39 lines
1.3 KiB
Swift
39 lines
1.3 KiB
Swift
// Copyright 2024 The NATS Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import Foundation
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extension String {
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private static let charactersToTrim: CharacterSet = .whitespacesAndNewlines.union(
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CharacterSet(charactersIn: "'"))
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static func hash() -> String {
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let uuid = String.uuid()
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return uuid[0...7]
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}
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func trimWhitespacesAndApostrophes() -> String {
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return self.trimmingCharacters(in: String.charactersToTrim)
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}
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static func uuid() -> String {
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return UUID().uuidString.trimmingCharacters(in: .punctuationCharacters)
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}
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subscript(bounds: CountableClosedRange<Int>) -> String {
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let start = index(startIndex, offsetBy: bounds.lowerBound)
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let end = index(startIndex, offsetBy: bounds.upperBound)
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return String(self[start...end])
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}
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}
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