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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2014-2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import PackageModel
extension PackageDependency {
/// Create the package reference object for the dependency.
public var packageRef: PackageReference {
let packageKind: PackageReference.Kind
switch self {
case .fileSystem(let settings):
packageKind = .fileSystem(settings.path)
case .sourceControl(let settings):
switch settings.location {
case .local(let path):
packageKind = .localSourceControl(path)
case .remote(let url):
packageKind = .remoteSourceControl(url)
}
case .registry(let settings):
packageKind = .registry(settings.identity)
}
return PackageReference(identity: self.identity, kind: packageKind)
}
}
extension Manifest {
/// Constructs constraints of the dependencies in the raw package.
public func dependencyConstraints(productFilter: ProductFilter) throws -> [PackageContainerConstraint] {
return try self.dependenciesRequired(for: productFilter).map({
return PackageContainerConstraint(
package: $0.packageRef,
requirement: try $0.toConstraintRequirement(),
products: $0.productFilter)
})
}
}
extension PackageContainerConstraint {
/// Constructs a structure of dependency nodes in a package.
/// - returns: An array of ``DependencyResolutionNode``
internal func nodes() -> [DependencyResolutionNode] {
switch products {
case .everything:
return [.root(package: self.package)]
case .specific:
switch products {
case .everything:
assertionFailure("Attempted to enumerate a root package’s product filter; root packages have no filter.")
return []
case .specific(let set):
if set.isEmpty { // Pointing at the package without a particular product.
return [.empty(package: self.package)]
} else {
return set.sorted().map { .product($0, package: self.package) }
}
}
}
}
}
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