YAML LSP Setup

This command will configure your YAML development environment with yaml-language-server and essential tools.

Prerequisites Check

First, verify Node.js and Python are installed:

node --version
npm --version
python3 --version

Installation Steps

1. Install yaml-language-server

npm install -g yaml-language-server

2. Install Development Tools

# Validation
pip install yamllint

# Formatting
npm install -g prettier

# YAML processing
brew install yq

3. Verify Installation

yaml-language-server --version
yamllint --version
prettier --version
yq --version

4. Enable LSP in Claude Code

export ENABLE_LSP_TOOL=1

Verification

Test the LSP integration:

# Create a test file
cat > test_lsp.yaml << 'EOF'
name: Test
version: 1.0.0
features:
  - validation
  - formatting
EOF

# Run yamllint
yamllint test_lsp.yaml

# Run prettier
prettier --write test_lsp.yaml

# Clean up
rm test_lsp.yaml