agents
- Parse optional YAML frontmatter in .cursorrules
- Inline context files into .cursorrules content
- Add comprehensive warnings for lost features

Key limitations:
- supportsMultipleAgents: false (single .cursorrules file)
- supportsSkills: false (must inline content)
- supportsHooks: false (not supported by Cursor)
- supportsGranularPermissions: false (binary only)
- supportsTemperature: true (limited support)

Features:
- Model ID mapping (gpt-4, claude-3-opus, etc.)
- Tool access parsing and generation
- Context file inlining with references
- Multi-agent merge capability
- Frontmatter parsing for metadata

Export CursorAdapter from main index.ts

Subtask: compatibility-layer-141-08
Phase: 2 (Adapters Migration)

* feat: implement WindsurfAdapter with bidirectional conversion (Issue #141)

- Add WindsurfAdapter.ts (514 lines) extending BaseAdapter
- Support bidirectional OAC ↔ Windsurf JSON conversion
- Implement toOAC() for Windsurf config → OpenAgent parsing
- Implement fromOAC() for OpenAgent → Windsurf config generation
- Add temperature ↔ creativity setting mapping (low/medium/high)
- Add model ID mapping (claude-sonnet-4 ↔ claude-4-sonnet)
- Support multi-agent configuration via .windsurf/agents/
- Support context files via .windsurf/context/
- Implement binary permission mapping with degradation warnings
- Add priority level normalization (critical/high/medium/low → high/low)
- Export WindsurfAdapter in index.ts
- All adapters now complete: Claude, Cursor, Windsurf
- Compilation successful: 0 errors, 0 warnings

Phase 2 (Adapters): 50% complete (3/6 subtasks)
Total progress: 28.13% (9/32 subtasks)
Code stats: 3,333 lines TypeScript (Foundation + Adapters)

* docs: add compatibility layer context files and progress tracking (Issue #141)

- Add baseadapter-implementation.md with detailed adapter pattern and testing examples
- Add compatibility-layer-development.md with development workflow and best practices
- Add compatibility-layer-adapters.md lookup table with adapter specifications
- Add compatibility-layer-progress.md tracking Phase 1 completion and Phase 2 status
- Add compatibility-learnings.md documenting implementation learnings
- Update compatibility-layer.md with latest architecture insights

These context files support Phase 2 adapter unit testing and future adapter development.

* test: implement comprehensive unit tests for ClaudeAdapter (Issue #141 - Subtask 10)

Implemented 80 test cases covering:
- toOAC() parsing of config.json and agent.md (YAML frontmatter)
- fromOAC() conversion to config.json and agent.md formats
- Capabilities and feature validation
- Model, tool, skill, hook, and permission mapping
- Skill generation from contexts
- Edge cases and error handling
- Roundtrip conversion validation

Coverage achieved:
- 96.32% statements (target: 80%+) ✅
- 100% functions (target: 80%+) ✅
- 82.14% branches (target: 75%+) ✅

All test cases follow AAA pattern (Arrange-Act-Assert) and test standards
from .opencode/context/core/standards/test-coverage.md

* test: implement comprehensive unit tests for CursorAdapter (Issue #141 - Subtask 11)

Implemented 78 test cases covering:
- toOAC() parsing of plain .cursorrules and YAML frontmatter
- fromOAC() conversion to .cursorrules format
- Capabilities and feature validation
- Agent merging (CURSOR-SPECIFIC - unique feature)
- Model, tool mapping
- Context inlining
- Temperature and configuration handling
- Edge cases and error handling
- Roundtrip conversion validation

Coverage achieved:
- 98.55% statements (target: 80%+) ✅
- 100% functions (target: 80%+) ✅
- 89.65% branches (target: 75%+) ✅

Key test areas:
- Plain text .cursorrules parsing (no frontmatter)
- YAML frontmatter parsing with type coercion
- Agent merging (single, two, three+ agents)
- Tool union and temperature MAX behavior
- Context inlining with proper formatting
- Model mapping (Cursor ↔ OAC)

All test cases follow AAA pattern and test standards.

