Add strikethrough modifier

Sources/LiveViewNative/Modifiers/Text Input and Output Modifiers/StrikethroughModifier.swift

@@ -0,0 +1,80 @@
+//
+//  StrikethroughModifier.swift
+//  LiveViewNative
+//
+//  Created by Carson Katri on 4/6/2023.
+//
+
+import SwiftUI
+
+/// Adds a line through ``Text``.
+///
+/// The line can be customized with the ``pattern`` and ``color`` arguments.
+///
+/// ```html
+/// <Text modifiers={strikethrough(@native, color: :red, pattern: :dash_dot)}>
+///     Hello, world!
+/// </Text>
+/// ```
+///
+/// ## Arguments
+/// * [`is_active`](doc:StrikethroughModifier/isActive)
+/// * ``pattern``
+/// * ``color``
+#if swift(>=5.8)
+@_documentation(visibility: public)
+#endif
+struct StrikethroughModifier: ViewModifier, Decodable {
+    /// `is_active`, enables/disables the effect.
+    #if swift(>=5.8)
+    @_documentation(visibility: public)
+    #endif
+    private let isActive: Bool
+
+    /// The pattern to use for the line. Defaults to `solid`.
+    ///
+    /// Possible values:
+    /// * `dash`
+    /// * `dash_dot`
+    /// * `dash_dot_dot`
+    /// * `dot`
+    /// * `solid`
+    #if swift(>=5.8)
+    @_documentation(visibility: public)
+    #endif
+    private let pattern: SwiftUI.Text.LineStyle.Pattern
+
+    /// The color of the line. Defaults to `nil`.
+    ///
+    /// See ``LiveViewNative/SwiftUI/Color`` for details on creating colors.
+    #if swift(>=5.8)
+    @_documentation(visibility: public)
+    #endif
+    private let color: SwiftUI.Color?
+
+    init(from decoder: Decoder) throws {
+        let container = try decoder.container(keyedBy: CodingKeys.self)
+
+        self.isActive = try container.decode(Bool.self, forKey: .isActive)
+        switch try container.decode(String.self, forKey: .pattern) {
+        case "dash": self.pattern = .dash
+        case "dash_dot": self.pattern = .dashDot
+        case "dash_dot_dot": self.pattern = .dashDotDot
+        case "dot": self.pattern = .dot
+        case "solid": self.pattern = .solid
+        case let `default`: throw DecodingError.dataCorrupted(.init(codingPath: container.codingPath, debugDescription: "unknown pattern '\(`default`)'"))
+        }
+
+        self.color = try container.decodeIfPresent(SwiftUI.Color.self, forKey: .color)
+    }
+
+    func body(content: Content) -> some View {
+        content.strikethrough(isActive, pattern: pattern, color: color)
+    }
+
+    enum CodingKeys: String, CodingKey {
+        case isActive = "is_active"
+        case pattern
+        case color
+    }
+}

Sources/LiveViewNative/Registries/BuiltinRegistry.swift

@@ -197,6 +197,7 @@ struct BuiltinRegistry: BuiltinRegistryProtocol {
         case renameAction = "rename_action"
         case rotation3DEffect = "rotation_3d_effect"
         case rotationEffect = "rotation_effect"
+        case strikethrough
         case tag
         case textSelection = "text_selection"
         case tint
@@ -250,6 +251,8 @@ struct BuiltinRegistry: BuiltinRegistryProtocol {
             try Rotation3DEffectModifier(from: decoder)
         case .rotationEffect:
             try RotationEffectModifier(from: decoder)
+        case .strikethrough:
+            try StrikethroughModifier(from: decoder)
         case .tag:
             try TagModifier(from: decoder)
         case .textSelection:

lib/live_view_native_swift_ui/modifiers/strikethrough.ex

@@ -0,0 +1,11 @@
+defmodule LiveViewNativeSwiftUi.Modifiers.Strikethrough do
+  use LiveViewNativePlatform.Modifier
+
+  alias LiveViewNativeSwiftUi.Types.Color
+
+  modifier_schema "strikethrough" do
+    field :is_active, :boolean, default: true
+    field :pattern, Ecto.Enum, values: ~w(dash dash_dot dash_dot_dot dot solid)a, default: :solid
+    field :color, Color
+  end
+end

lib/live_view_native_swift_ui/platform.ex

@@ -42,6 +42,7 @@ defmodule LiveViewNativeSwiftUi.Platform do
           padding: Modifiers.Padding,
           rotation_3d_effect: Modifiers.Rotation3DEffect,
           rotation_effect: Modifiers.RotationEffect,
+          strikethrough: Modifiers.Strikethrough,
           tag: Modifiers.Tag,
           text_selection: Modifiers.TextSelection,
           tint: Modifiers.Tint,