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Throw .featureUnsupported when attempting to create temp files on WASI #779

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Merged
merged 1 commit into from
Aug 1, 2024
Merged

Throw .featureUnsupported when attempting to create temp files on WASI #779

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5 changes: 5 additions & 0 deletions Sources/FoundationEssentials/Data/Data+Writing.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -127,6 +127,10 @@ private func cleanupTemporaryDirectory(at inPath: String?) {

/// Caller is responsible for calling `close` on the `Int32` file descriptor.
private func createTemporaryFile(at destinationPath: String, inPath: PathOrURL, prefix: String, options: Data.WritingOptions) throws -> (Int32, String) {
#if os(WASI)
// WASI does not have temp directories
throw CocoaError(.featureUnsupported)
#else
var directoryPath = destinationPath
if !directoryPath.isEmpty && directoryPath.last! != "/" {
directoryPath.append("/")
Expand Down Expand Up @@ -181,6 +185,7 @@ private func createTemporaryFile(at destinationPath: String, inPath: PathOrURL,
}
}
} while true
#endif // os(WASI)
}

/// Returns `(file descriptor, temporary file path, temporary directory path)`
Expand Down