* test: implement comprehensive unit tests for WindsurfAdapter (Issue #141 - Subtask 12)

* feat: implement Phase 3 mappers and translation engine with tests (Issue #141)

- Add ToolMapper: maps tool names between OAC and Claude/Cursor/Windsurf
- Add PermissionMapper: translates granular to binary permissions
- Add ModelMapper: maps AI model IDs between platforms
- Add ContextMapper: maps context file paths between platforms
- Add CapabilityMatrix: feature compatibility analysis across platforms
- Add TranslationEngine: orchestrates all mappers for complete translation

Test coverage:
- ToolMapper: 100% statements, 100% branches
- PermissionMapper: 98% statements, 96% branches
- ModelMapper: 99% statements, 90% branches
- ContextMapper: 97% statements, 94% branches
- CapabilityMatrix: 99% statements, 96% branches
- TranslationEngine: 99% statements, 93% branches

Total: 485 tests passing (249 new tests added)

* docs: update Issue #141 context files to reflect Phase 3 completion

- Update progress from 28% to 59.4% (19/32 subtasks)
- Mark Phases 1-3 as complete (Foundation, Adapters, Mappers)
- Update code stats: 5,799 source lines, 6,322 test lines
- Add test coverage metrics: 485 tests, 97-100% on Phase 3
- Update structure with all implemented files
- Add executive summary for token-efficient context loading
- Document next steps: Phase 4 CLI implementation

* docs(context): harvest Claude Code docs and fix MVI compliance (Phase 1)

- Harvest external Claude Code documentation into context system:
  - hooks-system, agent-skills, subagents-system concepts
  - hook-events, skill-metadata, builtin-subagents lookups
  - Example files for hooks, skills, and subagents
  - Plugin architecture and migration guides

- Fix 6 critical MVI violations (files > 200 lines):
  - Split adding-agent.md → adding-agent-basics.md + adding-agent-testing.md
  - Split adding-skill.md → 3 files (basics, implementation, example)
  - Split task-delegation.md → 3 files (basics, specialists, caching)
  - Split external-libraries.md → 3 files (workflow, scenarios, faq)
  - Split design-assets.md → 4 files (images, icons, fonts, cdn)
  - Split navigation-design.md → 2 files (basics, templates)

- Update navigation files with new references
- Remove consumed source docs from to-be-consumed/

Total: 17 new files created, 6 large files replaced, 5 source docs consumed

* docs(context): MVI compliance Phase 2 - split large workflow and UI files

Split 3 large files into MVI-compliant modules (< 200 lines each):

- design-iteration.md (1058 lines) → 9 files:
  - design-iteration-overview.md (overview, when to use)
  - design-iteration-plan-file.md (mandatory plan template)
  - design-iteration-stage-layout.md (Stage 1)
  - design-iteration-stage-theme.md (Stage 2)
  - design-iteration-stage-animation.md (Stage 3)
  - design-iteration-stage-implementation.md (Stage 4)
  - design-iteration-visual-content.md (Image Specialist)
  - design-iteration-best-practices.md (quality, troubleshooting)
  - design-iteration-plan-iterations.md (managing iterations)

- animation-patterns.md (753 lines) → 6 files:
  - animation-basics.md (fundamentals, timing, easing)
  - animation-components.md (buttons, cards, modals)
  - animation-chat.md (message, typing animations)
  - animation-loading.md (skeleton, spinner, progress)
  - animation-forms.md (focus, validation, scroll)
  - animation-advanced.md (recipes, best practices)

- premium-dark-ui-quick-start.md (638 lines) → 4 files:
  - premium-dark-ui-colors.md (palette, typography, spacing)
  - premium-dark-ui-components.md (core building blocks)
  - premium-dark-ui-layouts.md (hero, features, CTA)
  - premium-dark-ui-advanced.md (animations, accessibility)

Updated navigation files with new references.

