meson/docs/markdown/snippets/source_set_enhancements.md

## Enhancements to the source_set module

`SourceSet` objects now provide the `all_dependencies()` method, that
complement the existing `all_sources()` method.
sourceset: add all_dependencies() method 'if_true' sources should be built with their dependencies, as illustrated by test case change. Ideally, I think we would want only the files with the dependencies to be built with the flags, but that would probably change the way sourceset are used. 5 years ago			`## Enhancements to the source_set module`

			`SourceSet` objects now provide the `all_dependencies()` method, that
			complement the existing `all_sources()` method.