Merge pull request #32 from AckeeCZ/string_remove_diacritics

Add `string.removingDiacritics()`
AckeeCZ · Sep 11, 2018 · 636bafb · 636bafb
2 parents d28bf7f + 75d80b7
commit 636bafb
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diff --git a/ACKategories/StringExtensions.swift b/ACKategories/StringExtensions.swift
@@ -73,6 +73,13 @@ extension String {
     public func trimmed(charactersIn string: String, from side: Side = .both) -> String {
         return trimmed(characterSet: CharacterSet(charactersIn: string), from: side)
     }
+
+    /// Removes diacritics from string using given locale
+    ///
+    /// If no locale is given `Locale.current` is used
+    public func removingDiacritics(_ locale: Locale = Locale.current) -> String {
+        return folding(options: .diacriticInsensitive, locale: locale)
+    }
 }
 
 // MARK: - Deprecations

diff --git a/Tests/StringTests.swift b/Tests/StringTests.swift
@@ -87,4 +87,9 @@ final class StringTests: XCTestCase {
         let string = paddedString.trimmed(charactersIn: "xy0", from: .both)
         XCTAssertEqual(string, "a00bc")
     }
+
+    func testDiacriticIsRemoved() {
+        let originalString = "ěščřžýáíéasdfghjkl"
+        XCTAssertEqual(originalString.removingDiacritics(), "escrzyaieasdfghjkl")
+    }
 }