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Merge pull request #7 from lvsti/pseudo-localization
Pseudo localization
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| // | ||
| // String+PseudoLanguage.swift | ||
| // Ilion | ||
| // | ||
| // Created by Tamas Lustyik on 2018. 10. 10.. | ||
| // Copyright © 2018. Tamas Lustyik. All rights reserved. | ||
| // | ||
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| import Foundation | ||
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| extension String { | ||
| func applyingPseudoLanguageTransformation() -> String { | ||
| let pseudoLatin = "αɓ¢ԃεƒϑჩℹ︎ʝҝƖოηфϸƪʀς†цγш×уƶΛßϚЀƑ₲ҤǀͿƘ£ℳИØ₱Ɋ®ʃƬЦƲШχ¥Ɀ" | ||
| let combiningDiacriticalRange: Range<UInt32> = 0x300..<0x370 | ||
| let isBasicLatinLower: (UInt32) -> Bool = { (0x61...0x7A).contains($0) } | ||
| let isBasicLatinUpper: (UInt32) -> Bool = { (0x41...0x5A).contains($0) } | ||
| let isBasicLatin: (UInt32) -> Bool = { isBasicLatinLower($0) || isBasicLatinUpper($0) } | ||
|
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| var scalars = decomposedStringWithCanonicalMapping | ||
| .flatMap { Array($0.unicodeScalars) } | ||
| .map { $0.value } | ||
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| var insertions: [(Int, UInt32)] = [] | ||
| for (idx, scalar) in scalars.enumerated() where isBasicLatin(scalar) { | ||
| // character replacement | ||
| if Bool.random() { | ||
| let offset = isBasicLatinLower(scalar) ? Int(scalar - 0x61) : Int(scalar - 0x41) | ||
| let ch = pseudoLatin[pseudoLatin.index(pseudoLatin.startIndex, offsetBy: offset)] | ||
| scalars[idx] = ch.unicodeScalars.first!.value | ||
| } | ||
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| // diacritic decoration | ||
| for _ in 0..<(1...4).randomElement()! { | ||
| let diacritic = combiningDiacriticalRange.randomElement()! | ||
| insertions.append((idx + 1, diacritic)) | ||
| } | ||
| } | ||
|
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| for insertion in insertions.reversed() { | ||
| scalars.insert(insertion.1, at: insertion.0) | ||
| } | ||
|
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| return String(String.UnicodeScalarView(scalars.map { Unicode.Scalar($0)! })) | ||
| } | ||
| } |
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