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Quick n' dirty SwiftGraph

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a dinosaur
2025-07-10 05:37:24 +10:00
parent 6ea612f9fc
commit 1cc43897b1
5 changed files with 99 additions and 101 deletions
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51
Sources/dpk-cli/Subcommands/DpkGraphCommand.swift
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@ -14,28 +14,41 @@ struct DpkGraphCommand: AsyncParsableCommand {
let graph: ApkPackageGraph
do {
let localRepositories = try await ApkRepositoriesConfig()
graph = ApkPackageGraph(index: try await ApkIndexReader.resolve(localRepositories.repositories, fetch: .lazy))
graph.buildGraphNode()
try graph.pkgIndex.description.write(to: URL(filePath: "packages.txt"), atomically: false, encoding: .utf8)
var timerStart = DispatchTime.now()
var pkgIndex = try await ApkIndexReader.resolve(localRepositories.repositories, fetch: .lazy)
print("Index build took \(timerStart.distance(to: .now()).seconds) seconds")
try pkgIndex.description.write(to: URL(filePath: "packages.txt"), atomically: false, encoding: .utf8)
timerStart = DispatchTime.now()
try graph = ApkPackageGraph(from: &pkgIndex)
print("Graph build took \(timerStart.distance(to: .now()).seconds) seconds")
try graph.shallowIsolates.map { pkgIndex.packages[$0].nameDescription }.joined(separator: "\n")
.write(to: URL(filePath: "shallowIsolates.txt"), atomically: false, encoding: .utf8)
try graph.deepIsolates.map { pkgIndex.packages[$0].nameDescription }.joined(separator: "\n")
.write(to: URL(filePath: "deepIsolates.txt"), atomically: false, encoding: .utf8)
let sorted = try graph.sorted(breakCycles: false)
try sorted.map { pkgIndex.packages[$0].nameDescription }.joined(separator: "\n")
.write(to: URL(filePath: "sorted.txt"), atomically: false, encoding: .utf8)
} catch {
fatalError(error.localizedDescription)
}
#if false
if var out = TextFileWriter(URL(filePath: "shallowIsolates.txt")) {
for node in graph.shallowIsolates { print(node, to: &out) }
}
if var out = TextFileWriter(URL(filePath: "deepIsolates.txt")) {
for node in graph.deepIsolates { print(node, to: &out) }
}
#else
do {
let sorted = try graph.parallelOrderSort()
print(sorted)
} catch {
fatalError(error.localizedDescription)
}
#endif
}
}
fileprivate extension DispatchTimeInterval {
var seconds: Double {
switch self {
case .seconds(let value): Double(value)
case .milliseconds(let value): Double(value) / 1_000
case .microseconds(let value): Double(value) / 1_000_000
case .nanoseconds(let value): Double(value) / 1_000_000_000
case .never: .infinity
@unknown default:
fatalError("Unsupported")
}
}
}