# ex_crap v0.1.0 - Table of Contents > Calculate Change Risk Anti-Patterns scores from cyclomatic complexity and test coverage. ## Pages - [ExCrap](readme.md) - [Changelog](changelog.md) ## Modules - [ExCrap](ExCrap.md): Public API for calculating CRAP scores from complexity and coverage data. ## Mix Tasks - [mix crap](Mix.Tasks.Crap.md): Prints CRAP scores for Elixir source files and fails when results exceed the configured threshold.