Improved code with SwiftFormat and removed empty catches

.swiftformat

@@ -1,33 +1,8 @@
---allman false
---binarygrouping none
---closingparen balanced
---commas inline
---conflictmarkers reject
---decimalgrouping none
---elseposition same-line
---empty void
---exponentcase lowercase
---exponentgrouping disabled
---fractiongrouping disabled
---fragment false
---header ignore
---hexgrouping none
---hexliteralcase uppercase
---ifdef outdent
---importgrouping alphabetized
---indent 4
---indentcase false
---linebreaks lf
---octalgrouping none
---operatorfunc spaced
---patternlet inline
+--swiftversion 5.3
+--xcodeindentation enabled
+--disable unusedArguments, redundantReturn, redundantSelf, trailingCommas, trailingClosures, wrapArguments, wrapMultilineStatementBraces
+--enable blockComments, isEmpty
+--emptybraces spaced
+--ifdef no-indent
+--importgrouping testable-first
 --ranges no-space
---self insert
---selfrequired 
---semicolons inline
---stripunusedargs closure-only
---trailingclosures 
---trimwhitespace always
---wraparguments before-first
---wrapcollections before-first
---xcodeindentation disabled

PhoneNumberKit/Bundle+Resources.swift

@@ -1,6 +1,6 @@
 import Foundation
 
-private class CurrentBundleFinder {}
+private class CurrentBundleFinder { }
 
 // The custom bundle locator code is needed to work around a bug in Xcode
 // where SwiftUI previews in an SPM module will crash if they try to use
@@ -12,15 +12,15 @@ extension Bundle {
         #if DEBUG && SWIFT_PACKAGE
         let bundleName = "PhoneNumberKit_PhoneNumberKit"
         let candidates = [
-            /* Bundle should be present here when the package is linked into an App. */
+            // Bundle should be present here when the package is linked into an App.
             Bundle.main.resourceURL,
-            /* Bundle should be present here when the package is linked into a framework. */
+            // Bundle should be present here when the package is linked into a framework.
             Bundle(for: CurrentBundleFinder.self).resourceURL,
-            /* For command-line tools. */
+            // For command-line tools.
             Bundle.main.bundleURL,
-            /* Bundle should be present here when running previews from a different package (this is the path to "…/Debug-iphonesimulator/"). */
+            // Bundle should be present here when running previews from a different package (this is the path to "…/Debug-iphonesimulator/").
             Bundle(for: CurrentBundleFinder.self).resourceURL?.deletingLastPathComponent().deletingLastPathComponent(),
-            /* Bundle should be present here when running previews from a framework which imports framework whick imports PhoneNumberKit package (this is the path to "…/Debug-iphonesimulator/"). */
+            // Bundle should be present here when running previews from a framework which imports framework whick imports PhoneNumberKit package (this is the path to "…/Debug-iphonesimulator/").
             Bundle(for: CurrentBundleFinder.self).resourceURL?.deletingLastPathComponent()
         ]
         for candidate in candidates {
@@ -30,7 +30,7 @@ extension Bundle {
             }
         }
         #endif
-        
+
         #if SWIFT_PACKAGE
         return Bundle.module
         #else

PhoneNumberKit/Constants.swift

@@ -19,18 +19,16 @@ enum PhoneNumberCountryCodeSource {
 
 // MARK: Public Enums
 
-/**
- Enumeration for parsing error types
-
- - GeneralError: A general error occured.
- - InvalidCountryCode: A country code could not be found or the one found was invalid
- - InvalidNumber: The string provided is not a number
- - TooLong: The string provided is too long to be a valid number
- - TooShort: The string provided is too short to be a valid number
- - Deprecated: The method used was deprecated
- - metadataNotFound: PhoneNumberKit was unable to read the included metadata
- - ambiguousNumber: The string could not be resolved to a single valid number
- */
+/// Enumeration for parsing error types
+///
+/// - GeneralError: A general error occured.
+/// - InvalidCountryCode: A country code could not be found or the one found was invalid
+/// - InvalidNumber: The string provided is not a number
+/// - TooLong: The string provided is too long to be a valid number
+/// - TooShort: The string provided is too short to be a valid number
+/// - Deprecated: The method used was deprecated
+/// - metadataNotFound: PhoneNumberKit was unable to read the included metadata
+/// - ambiguousNumber: The string could not be resolved to a single valid number
 public enum PhoneNumberError: Error, Equatable {
     case generalError
     case invalidCountryCode
@@ -63,21 +61,19 @@ public enum PhoneNumberFormat {
     case national // 06 89 12 34 56
 }
 
