JSON stylesheet decoder generation (#1515)

* Functional modifier generation build plugin

* Add supporting StylesheetResolvable types

* Fix concurrency issues and decoders nested in `IfConfigDeclSyntax`

* Add BuiltinModifier generator

* Fix AttributeReference decoder

* Chunk modifier decoding to reduce memory consumption

* Fix TextReference display of raw string values

* Add image modifiers and improve clause matching and labeled argument handling

* Handle atom ast node

* Working gesture state

* Add ShapeFinalizerModifier

* Add shape modifiers, support for variadic arguments, and improved ShapeStyle support

* Fix default values on unlabeled arguments preceding other arguments

* Expand gesture support

* Disable Edge.Set decoder

* Add Edge.Set that supports array literals

* Working ChangeTracked arguments to replace Binding in modifier definitions

* Refactor Event property wrapper

* Fix event decoding and usage from modifiers with `event(...)` helper

* Refactor ChangeTracked to use `.Resolvable` for decoding to avoid StateObject runtime warnings

* macOS build support

* Fix diff error by checking change type

* Fix debounce checks outside of environment by caching value in EventHandler

* replace changeType: Send updates to parent and replaced node

* don't cancel running reconnect (#1536)

* don't cancel running reconnect

* add startup task, remove return statement

* debounce rapid reconnect events

* debounce even more

* Remove change event on blur

* Support ToolbarContentBuilder

* Remove outdating parsing tests

* Fix watchOS/tvOS builds

* Prevent nonexistant variant from breaking MacOs Desktop Builds (#1542)

* desktop_json_fix

* Update Sources/LiveViewNative/Stylesheets/ResolvableTypes/SwiftUI/Styles/ListStyle.swift

Signed-off-by: Carson Katri <[email protected]>

---------

Signed-off-by: Carson Katri <[email protected]>
Co-authored-by: Carson Katri <[email protected]>

---------

Signed-off-by: Carson Katri <[email protected]>
Co-authored-by: mobile-bungalow <[email protected]>

Author: carson-katri

Package.resolved

@@ -28,11 +28,8 @@ let package = Package(
         .package(url: "https://github.com/liveview-native/liveview-native-core", exact: "0.4.1-rc-1"),
 
         .package(url: "https://github.com/apple/swift-argument-parser", from: "1.5.0"),
-        .package(url: "https://github.com/swiftlang/swift-markdown.git", from: "0.2.0"),
 
         .package(url: "https://github.com/swiftlang/swift-syntax.git", from: "600.0.1"),
-        
-        .package(url: "https://github.com/pointfreeco/swift-parsing", from: "0.13.0"),
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.
@@ -46,7 +43,8 @@ let package = Package(
                 "LiveViewNativeStylesheet"
             ],
             plugins: [
-                .plugin(name: "BuiltinRegistryGeneratorPlugin")
+                .plugin(name: "BuiltinRegistryGeneratorPlugin"),
+                .plugin(name: "ModifierGeneratorPlugin"),
             ]
         ),
         .testTarget(
@@ -58,16 +56,7 @@ let package = Package(
             dependencies: ["LiveViewNative"]
         ),
 
-        .executableTarget(
-            name: "ModifierGenerator",
-            dependencies: [
-                .product(name: "ArgumentParser", package: "swift-argument-parser"),
-                .product(name: "SwiftSyntax", package: "swift-syntax"),
-                .product(name: "SwiftParser", package: "swift-syntax"),
-                .product(name: "SwiftSyntaxBuilder", package: "swift-syntax"),
-            ]
-        ),
-
+        // Builtin Registry
         .executableTarget(
             name: "BuiltinRegistryGenerator",
             dependencies: [
@@ -79,7 +68,8 @@ let package = Package(
             capability: .buildTool(),
             dependencies: [.target(name: "BuiltinRegistryGenerator")]
         ),
-
+        
+        // Tools
         .executableTarget(
             name: "DocumentationExtensionGenerator",
             dependencies: [.product(name: "ArgumentParser", package: "swift-argument-parser")]
@@ -106,6 +96,7 @@ let package = Package(
             dependencies: []
         ),
 
