.phpmetrics.yml

# Symfony2 <metrics.yml>
metrics:
    # paths to explore
    path:
        directory: src
        extensions: php
        exclude: Features|Tests|DataFixtures

    # report and violations files
    logging:
        report:
            html:   ./report/phpmetrics.html

    # rules used for color ([ critical, warning, good ])
    rules:
      cyclomaticComplexity: [ 10, 6, 2 ]
      maintainabilityIndex: [ 0, 69, 85 ]

PHPMetrics config for Symfony2/Silex application