-/**
- Phone number type enumeration
- - fixedLine: Fixed line numbers
- - mobile: Mobile numbers
- - fixedOrMobile: Either fixed or mobile numbers if we can't tell conclusively.
- - pager: Pager numbers
- - personalNumber: Personal number numbers
- - premiumRate: Premium rate numbers
- - sharedCost: Shared cost numbers
- - tollFree: Toll free numbers
- - voicemail: Voice mail numbers
- - vOIP: Voip numbers
- - uan: UAN numbers
- - unknown: Unknown number type
- */
+/// Phone number type enumeration
+/// - fixedLine: Fixed line numbers
+/// - mobile: Mobile numbers
+/// - fixedOrMobile: Either fixed or mobile numbers if we can't tell conclusively.
+/// - pager: Pager numbers
+/// - personalNumber: Personal number numbers
+/// - premiumRate: Premium rate numbers
+/// - sharedCost: Shared cost numbers
+/// - tollFree: Toll free numbers
+/// - voicemail: Voice mail numbers
+/// - vOIP: Voip numbers
+/// - uan: UAN numbers
+/// - unknown: Unknown number type
 public enum PhoneNumberType: String, Codable {
     case fixedLine
     case mobile
@@ -95,13 +91,13 @@ public enum PhoneNumberType: String, Codable {
 }
 
 public enum PossibleLengthType: String, Codable {
-  case national
-  case localOnly
+    case national
+    case localOnly
 }
 
 // MARK: Constants
 
-struct PhoneNumberConstants {
+enum PhoneNumberConstants {
     static let defaultCountry = "US"
     static let defaultExtnPrefix = " ext. "
     static let longPhoneNumber = "999999999999999"
@@ -118,14 +114,14 @@ struct PhoneNumberConstants {
     static let separatorBeforeNationalNumber = " "
 }
 
-struct PhoneNumberPatterns {
+enum PhoneNumberPatterns {
     // MARK: Patterns
 
     static let firstGroupPattern = "(\\$\\d)"
     static let fgPattern = "\\$FG"
     static let npPattern = "\\$NP"
 
-    static let allNormalizationMappings = ["0":"0", "1":"1", "2":"2", "3":"3", "4":"4", "5":"5", "6":"6", "7":"7", "8":"8", "9":"9", "٠":"0", "١":"1", "٢":"2", "٣":"3", "٤":"4", "٥":"5", "٦":"6", "٧":"7", "٨":"8", "٩":"9", "۰":"0", "۱":"1", "۲":"2", "۳":"3", "۴":"4", "۵":"5", "۶":"6", "۷":"7", "۸":"8", "۹":"9", "*":"*", "#":"#", ",":",", ";":";"]
+    static let allNormalizationMappings = ["0": "0", "1": "1", "2": "2", "3": "3", "4": "4", "5": "5", "6": "6", "7": "7", "8": "8", "9": "9", "٠": "0", "١": "1", "٢": "2", "٣": "3", "٤": "4", "٥": "5", "٦": "6", "٧": "7", "٨": "8", "٩": "9", "۰": "0", "۱": "1", "۲": "2", "۳": "3", "۴": "4", "۵": "5", "۶": "6", "۷": "7", "۸": "8", "۹": "9", "*": "*", "#": "#", ",": ",", ";": ";"]
     static let capturingDigitPattern = "([0-9０-９٠-٩۰-۹])"
 
     static let extnPattern = "(?:;ext=([0-9０-９٠-٩۰-۹]{1,7})|[  \\t,]*(?:e?xt(?:ensi(?:ó?|ó))?n?|ｅ?ｘｔｎ?|[,xｘX#＃~～;]|int|anexo|ｉｎｔ)[:\\.．]?[  \\t,-]*([0-9０-９٠-٩۰-۹]{1,7})#?|[- ]+([0-9０-９٠-٩۰-۹]{1,5})#)$"
@@ -153,6 +149,6 @@ struct PhoneNumberPatterns {
     static let validStartPattern = "[+＋0-9０-９٠-٩۰-۹]"
 
     static let validPhoneNumberPattern = "^[0-9０-９٠-٩۰-۹]{2}$|^[+＋]*(?:[-x\u{2010}-\u{2015}\u{2212}\u{30FC}\u{FF0D}-\u{FF0F} \u{00A0}\u{00AD}\u{200B}\u{2060}\u{3000}()\u{FF08}\u{FF09}\u{FF3B}\u{FF3D}.\\[\\]/~\u{2053}\u{223C}\u{FF5E}*]*[0-9\u{FF10}-\u{FF19}\u{0660}-\u{0669}\u{06F0}-\u{06F9}]){3,}[-x\u{2010}-\u{2015}\u{2212}\u{30FC}\u{FF0D}-\u{FF0F} \u{00A0}\u{00AD}\u{200B}\u{2060}\u{3000}()\u{FF08}\u{FF09}\u{FF3B}\u{FF3D}.\\[\\]/~\u{2053}\u{223C}\u{FF5E}*A-Za-z0-9\u{FF10}-\u{FF19}\u{0660}-\u{0669}\u{06F0}-\u{06F9}]*(?:(?:;ext=([0-9０-９٠-٩۰-۹]{1,7})|[  \\t,]*(?:e?xt(?:ensi(?:ó?|ó))?n?|ｅ?ｘｔｎ?|[,xｘX#＃~～;]|int|anexo|ｉｎｔ)[:\\.．]?[  \\t,-]*([0-9０-９٠-٩۰-۹]{1,7})#?|[- ]+([0-9０-９٠-٩۰-۹]{1,5})#)?$)?[,;]*$"
-    
+
     static let countryCodePatten = "^[a-zA-Z]{2}$"
 }