* feat(cli): implement CLI scaffolding with Commander.js (Issue #141 - Subtask 20)

- Add src/cli/index.ts: CLI entry point with convert, validate, migrate, info commands
- Add src/cli/types.ts: TypeScript type definitions for CLI options
- Add src/cli/utils.ts: Logging, spinner, and formatting utilities
- Add "type": "module" to package.json for ESM support
- Global options: --verbose, --quiet, --output-format (json|text)
- Commands are placeholders pending implementation in subtasks 21-24

* feat(cli): implement convert command with full format support (Issue #141 - Subtask 21)

- Add src/cli/commands/convert.ts: Complete convert command implementation
- Auto-detect input format from file path and content
- Support bidirectional conversion: OAC <-> Cursor/Claude/Windsurf
- Output to stdout by default, file with --output flag
- Display warnings for feature loss during conversion
- Enable registerBuiltInAdapters in AdapterRegistry
- Add public constructors to all adapters (CursorAdapter, ClaudeAdapter, WindsurfAdapter)
- Fix ESM imports: add .js extensions to all relative imports across codebase

All 485 tests passing.

* feat(cli): implement validate and info commands (Issue #141 - Subtasks 22, 24)

- validate: Checks agent compatibility with target format
  - Reports compatibility score (0-100%)
  - Lists preserved/degraded/lost features
  - Provides suggestions for unsupported features
  - Exit codes: 0=compatible, 1=partial, 2=incompatible
  - Supports --strict and --output-format json

- info: Displays tool capabilities and feature parity
  - Shows feature matrix for all platforms
  - Detailed view for single platform
  - Platform comparison with --compare
  - Documentation links
  - Supports --output-format json

* feat(cli): implement migrate command and add migration guides (Issue #141)

- Add migrate command for full project migration with batch conversion
- Support --dry-run, --force, and --out-dir options
- Generate migration reports with success/failure summaries
- Preserve directory structure in output

Documentation:
- Add 5 migration guides (cursor↔oac, claude↔oac, oac→windsurf)
- Add comprehensive feature-matrices.md with platform comparisons
- Document lossless vs lossy conversion impacts

Completes subtasks: 23, 26, 27, 28, 29, 30, 31

* test(cli): add comprehensive integration tests for all CLI commands (Issue #141)

- Add convert.test.ts with 23 tests for format conversions
- Add validate.test.ts with 21 tests for compatibility validation
- Add migrate.test.ts with 25 tests for batch migration
- Add info.test.ts with 30 tests for capability queries
- Add test fixtures for OAC, Cursor, and Claude formats
- Fix empty directory warning in migrate command

All 584 tests passing with full coverage of CLI modules.

Completes subtask 25

* docs: update README with comprehensive CLI and API documentation (Issue #141)

- Add complete CLI command reference with all options
- Add programmatic API usage examples
- Add feature parity matrix summary
- Add links to all migration guides
- Add architecture overview
- Add custom adapter creation guide

Completes subtask 32 - Feature #141 fully implemented

* docs: add visual examples and format improvements to README

- Add Cursor IDE screenshot (contextscout-cursor.png)
- Add Claude Code validation screenshot (claude-code-validation.png)
- Format code examples with consistent double quotes
- Align feature parity matrix table
- Add .cursorrules and bun.lock to .gitignore

* fix(lint): resolve all ESLint errors in compatibility layer

- Remove async from methods with no await expressions (toOAC, fromOAC, loadFromFile)
- Wrap Promise-returning methods with Promise.resolve/reject
- Fix unsafe type assertions (replace 'as any' with proper type validation)
- Add missing getConfigPath() method to WindsurfAdapter
- Validate AgentCategory enum values before assignment
- Fix return type compatibility issues

All 584 tests passing, 0 ESLint errors (7 acceptable warnings for missing callback return types)

* chore: update package.json author and contributors metadata

- Update author from string to object format with name and GitHub URL
- Add Alexander Daza as contributor with email and GitHub profile
- Maintain npm package.json standard format for author/contributors fields
2026-02-06 00:08:14 +00:00

9.9 KiB

@openagents-control/compatibility-layer

Compatibility layer for converting OpenAgents Control agents to/from other AI coding tools

License: MIT TypeScript Node

Overview

This package provides bidirectional conversion between OpenAgents Control (OAC) agent format and various AI coding tools:

