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正規表現でStringやAttributedStringをマッチするやつ
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| import Foundation | |
| extension AttributedStringProtocol { | |
| func match(_ pattern: String, options: String.CompareOptions? = nil) -> Range<AttributedString.Index>? { | |
| let options = options?.union(.regularExpression) ?? .regularExpression | |
| return self.range(of: pattern, options: options) | |
| } | |
| func matchAll(_ pattern: String, options: String.CompareOptions? = nil) -> [Range<AttributedString.Index>] { | |
| guard let range = match(pattern, options: options) else { | |
| return [] | |
| } | |
| let remaining = self[range.upperBound...] | |
| return [range] + remaining.matchAll(pattern, options: options) | |
| } | |
| func contains(pattern: String, options: String.CompareOptions? = nil) -> Bool { | |
| match(pattern, options: options) != nil | |
| } | |
| } |
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| import Foundation | |
| struct RegularExpression { | |
| let pattern: String | |
| let options: String.CompareOptions | |
| init(_ pattern: String, options: String.CompareOptions? = nil) { | |
| self.pattern = pattern | |
| self.options = options?.union(.regularExpression) ?? .regularExpression | |
| } | |
| func matchAll<T: StringProtocol>(_ input: T) -> [Range<T.Index>] { | |
| guard let range = input.range(of: pattern, options: options) else { | |
| return [] | |
| } | |
| let remaining = input[range.upperBound...] | |
| return [range] + matchAll(remaining) | |
| } | |
| @available(iOS 15, *) | |
| func matchAll<T: AttributedStringProtocol>(_ input: T) -> [Range<AttributedString.Index>] { | |
| guard let range = input.range(of: pattern, options: options) else { | |
| return [] | |
| } | |
| let remaining = input[range.upperBound...] | |
| return [range] + matchAll(remaining) | |
| } | |
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| import Foundation | |
| extension StringProtocol { | |
| func match(_ pattern: String, options: String.CompareOptions? = nil) -> Range<Index>? { | |
| let options = options?.union(.regularExpression) ?? .regularExpression | |
| return self.range(of: pattern, options: options) | |
| } | |
| func matchAll(_ pattern: String, options: String.CompareOptions? = nil) -> [Range<Index>] { | |
| guard let range = match(pattern, options: options) else { | |
| return [] | |
| } | |
| let remaining = self[range.upperBound...] | |
| return [range] + remaining.matchAll(pattern, options: options) | |
| } | |
| func contains(pattern: String, options: String.CompareOptions? = nil) -> Bool { | |
| match(pattern, options: options) != nil | |
| } | |
| } |
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