30 lines
962 B
Swift
30 lines
962 B
Swift
import Cocoa
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/// Protocol to more easily implement AppleScript records in Swift.
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protocol ScriptRecord {
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/// Initialize a default record.
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init()
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/// Initialize a record from the raw value from AppleScript.
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init(scriptRecord: NSDictionary?) throws
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/// Encode into the dictionary form for AppleScript.
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var dictionaryRepresentation: NSDictionary { get }
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}
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/// An error that can be thrown by `ScriptRecord.init(scriptRecord:)`. Any localized error
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/// can be thrown but this is a common one.
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enum RecordParseError: LocalizedError {
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case invalidType(parameter: String, expected: String)
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case invalidValue(parameter: String, message: String)
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var errorDescription: String? {
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switch self {
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case .invalidType(let parameter, let expected):
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return "\(parameter) must be \(expected)."
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case .invalidValue(let parameter, let message):
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return "\(parameter) \(message)."
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}
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}
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}
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