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vimr/VimR/PrefUtils.swift
2016-09-25 17:50:33 +02:00

38 lines
903 B
Swift

/**
* Tae Won Ha - http://taewon.de - @hataewon
* See LICENSE
*/
import Foundation
class PrefUtils {
fileprivate static let whitespaceCharSet = CharacterSet.whitespaces
static func ignorePatterns(fromString str: String) -> Set<FileItemIgnorePattern> {
if str.trimmingCharacters(in: self.whitespaceCharSet).characters.count == 0 {
return Set()
}
let patterns: [FileItemIgnorePattern] = str
.components(separatedBy: ",")
.flatMap {
let trimmed = $0.trimmingCharacters(in: self.whitespaceCharSet)
if trimmed.characters.count == 0 {
return nil
}
return FileItemIgnorePattern(pattern: trimmed)
}
return Set(patterns)
}
static func ignorePatternString(fromSet set: Set<FileItemIgnorePattern>) -> String {
return Array(set)
.map { $0.pattern }
.sorted()
.joined(separator: ", ")
}
}