feat: Comprehensive MCP implementation achieving full Claude Code IDE parity

.claude/settings.local.json

@@ -0,0 +1,33 @@
+{
+  "permissions": {
+    "allow": [
+      "WebFetch(domain:docs.anthropic.com)",
+      "Bash(claude mcp)",
+      "Bash(claude mcp:*)",
+      "Bash(npm install:*)",
+      "Bash(npm run build:*)",
+      "Bash(./test_mcp.sh)",
+      "Bash(claude --mcp-debug \"test\")",
+      "Bash(./bin/claude-code-mcp-server:*)",
+      "Bash(claude --mcp-debug \"test connection\")",
+      "Bash(lua tests:*)",
+      "Bash(nvim:*)",
+      "Bash(claude --version)",
+      "Bash(timeout:*)",
+      "Bash(./scripts/test_mcp.sh:*)",
+      "Bash(make test:*)",
+      "Bash(lua:*)",
+      "Bash(gh pr view:*)",
+      "Bash(gh api:*)",
+      "Bash(git push:*)",
+      "Bash(git commit -m \"$(cat <<'EOF'\nfeat: implement safe window toggle to prevent process interruption\n\n- Add safe window toggle functionality to hide/show Claude Code without stopping execution\n- Implement process state tracking for running, finished, and hidden states  \n- Add comprehensive TDD tests covering hide/show behavior and edge cases\n- Create new commands: :ClaudeCodeSafeToggle, :ClaudeCodeHide, :ClaudeCodeShow\n- Add status monitoring with :ClaudeCodeStatus and :ClaudeCodeInstances\n- Support multi-instance environments with independent state tracking\n- Include user notifications for process state changes\n- Add comprehensive documentation in doc/safe-window-toggle.md\n- Update README with new window management features\n- Mark enhanced terminal integration as completed in roadmap\n\nThis addresses the UX issue where toggling Claude Code window would \naccidentally terminate long-running processes.\n\n🤖 Generated with [Claude Code](https://claude.ai/code)\n\nCo-Authored-By: Claude <[email protected]>\nEOF\n)\")",
+      "Bash(/Users/beanie/source/claude-code.nvim/fix_mcp_tests.sh)",
+      "Bash(gh pr list:*)",
+      "Bash(./scripts/test.sh:*)",
+      "Bash(gh pr comment:*)",
+      "Bash(stylua:*)"
+    ],
+    "deny": []
+  },
+  "enableAllProjectMcpServers": true
+}

.github/workflows/ci.yml

@@ -87,16 +87,98 @@ jobs:
 
       - name: Verify test directory structure
         run: |
+          echo "Main tests directory:"
           ls -la ./tests/
+          echo "Unit test specs:"
           ls -la ./tests/spec/
+          echo "Legacy tests:"
+          ls -la ./tests/legacy/
+          echo "Interactive tests:"
+          ls -la ./tests/interactive/
 
       - name: Display Neovim version
         run: nvim --version
 
-      - name: Run tests
+      - name: Run unit tests
         run: |
           export PLUGIN_ROOT="$(pwd)"
           ./scripts/test.sh
         continue-on-error: false
+
+      - name: Run MCP integration tests
+        run: |
+          make test-mcp
+        continue-on-error: false
+
+      - name: Test MCP server standalone
+        run: |
+          # Test that MCP server can start without errors
+          timeout 5s ./bin/claude-code-mcp-server --help || test $? -eq 124
+        continue-on-error: false
+      - name: Test config generation
+        run: |
+          # Test config generation in headless mode
+          nvim --headless --noplugin -u tests/minimal-init.lua \
+            -c "lua require('claude-code.mcp').generate_config('test-config.json', 'claude-code')" \
+            -c "qa!"
+          test -f test-config.json
+          cat test-config.json
+          rm test-config.json
+        continue-on-error: false
 
