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# Target.PluginUsage

A plug-in used in a target.

```
enum PluginUsage
```

## Topics

### Creating a Plugin Usage

[`static func plugin(name: String) -> Target.PluginUsage`](/documentation/PackageDescription/Target/PluginUsage/plugin(name:))

Specifies use of a plugin target in the same package.

[`case plugin(name: String, package: String?)`](/documentation/PackageDescription/Target/PluginUsage/plugin(name:package:))

Specifies the use of a plug-in product in a package dependency.

### Default Implementations

[ExpressibleByStringLiteral Implementations](/documentation/PackageDescription/Target/PluginUsage/ExpressibleByStringLiteral-Implementations)

## Relationships

### Conforms To

[`Copyable`](/documentation/Swift/Copyable)

[`ExpressibleByUnicodeScalarLiteral`](/documentation/Swift/ExpressibleByUnicodeScalarLiteral)

[`Escapable`](/documentation/Swift/Escapable)

[`ExpressibleByExtendedGraphemeClusterLiteral`](/documentation/Swift/ExpressibleByExtendedGraphemeClusterLiteral)

[`ExpressibleByStringLiteral`](/documentation/Swift/ExpressibleByStringLiteral)

---

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