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Biome Config Validator

by @charlie-morrison

Validate and lint Biome (biome.json) configuration files for structure, rule conflicts, deprecated options, and best practices. 22 rules across structure, li...

Versionv1.0.1
Downloads724
TERMINAL
clawhub install biome-config-validator

πŸ“– About This Skill


name: biome-config-validator description: Validate and lint Biome (biome.json) configuration files for structure, rule conflicts, deprecated options, and best practices. 22 rules across structure, linting, formatting, and compatibility categories.

Biome Config Validator

Validate biome.json configuration files for correctness, conflicts, deprecated options, and best practices.

Commands

# Validate a biome.json file (all rules)
python3 scripts/biome_config_validator.py lint biome.json

Check for rule conflicts only

python3 scripts/biome_config_validator.py conflicts biome.json

Check for deprecated options

python3 scripts/biome_config_validator.py deprecated biome.json

Validate structure only

python3 scripts/biome_config_validator.py validate biome.json

JSON output

python3 scripts/biome_config_validator.py lint biome.json --format json

Summary only

python3 scripts/biome_config_validator.py lint biome.json --format summary

Rules (22)

Structure (5)

  • Invalid JSON syntax
  • Unknown top-level keys
  • Invalid schema version ($schema URL)
  • Missing recommended sections (linter, formatter)
  • Invalid file patterns in includes/excludes
  • Linting (7)

  • Unknown lint rule names
  • Rules in wrong category
  • Conflicting rules (e.g., useConst vs noConst)
  • Disabled recommended rules without justification
  • Invalid rule severity values
  • Empty rule groups
  • Deprecated rule names
  • Formatting (5)

  • Invalid indent style/width combination
  • Conflicting formatter settings
  • Line width out of reasonable range
  • Invalid quote style values
  • Tab width mismatch with indent width
  • Best Practices (5)

  • Missing VCS integration settings
  • Overly broad ignore patterns
  • No organizeImports configuration
  • Missing JavaScript/TypeScript specific settings
  • Extends pointing to non-existent config
  • Output Formats

  • text (default): Human-readable with colors and severity icons
  • json: Machine-readable with file, rule, severity, message
  • summary: Counts by severity only
  • Exit Codes

  • 0: No issues (or warnings only)
  • 1: Errors found
  • 2: Invalid input