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Use URL.resourceValues() for symlink detection #428

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Merged
merged 1 commit into from
Aug 15, 2023
Merged

Use URL.resourceValues() for symlink detection #428

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6 changes: 4 additions & 2 deletions Sources/TSCBasic/FileSystem.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -370,8 +370,10 @@ private struct LocalFileSystem: FileSystem {
}

func isSymlink(_ path: AbsolutePath) -> Bool {
let attrs = try? FileManager.default.attributesOfItem(atPath: path.pathString)
return attrs?[.type] as? FileAttributeType == .typeSymbolicLink
let url = NSURL(fileURLWithPath: path.pathString)
// We are intentionally using `NSURL.resourceValues(forKeys:)` here since it improves performance on Darwin platforms.
let result = try? url.resourceValues(forKeys: [.isSymbolicLinkKey])
return (result?[.isSymbolicLinkKey] as? Bool) == true
}

func isReadable(_ path: AbsolutePath) -> Bool {
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