[Swift 6.3] Embedded build without manual type inclusion hacks

.github/workflows/ci-embedded.yaml

@@ -20,15 +20,18 @@ jobs:
       fail-fast: false
       matrix:
         swift:
-          - version: 6.3-snapshot-2026-02-14
-            wasm-sdk-url: https://download.swift.org/swift-6.3-branch/wasm-sdk/swift-6.3-DEVELOPMENT-SNAPSHOT-2026-02-14-a/swift-6.3-DEVELOPMENT-SNAPSHOT-2026-02-14-a_wasm.artifactbundle.tar.gz
-            wasm-sdk-checksum: e56084b2bfa90dbd3a6c3d11a779a387bae99ba83b985062e2a9ef51da55ce2f
-            wasm_sdk_id: swift-6.3-DEVELOPMENT-SNAPSHOT-2026-02-14-a_wasm-embedded
+          - version: 6.3-snapshot-2026-02-26
+            wasm-sdk-url: https://download.swift.org/swift-6.3-branch/wasm-sdk/swift-6.3-DEVELOPMENT-SNAPSHOT-2026-02-26-a/swift-6.3-DEVELOPMENT-SNAPSHOT-2026-02-26-a_wasm.artifactbundle.tar.gz
+            wasm-sdk-checksum: 8ce66e881a4c88df6da9565a79b34060af930f661e7dd8d066f7f132b3eaf699
+            wasm_sdk_id: swift-6.3-DEVELOPMENT-SNAPSHOT-2026-02-26-a_wasm-embedded
 
-          - version: main-snapshot-2026-02-19
-            wasm-sdk-url: https://download.swift.org/development/wasm-sdk/swift-DEVELOPMENT-SNAPSHOT-2026-02-19-a/swift-DEVELOPMENT-SNAPSHOT-2026-02-19-a_wasm.artifactbundle.tar.gz
-            wasm-sdk-checksum: 9671979f6a6585b642834993e0c63b6cae084a43dc6103a87a2e8f8929094e08
-            wasm_sdk_id: swift-DEVELOPMENT-SNAPSHOT-2026-02-19-a_wasm-embedded
+          - version: main-snapshot-2026-02-24
+            wasm-sdk-url: https://download.swift.org/development/wasm-sdk/swift-DEVELOPMENT-SNAPSHOT-2026-02-24-a/swift-DEVELOPMENT-SNAPSHOT-2026-02-24-a_wasm.artifactbundle.tar.gz
+            wasm-sdk-checksum: dc6e2fc24fb6cd7c7b72ef8d61dbfc3577bc1e360f33d410aebeda8974f1d02f
+            wasm_sdk_id: swift-DEVELOPMENT-SNAPSHOT-2026-02-24-a_wasm-embedded
+        examples:
+          - Examples/Swiftle
+          - Examples/Basic
 
     steps:
       - name: Checkout
@@ -37,8 +40,25 @@ jobs:
         with:
           toolchain: ${{ matrix.swift.version }}
 
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: "pnpm"
+          cache-dependency-path: ${{ matrix.examples }}/pnpm-lock.yaml
+
       - name: Install Swift WASM SDK
         run: swift sdk install ${{ matrix.swift.wasm-sdk-url }} --checksum ${{ matrix.swift.wasm-sdk-checksum }}
 
+      - name: Install dependencies
+        working-directory: ${{ matrix.examples }}
+        run: pnpm preinstall && pnpm install
+
       - name: Build
-        run: swift build --swift-sdk ${{ matrix.swift.wasm_sdk_id }}
+        working-directory: ${{ matrix.examples }}
+        run: pnpm build

Sources/ElementaryUI/Data/Environment/Environment+ReactiveObject.swift

@@ -15,9 +15,6 @@ public extension Environment {
         self.init(ObjectStorageReader(V.self))
     }
 
-    // // NOTE: in embedded for some reason this causes a compiler crash around the (actually unused) StoredValue<Optional<O>> type
-    // // ¯\_(ツ)_/¯ - try again with a newer toolchain in the future
-    // @_unavailableInEmbedded
     init<O: ReactiveObject>(_: O.Type = O.self) where V == O? {
         self.init(ObjectStorageReader(V.self))
     }

