feat(RES-57): Add visibility to control scope of generated code (#18)

Add visibility parameter: public, package, internal, private
Impacted command: analytics, colors, fonts, images, strings, tags

Reviewed-on: #18

Sources/ResgenSwift/Images/Generator/ImageExtensionGenerator.swift

@@ -18,7 +18,8 @@ enum ImageExtensionGenerator {
         inputFilename: String,
         extensionName: String,
         extensionFilePath: String,
-        isSwiftUI: Bool
+        isSwiftUI: Bool,
+        visibility: ExtensionVisibility
     ) {
         // Create extension conten1t
         let extensionContent = Self.getExtensionContent(
@@ -26,7 +27,8 @@ enum ImageExtensionGenerator {
             staticVar: staticVar,
             extensionName: extensionName,
             inputFilename: inputFilename,
-            isSwiftUI: isSwiftUI
+            isSwiftUI: isSwiftUI,
+            visibility: visibility
         )
 
         // Write content
@@ -45,11 +47,21 @@ enum ImageExtensionGenerator {
         staticVar: Bool,
         extensionName: String,
         inputFilename: String,
-        isSwiftUI: Bool
+        isSwiftUI: Bool,
+        visibility: ExtensionVisibility
     ) -> String {
         [
-            Self.getHeader(inputFilename: inputFilename, extensionClassname: extensionName, isSwiftUI: isSwiftUI),
-            Self.getProperties(images: images, staticVar: staticVar, isSwiftUI: isSwiftUI),
+            Self.getHeader(
+                inputFilename: inputFilename,
+                extensionClassname: extensionName,
+                isSwiftUI: isSwiftUI
+            ),
+            Self.getProperties(
+                images: images,
+                staticVar: staticVar,
+                isSwiftUI: isSwiftUI,
+                visibility: visibility
+            ),
             Self.getFooter()
         ]
             .joined(separator: "\n")
@@ -73,10 +85,13 @@ enum ImageExtensionGenerator {
     private static func getProperties(
         images: [ParsedImage],
         staticVar: Bool,
-        isSwiftUI: Bool
+        isSwiftUI: Bool,
+        visibility: ExtensionVisibility
     ) -> String {
         images
-            .map { "\n\($0.getImageProperty(isStatic: staticVar, isSwiftUI: isSwiftUI))" }
+            .map {
+                "\n\($0.getImageProperty(isStatic: staticVar, isSwiftUI: isSwiftUI, visibility: visibility))"
+            }
             .joined(separator: "\n")
     }