# sebastian/code-unit-reverse-lookup [](https://github.com/sebastianbergmann/code-unit-reverse-lookup/actions) [](https://shepherd.dev/github/sebastianbergmann/code-unit-reverse-lookup) Looks up which function or method a line of code belongs to. ## Installation You can add this library as a local, per-project dependency to your project using [Composer](https://getcomposer.org/): ``` composer require sebastian/code-unit-reverse-lookup ``` If you only need this library during development, for instance to run your project's test suite, then you should add it as a development-time dependency: ``` composer require --dev sebastian/code-unit-reverse-lookup ```