[PackageToJS] Package TypeScript type definitions for runtime

Author: kateinoigakukun

Makefile

@@ -39,4 +39,4 @@ perf-tester:
 .PHONY: regenerate_swiftpm_resources
 regenerate_swiftpm_resources:
 	npm run build
-	cp Runtime/lib/index.js Runtime/lib/index.mjs Sources/JavaScriptKit/Runtime
+	cp Runtime/lib/index.js Runtime/lib/index.mjs Runtime/lib/index.d.ts Sources/JavaScriptKit/Runtime

Plugins/PackageToJS/Sources/PackageToJS.swift

@@ -567,6 +567,7 @@ struct PackagingPlanner {
             ("Plugins/PackageToJS/Templates/platforms/node.js", "platforms/node.js"),
             ("Plugins/PackageToJS/Templates/platforms/node.d.ts", "platforms/node.d.ts"),
             ("Sources/JavaScriptKit/Runtime/index.mjs", "runtime.js"),
+            ("Sources/JavaScriptKit/Runtime/index.d.ts", "runtime.d.ts"),
         ] {
             packageInputs.append(
                 planCopyTemplateFile(

Plugins/PackageToJS/Templates/instantiate.d.ts

@@ -1,6 +1,4 @@
-/* #if USE_SHARED_MEMORY */
-import type { SwiftRuntimeThreadChannel, SwiftRuntime } from "./runtime.js";
-/* #endif */
+import type { /* #if USE_SHARED_MEMORY */SwiftRuntimeThreadChannel, /* #endif */SwiftRuntime } from "./runtime.js";
 
 export type Import = {
     // TODO: Generate type from imported .d.ts files