+        // Macros
         .macro(
             name: "LiveViewNativeMacros",
             dependencies: [
@@ -121,30 +112,63 @@ let package = Package(
             ]
         ),
 
+        // Modifier Generator
+        .executableTarget(
+            name: "ModifierGenerator",
+            dependencies: [
+                "ASTDecodableImplementation",
+                "SwiftSyntaxExtensions",
+                .product(name: "ArgumentParser", package: "swift-argument-parser"),
+                .product(name: "SwiftSyntax", package: "swift-syntax"),
+                .product(name: "SwiftSyntaxBuilder", package: "swift-syntax"),
+                .product(name: "SwiftParser", package: "swift-syntax"),
+                .product(name: "SwiftSyntaxMacros", package: "swift-syntax"),
+                .product(name: "SwiftCompilerPlugin", package: "swift-syntax"),
+            ]
+        ),
+        .plugin(
+            name: "ModifierGeneratorPlugin",
+            capability: .buildTool(),
+            dependencies: [.target(name: "ModifierGenerator")]
+        ),
+        
+        // Stylesheet
+        .target(
+            name: "ASTDecodableImplementation",
+            dependencies: [
+                .product(name: "SwiftSyntaxMacros", package: "swift-syntax"),
+                .product(name: "SwiftCompilerPlugin", package: "swift-syntax"),
+                "SwiftSyntaxExtensions",
+            ]
+        ),
         .macro(
             name: "LiveViewNativeStylesheetMacros",
             dependencies: [
+                "ASTDecodableImplementation",
+                
                 .product(name: "SwiftSyntaxMacros", package: "swift-syntax"),
-                .product(name: "SwiftCompilerPlugin", package: "swift-syntax")
+                .product(name: "SwiftCompilerPlugin", package: "swift-syntax"),
+                "SwiftSyntaxExtensions",
             ]
         ),
         .target(
             name: "LiveViewNativeStylesheet",
             dependencies: [
                 "LiveViewNativeStylesheetMacros",
                 .product(name: "LiveViewNativeCore", package: "liveview-native-core"),
-                .product(name: "Parsing", package: "swift-parsing"),
             ]
         ),
         .testTarget(
             name: "LiveViewNativeStylesheetTests",
             dependencies: ["LiveViewNativeStylesheet", "LiveViewNative"]
         ),
-        .testTarget(
-            name: "LiveViewNativeStylesheetMacrosTests",
+        
+        // Helpers
+        .target(
+            name: "SwiftSyntaxExtensions",
             dependencies: [
-                "LiveViewNativeStylesheetMacros",
-                .product(name: "SwiftSyntaxMacrosTestSupport", package: "swift-syntax"),
+                .product(name: "SwiftSyntax", package: "swift-syntax"),
+                .product(name: "SwiftSyntaxBuilder", package: "swift-syntax"),
             ]
         ),
     ]

Package.swift

@@ -0,0 +1,32 @@
+//
+//  BuiltinRegistryGeneratorPlugin.swift
+//
+//
+//  Created by Carson Katri on 4/18/23.
+//
+
+import PackagePlugin
+import Foundation
+
+@main
+struct ModifierGeneratorPlugin: BuildToolPlugin {
+    func createBuildCommands(context: PluginContext, target: Target) async throws -> [Command] {
+        guard let target = target as? SwiftSourceModuleTarget else { return [] }
+        let tool = try context.tool(named: "ModifierGenerator")
+        let output = context.pluginWorkDirectoryURL.appending(path: "GeneratedModifiers.swift")
+        
+//        target.directoryURL.path(percentEncoded: false)
+        let arguments: [String] = [output.path(percentEncoded: false)]
+        
+        return [
+            .buildCommand(
+                displayName: tool.name,
+                executable: tool.url,
+                arguments: arguments,
+                environment: ProcessInfo.processInfo.environment,
+                inputFiles: [],
+                outputFiles: [output]
+            )
+        ]
+    }
+}