  • Cursor IDE - VSCode-based AI editor with .cursorrules Cursor IDE
  • Claude Code - Anthropic's official CLI with config.json and agents/*.md Claude Code
  • Windsurf - AI-powered development environment with JSON config

Features

  • ✅ Bidirectional conversion - Convert OAC ↔ Tool formats
  • ✅ Feature parity tracking - Know what's supported in each tool
  • ✅ Graceful degradation - Handle unsupported features with warnings
  • ✅ CLI tool - Easy conversion from command line
  • ✅ Batch migration - Migrate entire projects at once
  • ✅ Type-safe - Full TypeScript with Zod validation
  • ✅ Extensible - Plugin architecture for new tools

Installation

# npm
npm install @openagents-control/compatibility-layer

# pnpm
pnpm add @openagents-control/compatibility-layer

Quick Start

CLI Usage

# Convert a single file
oac-compat convert agent.md -f cursor -o .cursorrules

# Convert with auto-detection of source format
oac-compat convert .cursorrules -f oac -o agent.md

# Validate compatibility before conversion
oac-compat validate agent.md -t claude --strict

# Migrate entire project
oac-compat migrate ./agents -f claude --out-dir ./output

# Preview migration without writing files
oac-compat migrate ./agents -f windsurf --dry-run

# Show platform capabilities
oac-compat info cursor

# Compare two platforms
oac-compat info cursor --compare claude

Programmatic Usage

import {
  loadAgent,
  getAdapter,
  translate,
  analyzeCompatibility,
} from "@openagents-control/compatibility-layer";

// Load an OAC agent
const agent = await loadAgent("./agent.md");

// Check compatibility with target platform
const compatibility = analyzeCompatibility(agent, "cursor");
console.log("Compatible:", compatibility.compatible);
console.log("Warnings:", compatibility.warnings);
console.log("Blockers:", compatibility.blockers);

// Convert to another format
const adapter = getAdapter("claude");
const result = await adapter.fromOAC(agent);

if (result.success) {
  for (const config of result.configs) {
    console.log(`File: ${config.fileName}`);
    console.log(config.content);
  }
}

// Or use the translate function for quick conversion
const translated = translate(agent, "cursor");

CLI Commands

convert - Convert a single file

oac-compat convert <input> -f <format> [options]

Options:
  -f, --format <format>   Target format (oac, cursor, claude, windsurf)
  -o, --output <path>     Output file path (stdout if omitted)
  --from <format>         Source format (auto-detect if omitted)
  --force                 Overwrite existing output file

validate - Check compatibility

oac-compat validate <input> -t <format> [options]

Options:
  -t, --target <format>   Target format to validate against
  --strict                Enable strict validation mode

migrate - Batch migration

oac-compat migrate <source-dir> -f <format> [options]

Options:
  -f, --format <format>   Target format
  -o, --out-dir <path>    Output directory
  --dry-run               Preview without writing files
  --force                 Overwrite existing files

info - Platform information

oac-compat info [platform] [options]

Options:
  -d, --detailed          Show detailed capability information
  -c, --compare <other>   Compare with another platform

Global Options

-v, --verbose             Enable verbose output
-q, --quiet               Suppress all output except errors
--output-format <format>  Output format (text, json)

Feature Parity Matrix

Feature OAC Cursor Claude Windsurf
Config Format YAML+MD Plain text JSON JSON
Multiple Agents ✅ ❌ ✅ ✅
Tool Permissions Granular Binary Binary Binary
Temperature ✅ ❌ ❌ ✅
Skills/Contexts ✅ ❌ ✅ ⚠️
Hooks ✅ ❌ ✅ ❌
Model Selection ✅ ✅ ✅ ✅

See Feature Matrices for detailed comparison.

