make public the ColorTheme

Author: YusukeHosonuma

Sources/Core/Color/ColorTheme.swift

@@ -9,7 +9,13 @@ import ColorizeSwift
 import Foundation
 
 public struct ColorTheme {
-    public static let plain = ColorTheme()
+    public static let plain = ColorTheme(
+        typeName: { $0 },
+        nilLiteral: { $0 },
+        boolLiteral: { $0 },
+        stringLiteral: { $0 },
+        numberLiteral: { $0 }
+    )
     public static let `default` = ColorTheme(
         typeName: { $0.yellow() },
         nilLiteral: { $0.red() },
@@ -18,9 +24,23 @@ public struct ColorTheme {
         numberLiteral: { $0.green() }
     )
 
-    public var typeName: (String) -> String = { $0 }
-    public var nilLiteral: (String) -> String = { $0 }
-    public var boolLiteral: (String) -> String = { $0 }
-    public var stringLiteral: (String) -> String = { $0 }
-    public var numberLiteral: (String) -> String = { $0 }
+    public var typeName: (String) -> String
+    public var nilLiteral: (String) -> String
+    public var boolLiteral: (String) -> String
+    public var stringLiteral: (String) -> String
+    public var numberLiteral: (String) -> String
+
+    public init(
+        typeName: @escaping (String) -> String,
+        nilLiteral: @escaping (String) -> String,
+        boolLiteral: @escaping (String) -> String,
+        stringLiteral: @escaping (String) -> String,
+        numberLiteral: @escaping (String) -> String
+    ) {
+        self.typeName = typeName
+        self.nilLiteral = nilLiteral
+        self.boolLiteral = boolLiteral
+        self.stringLiteral = stringLiteral
+        self.numberLiteral = numberLiteral
+    }
 }