+  mcp-integration:
+    runs-on: ubuntu-latest
+    name: MCP Integration Tests
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Neovim
+        uses: rhysd/action-setup-vim@v1
+        with:
+          neovim: true
+          version: stable
+
+      - name: Make MCP server executable
+        run: chmod +x ./bin/claude-code-mcp-server
+
+      - name: Test MCP server initialization
+        run: |
+          # Test MCP server can initialize and respond to basic requests
+          echo '{"method":"initialize","id":1,"params":{"protocolVersion":"2024-11-05","capabilities":{"tools":{},"resources":{}},"clientInfo":{"name":"test-client","version":"1.0.0"}}}' | \
+          timeout 10s ./bin/claude-code-mcp-server > mcp_output.txt 2>&1 &
+          MCP_PID=$!
+          sleep 2
+
+          # Check if server is still running
+          if kill -0 $MCP_PID 2>/dev/null; then
+            echo "✅ MCP server started successfully"
+            kill $MCP_PID
+          else
+            echo "❌ MCP server failed to start"
+            cat mcp_output.txt
+            exit 1
+          fi
+
+      - name: Test MCP tools enumeration
+        run: |
+          # Create a test that verifies our tools are available
+          nvim --headless --noplugin -u tests/minimal-init.lua \
+            -c "lua local tools = require('claude-code.mcp.tools'); local count = 0; for _ in pairs(tools) do count = count + 1 end; print('Tools found: ' .. count); assert(count >= 8, 'Expected at least 8 tools'); print('✅ Tools test passed')" \
+            -c "qa!"
+
+      - name: Test MCP resources enumeration  
+        run: |
+          # Create a test that verifies our resources are available
+          nvim --headless --noplugin -u tests/minimal-init.lua \
+            -c "lua local resources = require('claude-code.mcp.resources'); local count = 0; for _ in pairs(resources) do count = count + 1 end; print('Resources found: ' .. count); assert(count >= 6, 'Expected at least 6 resources'); print('✅ Resources test passed')" \
+            -c "qa!"
+
+      - name: Test MCP Hub functionality
+        run: |
+          # Test hub can list servers and generate configs
+          nvim --headless --noplugin -u tests/minimal-init.lua \
+            -c "lua local hub = require('claude-code.mcp.hub'); local servers = hub.list_servers(); print('Servers found: ' .. #servers); assert(#servers > 0, 'Expected at least one server'); print('✅ Hub test passed')" \
+            -c "qa!"
+
 # Documentation validation has been moved to the dedicated docs.yml workflow

.gitignore

@@ -13,13 +13,7 @@ $RECYCLE.BIN/
 *.swp
 *.swo
 *.tmp
-
-# IDE - VSCode
-.vscode/*
-!.vscode/settings.json
-!.vscode/tasks.json
-!.vscode/launch.json
-!.vscode/extensions.json
+.vscode/
 
 # IDE - JetBrains
 .idea/
@@ -123,4 +117,5 @@ doc/tags-*
 luac.out
 *.src.rock
 *.zip
-*.tar.gz
+*.tar.gz
+.claude

Makefile

@@ -1,8 +1,8 @@
-.PHONY: test test-debug test-legacy test-basic test-config lint format docs clean
+.PHONY: test test-debug test-legacy test-basic test-config test-mcp lint format docs clean
 
 # Configuration
 LUA_PATH ?= lua/
-TEST_PATH ?= test/
+TEST_PATH ?= tests/
 DOC_PATH ?= doc/
 
 # Test command (runs only Plenary tests by default)
@@ -23,17 +23,22 @@ test-debug:
 # Legacy test commands
 test-legacy:
 	@echo "Running legacy tests..."
-	@nvim --headless --noplugin -u test/minimal.vim -c "lua print('Running basic tests')" -c "source test/basic_test.vim" -c "qa!"
-	@nvim --headless --noplugin -u test/minimal.vim -c "lua print('Running config tests')" -c "source test/config_test.vim" -c "qa!"
+	@nvim --headless --noplugin -u tests/legacy/minimal.vim -c "lua print('Running basic tests')" -c "source tests/legacy/basic_test.vim" -c "qa!"
+	@nvim --headless --noplugin -u tests/legacy/minimal.vim -c "lua print('Running config tests')" -c "source tests/legacy/config_test.vim" -c "qa!"
 
 # Individual test commands
 test-basic:
 	@echo "Running basic tests..."
-	@nvim --headless --noplugin -u test/minimal.vim -c "source test/basic_test.vim" -c "qa!"
+	@nvim --headless --noplugin -u tests/legacy/minimal.vim -c "source tests/legacy/basic_test.vim" -c "qa!"
 
 test-config:
 	@echo "Running config tests..."
-	@nvim --headless --noplugin -u test/minimal.vim -c "source test/config_test.vim" -c "qa!"
+	@nvim --headless --noplugin -u tests/legacy/minimal.vim -c "source tests/legacy/config_test.vim" -c "qa!"
+
+# MCP integration tests
+test-mcp:
+	@echo "Running MCP integration tests..."
+	@./scripts/test_mcp.sh
 
 # Lint Lua files
 lint:
@@ -66,6 +71,7 @@ help:
 	@echo "Claude Code development commands:"
 	@echo "  make test         - Run all tests (using Plenary test framework)"
 	@echo "  make test-debug   - Run all tests with debug output"
+	@echo "  make test-mcp     - Run MCP integration tests"
 	@echo "  make test-legacy  - Run legacy tests (VimL-based)"
 	@echo "  make test-basic   - Run only basic functionality tests (legacy)"
 	@echo "  make test-config  - Run only configuration tests (legacy)"