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February 19, 2021 10:35
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#!/usr/bin/env xcrun swift | |
import Foundation | |
import CoreText | |
func input_from_stdin() -> String { | |
var input = "" | |
let stdin = FileHandle.standardInput | |
let zeroData = Data() | |
while true { | |
let input_data = stdin.availableData | |
if input_data == zeroData { | |
break | |
} | |
if let s = NSString(data: input_data, encoding: String.Encoding.utf8.rawValue) as? String { | |
input += s | |
} | |
} | |
return input | |
} | |
func input_from_args(_ arguments: [String]) -> String { | |
var args = arguments | |
args.remove(at: 0) | |
return args.joined(separator: " ") + "\n" | |
} | |
func input() -> String { | |
let arguments = CommandLine.arguments | |
if arguments.count < 2 { | |
return input_from_stdin() | |
} | |
else { | |
return input_from_args(arguments) | |
} | |
} | |
func languageOf(_ input: String) -> String? { | |
let length = input.utf16.count | |
return CFStringTokenizerCopyBestStringLanguage(input as CFString, CFRange(location: 0, length: length)) as String? | |
} | |
func normalized(_ input: String) -> String { | |
let buffer = NSMutableString(string: input) as CFMutableString | |
CFStringTransform(buffer, nil, kCFStringTransformStripCombiningMarks, false) | |
return String(buffer) | |
} | |
func romanized(_ input: String) -> String { | |
let buffer = NSMutableString(string: input) as CFMutableString | |
CFStringTransform(buffer, nil, kCFStringTransformToLatin, false) | |
return String(buffer) | |
} | |
func tokenized_romanized(_ input: String) -> [String] { | |
var locale: Locale | |
if let lang = languageOf(input) { | |
locale = Locale(identifier: lang) | |
} | |
else { | |
locale = Locale.current | |
} | |
let tokenizer = CFStringTokenizerCreate(kCFAllocatorDefault, input as CFString, CFRange(location: 0, length: input.utf16.count), 0, locale as CFLocale!) | |
var result: [String] = [] | |
var i = CFStringTokenizerAdvanceToNextToken(tokenizer) | |
while i != CFStringTokenizerTokenType() { | |
let t = CFStringTokenizerCopyCurrentTokenAttribute(tokenizer, 1<<16) as! String | |
result.append(t) | |
i = CFStringTokenizerAdvanceToNextToken(tokenizer) | |
} | |
return result | |
} | |
let input_str = input() | |
let tokens = tokenized_romanized(input_str) | |
let script = tokens.joined(separator: " ") | |
print("\u{001B}[36m\(script)\u{001B}[0m") | |
print("\u{001B}[33m\(normalized(script))\u{001B}[0m") |
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