# Module cargo::core::source

source ·

## Modules

- source_id 🔒

## Structs

- SourceId
  Unique identifier for a source of packages.
- SourceMap
  A `HashMap` of `SourceId` -> `Box<Source>`.

## Enums

- GitReference
  Information to find a specific commit in a Git repository.
- MaybePackage
- QueryKind

## Traits

- Source
  Something that finds and downloads remote packages based on names and versions.