Drupal Core Metrics

Magic keys: #-prefixed array keys require memorization and lack IDE support. Inherent to Drupal's render array architecture.
Deep arrays: arrays nested 3+ levels deep are hard to read and refactor.
Service locators: static \\Drupal:: calls hide dependencies and hinder testing.

The charts below tell the story of a changing code base. Dashed vertical lines marked D7 to D11 are Drupal major releases.

By tracking these metrics, we hope to inform decisions about both code quality and developer experience.

Time range: to

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