Sources/ElementaryUI/Data/Environment/Environment.swift

@@ -94,10 +94,10 @@ public struct Environment<V> {
             }
         case let .objectReader(reader, _):
             storage = .objectReader(reader, values.boxes[reader.propertyID])
-            #if hasFeature(Embedded)
-            // FIXME: embedded - create issue and check with main
+
+            #if hasFeature(Embedded) && compiler(<6.3)
+            // NOTE: 6.2 embedded hack for type inclusion
             if __omg_this_was_annoying_I_am_false {
-                // NOTE: this is only to force inclusion of the the box type for V
                 storage = .valueBox(EnvironmentValues._Box<V>(reader.read(values.boxes[reader.propertyID])))
             }
             #endif

Sources/ElementaryUI/Data/State/Binding.swift

@@ -76,8 +76,8 @@ public struct Binding<V> {
             case let .stateAccessor(accessor):
                 accessor.value = newValue
             case let .getSet(_, set):
-                #if hasFeature(Embedded)
-                // FIXME: embedded - create issue and check with main
+                #if hasFeature(Embedded) && compiler(<6.3)
+                // NOTE: 6.2 embedded hack for type inclusion
                 if __omg_this_was_annoying_I_am_false {
                     _ = AnyValueBox.init(newValue)
                 }

Sources/ElementaryUI/HTMLViews/ElementModifiers/AttributeModifier.swift

@@ -19,9 +19,9 @@ public final class _AttributeModifier: DOMElementModifier, Invalidateable {
         self.upstream = upstream[_AttributeModifier.key]
         self.upstream?.tracker.addDependency(self)
 
-        #if hasFeature(Embedded)
+        #if hasFeature(Embedded) && compiler(<6.3)
         if __omg_this_was_annoying_I_am_false {
-            // this is to force inclusion of types
+            // NOTE: 6.2 embedded hack for type inclusion
             _ = p {}.attributes(.class([""]), .style(["": ""]))
             var f = [HashableUTF8View: _StoredAttribute]()
             f[HashableUTF8View("")] = .none

Sources/ElementaryUI/HTMLViews/View+Binding.swift

@@ -97,6 +97,7 @@ struct DOMEffectView<Effect: DOMElementModifier, Wrapped: View>: View {
 
         #if hasFeature(Embedded) && compiler(<6.3)
         if __omg_this_was_annoying_I_am_false {
+            // NOTE: 6.2 embedded hack for type inclusion
             var context = _CommitContext(
                 dom: JSKitDOMInteractor(),
                 scheduler: Scheduler(dom: JSKitDOMInteractor()),

Sources/ElementaryUI/JSInterop/Elementary+JavaScriptKit.swift

@@ -77,9 +77,9 @@ final class JSKitDOMInteractor: DOM.Interactor {
     private let staticStrings = StaticJSStringCache()
 
     init() {
-        #if hasFeature(Embedded)
+        #if hasFeature(Embedded) && compiler(<6.3)
         if __omg_this_was_annoying_I_am_false {
-            // NOTE: this is just to force inclusion of some types that would otherwise crash the 6.2 compiler
+            // NOTE: 6.2 embedded hack for type inclusion
             _ = JSClosure { _ in .undefined }
             _ = JSObject()
             _ = JSObject?(nil)

Sources/ElementaryUI/JSInterop/GlobalEvents.swift

@@ -1,9 +1,7 @@
 import JavaScriptKit
 
-// NOTE: all of this is because
-// a) Tasks are not yet supported for embedded wasm (so we can't use `.task` with an async sequence)
-// b) Combine obvsiously won't fly
-// ideally, once tasks work in embedded wasm, we can replace this with an AsyncSequence
+// NOTE: all of this is because tasks were not a thing in embedded until recently
+// revisit in 6.3
 
 public protocol EventSource<Event> {
     associatedtype Event

Sources/ElementaryUI/_embeddedTricks.swift

@@ -1,11 +1,9 @@
-// FIXME: embedded - create issue and check with main
-// we need to force addition of types that are present in unused enum cases -> otherwise it crashes the compiler (6.2 at least)
-#if hasFeature(Embedded)
+// NOTE: In 6.2 we need to force addition of types that are present in unused enum cases -> otherwise it crashes the compiler (6.2 at least)
+#if hasFeature(Embedded) && compiler(<6.3)
 internal var __omg_this_was_annoying_I_am_false: Bool = false
 #endif
 
-// FIXME: embedded - remove once https://github.com/swiftlang/swift/issues/83460 lands
-// also, implementation is AI slop, I would not trust it with anything
+// NOTE: remove once on 6.3
 #if hasFeature(Embedded) && compiler(<6.3)
 @_silgen_name("swift_float32ToString")
 @_noAllocation