32 lines
1.1 KiB
Markdown
32 lines
1.1 KiB
Markdown
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```swift title="Swift"
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import Foundation
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import Kreuzberg
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import RustBridge
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// The Swift binding throws `RustString` (not `KreuzbergError`) for every
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// failure surfaced from the Rust core. The string preserves the original
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// error variant name and message (e.g. "UnsupportedFormat: ...",
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// "MissingDependency: ...", "Parsing: ...") so callers can pattern-match
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// on the prefix or simply print the message.
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do {
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let config = try extractionConfigFromJson("{}")
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let result = try extractFileSync("document.pdf", nil, config)
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print(result.content().toString())
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} catch let error as RustString {
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let message = error.toString()
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if message.contains("UnsupportedFormat") {
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print("Unsupported format: \(message)")
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} else if message.contains("MissingDependency") {
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print("Install the required dependency: \(message)")
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} else if message.contains("Parsing") {
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print("Corrupt or invalid document: \(message)")
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} else if message.contains("Io") {
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print("File error: \(message)")
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} else {
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print("Extraction failed: \(message)")
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}
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} catch {
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print("Unexpected error: \(error)")
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}
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```
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