[issue] added cetralized logging system (#82)

[UPDATE] renamed

Author: SahilSainiYML

Sources/YMatterType/Typography/FontFamily/FontFamily.swift

@@ -64,10 +64,6 @@ public protocol FontFamily {
     func accessibilityBoldWeight(for weight: Typography.FontWeight) -> Typography.FontWeight
 }
 
-extension Typography {
-    fileprivate static let logger = Logger(subsystem: "YMatterType", category: "fonts")
-}
-
 // MARK: - Default implementations
 
 /// Default implementations
@@ -88,7 +84,9 @@ extension FontFamily {
         let name = fontName(for: weight, compatibleWith: traitCollection)
         guard let font = UIFont(name: name, size: pointSize) else {
             // Fallback to system font and log a message.
-            Typography.logger.warning("Custom font \(name) not properly installed.")
+            if YMatterType.isLoggingEnabled {
+                YMatterType.fontLogger.warning("Custom font \(name) not properly installed.")
+            }
             return Typography.systemFamily.font(
                 for: weight,
                 pointSize: pointSize,

Sources/YMatterType/YMatterType+Logging.swift

@@ -0,0 +1,20 @@
+//
+//  YMatterType+Logging.swift
+//  YMatterType
+//
+//  Created by Sahil Saini on 04/04/23.
+//  Copyright © 2023 Y Media Labs. All rights reserved.
+//
+
+import os
+
+/// Y—MatterType Settings
+public struct YMatterType {
+    /// Whether console logging for warnings is enabled. Defaults to `true`.
+    public static var isLoggingEnabled = true
+}
+
+internal extension YMatterType {
+    /// Logger for warnings related to font loading. cf. `FontFamily`
+    static let fontLogger = Logger(subsystem: "YMatterType", category: "fonts")
+}

Tests/YMatterTypeTests/Typography/TypogaphyTests.swift

@@ -92,7 +92,7 @@ extension Typography {
 
 struct NotoSansFactory: FontFamilyFactory {
     // Always returns Noto Sans font family
-    func getFontFamily(familyName: String, style: YMatterType.Typography.FontStyle) -> YMatterType.FontFamily {
+    func getFontFamily(familyName: String, style: Typography.FontStyle) -> FontFamily {
         Typography.notoSans
     }
 }

Tests/YMatterTypeTests/YMatterType+LoggingTests.swift

@@ -0,0 +1,16 @@
+//
+//  YMatterType+LoggingTests.swift
+//  YMatterType
+//
+//  Created by Sahil Saini on 04/04/23.
+//  Copyright © 2023 Y Media Labs. All rights reserved.
+//
+
+import XCTest
+@testable import YMatterType
+
+final class YMatterTypeLoggingTests: XCTestCase {
+    func testDefaults() {
+        XCTAssertTrue(YMatterType.isLoggingEnabled)
+    }
+}