Reduce accessibility of members that should be private (#247)

Sources/Yams/Resolver.swift

@@ -14,7 +14,7 @@ public final class Resolver {
     public struct Rule {
         /// The tag name this rule applies to.
         public let tag: Tag.Name
-        internal let regexp: NSRegularExpression
+        fileprivate let regexp: NSRegularExpression
         /// The regex pattern used to resolve this rule.
         public var pattern: String { return regexp.pattern }
 

Sources/Yams/Tag.swift

@@ -53,7 +53,7 @@ public final class Tag {
     let constructor: Constructor
     var name: Name
 
-    func resolved<T>(with value: T) -> Tag where T: TagResolvable {
+    fileprivate func resolved<T>(with value: T) -> Tag where T: TagResolvable {
         if name == .implicit {
             name = resolver.resolveTag(of: value)
         } else if name == .nonSpecific {

Tests/YamsTests/EncoderTests.swift

@@ -392,7 +392,7 @@ public func expectUnreachable(
     XCTFail("this code should not be executed: \(message())", file: file, line: line)
 }
 
-func expectEqualPaths(
+private func expectEqualPaths(
     _ lhs: [CodingKey],
     _ rhs: [CodingKey],
     _ prefix: String,
@@ -669,7 +669,7 @@ private enum EnhancedBool: Codable {
 }
 
 /// A type which encodes as an array directly through a single value container.
-struct Numbers: Codable, Equatable {
+private struct Numbers: Codable, Equatable {
     let values = [4, 8, 15, 16, 23, 42]
 
     init() {}
@@ -724,7 +724,7 @@ private final class Mapping: Codable, Equatable {
     }
 }
 
-struct NestedContainersTestType: Codable, Equatable {
+private struct NestedContainersTestType: Codable, Equatable {
     let testSuperCoder: Bool
 
     static func == (lhs: NestedContainersTestType, rhs: NestedContainersTestType) -> Bool {
@@ -735,14 +735,14 @@ struct NestedContainersTestType: Codable, Equatable {
         self.testSuperCoder = testSuperCoder
     }
 
-    enum TopLevelCodingKeys: Int, CodingKey {
+    private enum TopLevelCodingKeys: Int, CodingKey {
         case testSuperCoder
         case a
         case b
         case c
     }
 
-    enum IntermediateCodingKeys: Int, CodingKey {
+    private enum IntermediateCodingKeys: Int, CodingKey {
         case one
         case two
     }
@@ -960,7 +960,7 @@ private struct OptionalTopLevelWrapper<T>: Codable, Equatable where T: Codable,
 }
 
 /// Coder supported types in KeyedContainer
-struct KeyedSynthesized: Codable, Equatable {
+private struct KeyedSynthesized: Codable, Equatable {
     static func == (lhs: KeyedSynthesized, rhs: KeyedSynthesized) -> Bool {
         return lhs.bool == rhs.bool &&
             lhs.int == rhs.int && lhs.int8 == rhs.int8 &&  lhs.int16 == rhs.int16 &&
@@ -991,7 +991,7 @@ struct KeyedSynthesized: Codable, Equatable {
 }
 
 /// Coder supported types in UnkeyedContainer
-struct Unkeyed: Codable, Equatable {
+private struct Unkeyed: Codable, Equatable {
     static func == (lhs: Unkeyed, rhs: Unkeyed) -> Bool {
         return lhs.bool == rhs.bool &&
             lhs.int == rhs.int && lhs.int8 == rhs.int8 &&  lhs.int16 == rhs.int16 &&

Tests/YamsTests/PerformanceTests.swift

@@ -10,7 +10,7 @@ import Foundation
 import XCTest
 import Yams
 
-let fixturesDirectory = URL(fileURLWithPath: #file).deletingLastPathComponent().path + "/Fixtures/"
+private let fixturesDirectory = URL(fileURLWithPath: #file).deletingLastPathComponent().path + "/Fixtures/"
 
 class PerformanceTests: XCTestCase {
     let filename = fixturesDirectory + "SourceKitten#289/debug.yaml"
@@ -189,11 +189,11 @@ extension PerformanceTests {
 }
 
 // Models for parsing Build File of llbuild
-struct Manifest: Decodable {
+private struct Manifest: Decodable {
     let commands: [String: Command]
 }
 
-struct Command: Decodable {
+private struct Command: Decodable {
     let moduleName: String?
     let importPaths: [String]?
     let otherArguments: [String]?

Tests/YamsTests/TestHelper.swift

@@ -9,7 +9,7 @@
 import Foundation
 import XCTest
 
-let gregorianCalendar = Calendar(identifier: .gregorian)
+private let gregorianCalendar = Calendar(identifier: .gregorian)
 
 func timestamp(_ timeZoneHour: Int = 0,
                _ year: Int? = nil,