PhoneNumberKit/Formatter.swift

@@ -106,10 +106,8 @@ final class Formatter {
 }
 
 public extension PhoneNumber {
-    /**
-     Adjust national number for display by adding leading zero if needed. Used for basic formatting functions.
-     - Returns: A string representing the adjusted national number.
-     */
+    /// Adjust national number for display by adding leading zero if needed. Used for basic formatting functions.
+    /// - Returns: A string representing the adjusted national number.
     func adjustedNationalNumber() -> String {
         if self.leadingZero == true {
             return "0" + String(nationalNumber)

PhoneNumberKit/MetadataManager.swift

@@ -1,5 +1,5 @@
 //
-//  Metadata.swift
+//  MetadataManager.swift
 //  PhoneNumberKit
 //
 //  Created by Roy Marmelstein on 03/10/2015.
@@ -10,7 +10,7 @@ import Foundation
 
 final class MetadataManager {
     private(set) var territories = [MetadataTerritory]()
-    
+
     private var territoriesByCode = [UInt64: [MetadataTerritory]]()
     private var mainTerritoryByCode = [UInt64: MetadataTerritory]()
     private var territoriesByCountry = [String: MetadataTerritory]()
@@ -70,7 +70,7 @@ final class MetadataManager {
     /// - parameter code:  international country code (e.g 44 for the UK).
     ///
     /// - returns: optional array of MetadataTerritory objects.
-    internal func filterTerritories(byCode code: UInt64) -> [MetadataTerritory]? {
+    func filterTerritories(byCode code: UInt64) -> [MetadataTerritory]? {
         return self.territoriesByCode[code]
     }
 
@@ -79,7 +79,7 @@ final class MetadataManager {
     /// - parameter country: ISO 3166 compliant region code (e.g "GB" for the UK).
     ///
     /// - returns: A MetadataTerritory object.
-    internal func filterTerritories(byCountry country: String) -> MetadataTerritory? {
+    func filterTerritories(byCountry country: String) -> MetadataTerritory? {
         return self.territoriesByCountry[country.uppercased()]
     }
 
@@ -88,7 +88,7 @@ final class MetadataManager {
     /// - parameter code: An international country code (e.g 1 for the US).
     ///
     /// - returns: A MetadataTerritory object.
-    internal func mainTerritory(forCode code: UInt64) -> MetadataTerritory? {
+    func mainTerritory(forCode code: UInt64) -> MetadataTerritory? {
         return self.mainTerritoryByCode[code]
     }
 }

