Enable consider_default_literal_types_redundant option (#5555)

Author: SimplyDanny

.swiftlint.yml

@@ -80,6 +80,8 @@ single_test_class: *unit_test_configuration
 final_test_case: *unit_test_configuration
 function_body_length: 60
 type_body_length: 400
+redundant_type_annotation:
+  consider_default_literal_types_redundant: true
 
 custom_rules:
   rule_id:

Source/SwiftLintBuiltInRules/Rules/Idiomatic/StrictFilePrivateRule.swift

@@ -205,7 +205,7 @@ private extension StrictFilePrivateRule {
 
 private final class ProtocolCollector<Configuration: RuleConfiguration>: ViolationsSyntaxVisitor<Configuration> {
     private(set) var protocols = [String: [ProtocolRequirementType]]()
-    private var currentProtocolName: String = ""
+    private var currentProtocolName = ""
 
     override var skippableDeclarations: [any DeclSyntaxProtocol.Type] { .allExcept(ProtocolDeclSyntax.self) }
 

Source/SwiftLintCore/Extensions/Configuration+Remote.swift

@@ -7,19 +7,19 @@ import FoundationNetworking
 internal extension Configuration.FileGraph.FilePath {
     // MARK: - Properties: Remote Cache
     /// This should never be touched.
-    private static let swiftlintPath: String = ".swiftlint"
+    private static let swiftlintPath = ".swiftlint"
 
     /// This should never be touched. Change the version number for changes to the cache format
-    private static let remoteCachePath: String = "\(swiftlintPath)/RemoteConfigCache"
+    private static let remoteCachePath = "\(swiftlintPath)/RemoteConfigCache"
 
     /// If the format of the caching is changed in the future, change this version number
-    private static let remoteCacheVersionNumber: String = "v1"
+    private static let remoteCacheVersionNumber = "v1"
 
     /// Use this to get the path to the cache directory for the current cache format
-    private static let versionedRemoteCachePath: String = "\(remoteCachePath)/\(remoteCacheVersionNumber)"
+    private static let versionedRemoteCachePath = "\(remoteCachePath)/\(remoteCacheVersionNumber)"
 
     /// The path to the gitignore file.
-    private static let gitignorePath: String = ".gitignore"
+    private static let gitignorePath = ".gitignore"
 
     /// This dictionary has URLs as its keys and contents of those URLs as its values
     /// In production mode, this should be empty. For tests, it may be filled.

Source/SwiftLintCore/Models/Location.swift

@@ -15,9 +15,9 @@ public struct Location: CustomStringConvertible, Comparable, Codable, Sendable {
     public var description: String {
         // Xcode likes warnings and errors in the following format:
         // {full_path_to_file}{:line}{:character}: {error,warning}: {content}
-        let fileString: String = file ?? "<nopath>"
-        let lineString: String = ":\(line ?? 1)"
-        let charString: String = ":\(character ?? 1)"
+        let fileString = file ?? "<nopath>"
+        let lineString = ":\(line ?? 1)"
+        let charString = ":\(character ?? 1)"
         return [fileString, lineString, charString].joined()
     }
 

Source/SwiftLintCore/Reporters/JSONReporter.swift

@@ -7,7 +7,7 @@ struct JSONReporter: Reporter {
 
     static let identifier = "json"
     static let isRealtime = false
-    static let description: String = "Reports violations as a JSON array."
+    static let description = "Reports violations as a JSON array."
 
     static func generateReport(_ violations: [StyleViolation]) -> String {
         return toJSON(violations.map(dictionary(for:)))

Source/SwiftLintCore/RuleConfigurations/RegexConfiguration.swift

@@ -23,7 +23,7 @@ public struct RegexConfiguration<Parent: Rule>: SeverityBasedRuleConfiguration,
     @ConfigurationElement(key: "severity")
     public var severityConfiguration = SeverityConfiguration<Parent>(.warning)
     /// The index of the regex capture group to match.
-    public var captureGroup: Int = 0
+    public var captureGroup = 0
 
     public var cacheDescription: String {
         let jsonObject: [String] = [

Source/SwiftLintCore/RuleConfigurations/SeverityLevelsConfiguration.swift

@@ -2,7 +2,7 @@
 public struct SeverityLevelsConfiguration<Parent: Rule>: RuleConfiguration, InlinableOptionType {
     /// The threshold for a violation to be a warning.
     @ConfigurationElement(key: "warning")
-    public var warning: Int = 12
+    public var warning = 12
     /// The threshold for a violation to be an error.
     @ConfigurationElement(key: "error")
     public var error: Int?