Add SwiftUI support for Image, Color, Font

Author: ApptekStudios

Library/SwiftUI/SwiftUI.Color+ColorResource.swift

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+//
+//  SwiftUI.Color+ColorResource.swift
+//  R.swift Library
+//
+//  Created by Tobeas Brennan on 30-11-19.
+//  From: https://github.com/mac-cain13/R.swift.Library
+//  License: MIT License
+//
+
+import SwiftUI
+
+@available(iOS 13.0, OSX 10.15, tvOS 13.0, watchOS 6.0, *)
+public extension SwiftUI.Color {
+	/**
+	Returns the SwiftUI.Color from this resource (R.color.*)
+	
+	- parameter resource: The resource you want the image of (R.color.*)
+	
+	- returns: A SwiftUI.Color for the given resource (R.color.*)
+	*/
+	init(_ resource: ColorResourceType) {
+		self.init(resource.name, bundle: resource.bundle)
+	}
+}

Library/SwiftUI/SwiftUI.Font+FontResource.swift

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+//
+//  SwiftUI.Font+FontResource.swift
+//  R.swift Library
+//
+//  Created by Tobeas Brennan on 30-11-19.
+//  From: https://github.com/mac-cain13/R.swift.Library
+//  License: MIT License
+//
+
+import SwiftUI
+
+@available(iOS 13.0, OSX 10.15, tvOS 13.0, watchOS 6.0, *)
+public extension SwiftUI.Font {
+	/**
+	Creates and returns a SwiftUI.Font for the specified font resource (R.font.*) and size.
+	
+	- parameter resource: The font resource (R.font.*) for the specific font to load
+	- parameter size: The size (in points) to which the font is scaled. This value must be greater than 0.0.
+	
+	- returns: A SwiftUI.Font object of the specified font resource and size.
+	*/
+	init(_ resource: FontResourceType, size: CGFloat) {
+		self = .custom(resource.fontName, size: size)
+	}
+}

Library/SwiftUI/SwiftUI.Image+ImageResource.swift

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+//
+//  SwiftUI.Image+ImageResource.swift
+//  R.swift Library
+//
+//  Created by Tobeas Brennan on 30-11-19.
+//  From: https://github.com/mac-cain13/R.swift.Library
+//  License: MIT License
+//
+
+import SwiftUI
+
+@available(iOS 13.0, OSX 10.15, tvOS 13.0, watchOS 6.0, *)
+public extension SwiftUI.Image {
+	/**
+	Returns the image from this resource (R.image.*)
+	
+	- parameter resource: The resource you want the image of (R.image.*)
+	
+	- returns: A SwiftUI.Image for the given resource (R.image.*)
+	*/
+	init(_ resource: ImageResourceType) {
+		self.init(resource.name, bundle: resource.bundle)
+	}
+}