PhoneNumberKit/MetadataTypes.swift

@@ -8,30 +8,28 @@
 
 import Foundation
 
-/**
- MetadataTerritory object
- - Parameter codeID: ISO 3166 compliant region code
- - Parameter countryCode: International country code
- - Parameter internationalPrefix: International prefix. Optional.
- - Parameter mainCountryForCode: Whether the current metadata is the main country for its country code.
- - Parameter nationalPrefix: National prefix
- - Parameter nationalPrefixFormattingRule: National prefix formatting rule
- - Parameter nationalPrefixForParsing: National prefix for parsing
- - Parameter nationalPrefixTransformRule: National prefix transform rule
- - Parameter emergency: MetadataPhoneNumberDesc for emergency numbers
- - Parameter fixedLine: MetadataPhoneNumberDesc for fixed line numbers
- - Parameter generalDesc: MetadataPhoneNumberDesc for general numbers
- - Parameter mobile: MetadataPhoneNumberDesc for mobile numbers
- - Parameter pager: MetadataPhoneNumberDesc for pager numbers
- - Parameter personalNumber: MetadataPhoneNumberDesc for personal number numbers
- - Parameter premiumRate: MetadataPhoneNumberDesc for premium rate numbers
- - Parameter sharedCost: MetadataPhoneNumberDesc for shared cost numbers
- - Parameter tollFree: MetadataPhoneNumberDesc for toll free numbers
- - Parameter voicemail: MetadataPhoneNumberDesc for voice mail numbers
- - Parameter voip: MetadataPhoneNumberDesc for voip numbers
- - Parameter uan: MetadataPhoneNumberDesc for uan numbers
- - Parameter leadingDigits: Optional leading digits for the territory
- */
+/// MetadataTerritory object
+/// - Parameter codeID: ISO 3166 compliant region code
+/// - Parameter countryCode: International country code
+/// - Parameter internationalPrefix: International prefix. Optional.
+/// - Parameter mainCountryForCode: Whether the current metadata is the main country for its country code.
+/// - Parameter nationalPrefix: National prefix
+/// - Parameter nationalPrefixFormattingRule: National prefix formatting rule
+/// - Parameter nationalPrefixForParsing: National prefix for parsing
+/// - Parameter nationalPrefixTransformRule: National prefix transform rule
+/// - Parameter emergency: MetadataPhoneNumberDesc for emergency numbers
+/// - Parameter fixedLine: MetadataPhoneNumberDesc for fixed line numbers
+/// - Parameter generalDesc: MetadataPhoneNumberDesc for general numbers
+/// - Parameter mobile: MetadataPhoneNumberDesc for mobile numbers
+/// - Parameter pager: MetadataPhoneNumberDesc for pager numbers
+/// - Parameter personalNumber: MetadataPhoneNumberDesc for personal number numbers
+/// - Parameter premiumRate: MetadataPhoneNumberDesc for premium rate numbers
+/// - Parameter sharedCost: MetadataPhoneNumberDesc for shared cost numbers
+/// - Parameter tollFree: MetadataPhoneNumberDesc for toll free numbers
+/// - Parameter voicemail: MetadataPhoneNumberDesc for voice mail numbers
+/// - Parameter voip: MetadataPhoneNumberDesc for voip numbers
+/// - Parameter uan: MetadataPhoneNumberDesc for uan numbers
+/// - Parameter leadingDigits: Optional leading digits for the territory
 public struct MetadataTerritory: Decodable {
     public let codeID: String
     public let countryCode: UInt64
@@ -58,13 +56,11 @@ public struct MetadataTerritory: Decodable {
     public let leadingDigits: String?
 }
 
-/**
- MetadataPhoneNumberDesc object
- - Parameter exampleNumber: An example phone number for the given type. Optional.
- - Parameter nationalNumberPattern:  National number regex pattern. Optional.
- - Parameter possibleNumberPattern:  Possible number regex pattern. Optional.
- - Parameter possibleLengths: Possible phone number lengths. Optional.
- */
+/// MetadataPhoneNumberDesc object
+/// - Parameter exampleNumber: An example phone number for the given type. Optional.
+/// - Parameter nationalNumberPattern:  National number regex pattern. Optional.
+/// - Parameter possibleNumberPattern:  Possible number regex pattern. Optional.
+/// - Parameter possibleLengths: Possible phone number lengths. Optional.
 public struct MetadataPhoneNumberDesc: Decodable {
     public let exampleNumber: String?
     public let nationalNumberPattern: String?
@@ -77,17 +73,15 @@ public struct MetadataPossibleLengths: Decodable {
     let localOnly: String?
 }
 
-/**
- MetadataPhoneNumberFormat object
- - Parameter pattern: Regex pattern. Optional.
- - Parameter format: Formatting template. Optional.
- - Parameter intlFormat: International formatting template. Optional.
-
- - Parameter leadingDigitsPatterns: Leading digits regex pattern. Optional.
- - Parameter nationalPrefixFormattingRule: National prefix formatting rule. Optional.
- - Parameter nationalPrefixOptionalWhenFormatting: National prefix optional bool. Optional.
- - Parameter domesticCarrierCodeFormattingRule: Domestic carrier code formatting rule. Optional.
- */
+/// MetadataPhoneNumberFormat object
+/// - Parameter pattern: Regex pattern. Optional.
+/// - Parameter format: Formatting template. Optional.
+/// - Parameter intlFormat: International formatting template. Optional.
+///
+/// - Parameter leadingDigitsPatterns: Leading digits regex pattern. Optional.
+/// - Parameter nationalPrefixFormattingRule: National prefix formatting rule. Optional.
+/// - Parameter nationalPrefixOptionalWhenFormatting: National prefix optional bool. Optional.
+/// - Parameter domesticCarrierCodeFormattingRule: Domestic carrier code formatting rule. Optional.
 public struct MetadataPhoneNumberFormat: Decodable {
     public let pattern: String?
     public let format: String?
@@ -99,6 +93,6 @@ public struct MetadataPhoneNumberFormat: Decodable {
 }
 
 /// Internal object for metadata parsing
-internal struct PhoneNumberMetadata: Decodable {
+struct PhoneNumberMetadata: Decodable {
     var territories: [MetadataTerritory]
 }