mirror of
https://github.com/qvacua/vimr.git
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34 lines
762 B
Swift
34 lines
762 B
Swift
/**
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* Tae Won Ha - http://taewon.de - @hataewon
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* See LICENSE
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*/
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import Foundation
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class Scorer {
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static func score(_ target: String, pattern: String) -> Int {
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let wf = Matcher.wagnerFisherDistance(target, pattern: pattern)
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let fuzzy = Matcher.fuzzyIgnoringCase(target, pattern: pattern)
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let upper = Matcher.numberOfUppercaseMatches(target, pattern: pattern)
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let exactMatch = Matcher.exactMatchIgnoringCase(target, pattern: pattern)
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let exactScore: Int
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switch exactMatch {
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case .none:
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exactScore = 0
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case .exact:
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return 100
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case .prefix, .contains, .suffix:
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exactScore = 5
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}
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let wfScore = 0 - (wf / 10)
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return exactScore
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+ wfScore
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+ fuzzy.matches
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+ 2 * upper
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}
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}
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