Migration Guides

API Reference

Agent Loading

import {
  loadAgent,
  loadAgents,
  AgentLoader,
} from "@openagents-control/compatibility-layer";

// Load single agent
const agent = await loadAgent("./agent.md");

// Load all agents from directory
const agents = await loadAgents("./agents/");

// Using the loader class
const loader = new AgentLoader();
const agent = await loader.loadFromFile("./agent.md");

Adapter Registry

import {
  registry,
  getAdapter,
  listAdapters,
} from "@openagents-control/compatibility-layer";

// Get adapter by name
const adapter = getAdapter("cursor");

// List all adapters
const names = listAdapters(); // ['cursor', 'claude', 'windsurf']

// Get all capabilities
const capabilities = getAllCapabilities();

Translation Engine

import {
  translate,
  previewTranslation,
  TranslationEngine,
} from "@openagents-control/compatibility-layer";

// Quick translate
const result = translate(agent, "cursor");

// Preview without converting
const preview = previewTranslation(agent, "claude");
console.log("Features lost:", preview.featuresLost);
console.log("Features gained:", preview.featuresGained);

// Using the engine for more control
const engine = new TranslationEngine();
const result = engine.translate(agent, "windsurf", {
  preserveComments: true,
  strictMode: false,
});

Mappers

import {
  mapToolFromOAC,
  mapModelFromOAC,
  mapPermissionsFromOAC,
  mapContextPathFromOAC,
} from "@openagents-control/compatibility-layer";

// Map tool names
mapToolFromOAC("bash", "cursor"); // { name: 'terminal', exact: true }

// Map model identifiers
mapModelFromOAC("claude-sonnet-4", "cursor"); // { id: 'claude-3-sonnet', exact: true }

// Map permissions
mapPermissionsFromOAC({ bash: { "*": "allow" } }, "claude");
// { permissions: { bash: true }, warnings: [...] }

Architecture

src/
├── types.ts              # Zod schemas and TypeScript types
├── index.ts              # Public API exports
├── core/
│   ├── AgentLoader.ts    # OAC agent file parser
│   ├── AdapterRegistry.ts # Adapter management
│   ├── CapabilityMatrix.ts # Feature compatibility
│   └── TranslationEngine.ts # Orchestrates conversion
├── adapters/
│   ├── BaseAdapter.ts    # Abstract base class
│   ├── CursorAdapter.ts  # Cursor IDE adapter
│   ├── ClaudeAdapter.ts  # Claude Code adapter
│   └── WindsurfAdapter.ts # Windsurf adapter
├── mappers/
│   ├── ToolMapper.ts     # Tool name translation
│   ├── ModelMapper.ts    # Model ID translation
│   ├── PermissionMapper.ts # Permission translation
│   └── ContextMapper.ts  # Context path translation
└── cli/
    ├── index.ts          # CLI entry point
    ├── types.ts          # CLI types
    ├── utils.ts          # CLI utilities
    └── commands/
        ├── convert.ts    # convert command
        ├── validate.ts   # validate command
        ├── migrate.ts    # migrate command
        └── info.ts       # info command

Development

# Install dependencies
npm install

# Build
npm run build

# Run tests
npm test

# Test with coverage
npm run test:coverage

# Watch mode for development
npm run build:watch

# Lint
npm run lint
npm run lint:fix

Creating Custom Adapters

import {
  BaseAdapter,
  OpenAgent,
  ConversionResult,
  ToolCapabilities,
} from "@openagents-control/compatibility-layer";

class MyToolAdapter extends BaseAdapter {
  readonly name = "my-tool";
  readonly displayName = "My Tool";
  readonly version = "1.0.0";

  getCapabilities(): ToolCapabilities {
    return {
      supportsMultiAgent: false,
      supportsSkills: false,
      supportsHooks: false,
      supportsGranularPermissions: false,
      configFormat: "json",
    };
  }

  async toOAC(source: string): Promise<OpenAgent> {
    // Parse source and return OpenAgent
  }

  async fromOAC(agent: OpenAgent): Promise<ConversionResult> {
    // Convert OpenAgent to your format
    return {
      success: true,
      configs: [{ fileName: "config.json", content: "...", encoding: "utf-8" }],
      warnings: [],
    };
  }
}

// Register the adapter
import { registry } from "@openagents-control/compatibility-layer";
registry.register(new MyToolAdapter());

Contributing

See CONTRIBUTING.md for guidelines.

License

MIT © OpenAgents Control Contributors