Add Font Family Factory

Author: Mark Pospesel

Sources/YMatterType/Typography/DefaultFontFamily.swift renamed to Sources/YMatterType/Typography/FontFamily/DefaultFontFamily.swift

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+//
+//  DefaultFontFamilyFactory.swift
+//  YMatterType
+//
+//  Created by Mark Pospesel on 9/21/22.
+//  Copyright © 2022 Y Media Labs. All rights reserved.
+//
+
+import Foundation
+
+/// Returns a `DefaultFontFamily` given a font family name and style.
+public struct DefaultFontFamilyFactory {
+    /// Initializes a default font family factory
+    public init() { }
+}
+
+extension DefaultFontFamilyFactory: FontFamilyFactory {
+    /// Given a family name and style instantiates and returns a `DefaultFontFamily`
+    /// - Parameters:
+    ///   - familyName: font family name
+    ///   - style: font style
+    /// - Returns: a font family matching the family name and style
+    public func getFontFamily(familyName: String, style: Typography.FontStyle) -> FontFamily {
+        DefaultFontFamily(familyName: familyName, style: style)
+    }
+}

Sources/YMatterType/Typography/FontFamily/DefaultFontFamilyFactory.swift

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+//
+//  FontFamilyFactory.swift
+//  YMatterType
+//
+//  Created by Mark Pospesel on 9/21/22.
+//  Copyright © 2022 Y Media Labs. All rights reserved.
+//
+
+import Foundation
+
+/// Returns a font family given a font family name and style.
+public protocol FontFamilyFactory {
+    /// Given a family name and style returns a font family
+    /// - Parameters:
+    ///   - familyName: font family name
+    ///   - style: font style
+    /// - Returns: a font family matching the family name and style
+    func getFontFamily(familyName: String, style: Typography.FontStyle) -> FontFamily
+}

Sources/YMatterType/Typography/FontFamily.swift renamed to Sources/YMatterType/Typography/FontFamily/FontFamily.swift

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+//
+//  DefaultFontFamilyFactoryTests.swift
+//  YMatterTypeTests
+//
+//  Created by Mark Pospesel on 9/21/22.
+//  Copyright © 2022 Y Media Labs. All rights reserved.
+//
+
+import XCTest
+@testable import YMatterType
+
+final class DefaultFontFamilyFactoryTests: XCTestCase {
+    func testGetFontFamily() {
+        // Given
+        let sut = DefaultFontFamilyFactory()
+
+        // When
+        let regular = sut.getFontFamily(familyName: "Foo", style: .regular)
+        let italic = sut.getFontFamily(familyName: "Bar", style: .italic)
+
+        // Then
+        XCTAssertTrue(regular is DefaultFontFamily)
+        XCTAssertEqual(regular.familyName, "Foo")
+        XCTAssertEqual(regular.fontNameSuffix, "")
+        XCTAssertTrue(italic is DefaultFontFamily)
+        XCTAssertEqual(italic.familyName, "Bar")
+        XCTAssertEqual(italic.fontNameSuffix, "Italic")
+    }
+}

Sources/YMatterType/Typography/FontFamily/FontFamilyFactory.swift

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+//
+//  DefaultFontFamilyTests.swift
+//  YMatterTypeTests
+//
+//  Created by Mark Pospesel on 9/21/22.
+//  Copyright © 2022 Y Media Labs. All rights reserved.
+//
+
+import XCTest
+@testable import YMatterType
+
+final class DefaultFontFamilyTests: XCTestCase {
+    func testFontNameSuffix() {
+        // Given
+        let sut = DefaultFontFamily(familyName: "Mock", style: .regular)
+        let sutItalic = DefaultFontFamily(familyName: "Mock", style: .italic)
+
+        // Then
+        XCTAssertEqual(sut.fontNameSuffix, "")
+        XCTAssertEqual(sutItalic.fontNameSuffix, "Italic")
+    }
+}