PackageToJS: Use the actual wasm filename in the final product

Author: kateinoigakukun

Plugins/PackageToJS/Sources/PackageToJS.swift

@@ -357,7 +357,7 @@ struct PackagingPlanner {
     /// The directory for intermediate files
     let intermediatesDir: BuildPath
     /// The filename of the .wasm file
-    let wasmFilename = "main.wasm"
+    let wasmFilename: String
     /// The path to the .wasm product artifact
     let wasmProductArtifact: BuildPath
     /// The build configuration
@@ -374,6 +374,7 @@ struct PackagingPlanner {
         selfPackageDir: BuildPath,
         outputDir: BuildPath,
         wasmProductArtifact: BuildPath,
+        wasmFilename: String,
         configuration: String,
         triple: String,
         selfPath: BuildPath = BuildPath(absolute: #filePath),
@@ -384,6 +385,7 @@ struct PackagingPlanner {
         self.selfPackageDir = selfPackageDir
         self.outputDir = outputDir
         self.intermediatesDir = intermediatesDir
+        self.wasmFilename = wasmFilename
         self.selfPath = selfPath
         self.wasmProductArtifact = wasmProductArtifact
         self.configuration = configuration

Plugins/PackageToJS/Sources/PackageToJSPlugin.swift

@@ -498,6 +498,7 @@ extension PackagingPlanner {
             selfPackageDir: BuildPath(absolute: selfPackage.directoryURL.path),
             outputDir: BuildPath(absolute: outputDir.path),
             wasmProductArtifact: BuildPath(absolute: wasmProductArtifact.path),
+            wasmFilename: wasmProductArtifact.lastPathComponent,
             configuration: configuration,
             triple: triple,
             system: system

Plugins/PackageToJS/Tests/PackagingPlannerTests.swift

@@ -53,6 +53,7 @@ import Testing
             selfPackageDir: BuildPath(prefix: "SELF_PACKAGE"),
             outputDir: BuildPath(prefix: "OUTPUT"),
             wasmProductArtifact: BuildPath(prefix: "WASM_PRODUCT_ARTIFACT"),
+            wasmFilename: "main.wasm",
             configuration: configuration,
             triple: "wasm32-unknown-wasi",
             selfPath: BuildPath(prefix: "PLANNER_SOURCE_PATH"),
@@ -81,6 +82,7 @@ import Testing
             selfPackageDir: BuildPath(prefix: "SELF_PACKAGE"),
             outputDir: BuildPath(prefix: "OUTPUT"),
             wasmProductArtifact: BuildPath(prefix: "WASM_PRODUCT_ARTIFACT"),
+            wasmFilename: "main.wasm",
             configuration: "debug",
             triple: "wasm32-unknown-wasi",
             selfPath: BuildPath(prefix: "PLANNER_SOURCE_PATH"),