darwin-apk/Sources/apk/Index/ApkIndexDependency.swift

/*
 * darwin-apk © 2024 Gay Pizza Specifications
 * SPDX-License-Identifier: Apache-2.0
 */

import Foundation

struct ApkIndexDependency: ApkIndexRequirementRef {
  let name: String
  let versionSpec: ApkVersionSpecification

  init(extract: String) throws(ApkRequirement.ParseError) {
    (self.name, self.versionSpec) = try ApkRequirement.extract(blob: extract)
  }
}

extension ApkIndexDependency: CustomStringConvertible {
  var description: String {
    switch self.versionSpec {
    case .any: self.name
    case .conflict: "!\(self.name)"
    case .constraint(let op, let version): "\(self.name)\(op)\(version)"
    }
  }
}