feat(cli): optimize wasm output binary (#2049)

cli/esbuild.mjs

@@ -5,7 +5,7 @@ await esbuild.build({
   outfile: './dist/index.cjs',
   bundle: true,
   platform: 'node',
-  external: ['@napi-rs/lzma', '@napi-rs/tar'],
+  external: ['@napi-rs/lzma', '@napi-rs/tar', '@napi-rs/wasm-tools'],
   define: {
     'import.meta.url': '__filename',
   },

cli/package.json

@@ -68,6 +68,7 @@
   },
   "dependencies": {
     "@napi-rs/cross-toolchain": "^0.0.14",
+    "@napi-rs/wasm-tools": "^0.0.1",
     "@octokit/rest": "^20.0.2",
     "clipanion": "^3.2.1",
     "colorette": "^2.0.20",

cli/src/api/build.ts

@@ -729,6 +729,7 @@ class Builder {
     const src = join(this.targetDir, this.target.triple, profile, srcName)
     debug(`Copy artifact from: [${src}]`)
     const dest = join(this.outputDir, destName)
+    const isWasm = dest.endsWith('.wasm')
 
     try {
       if (await fileExists(dest)) {
@@ -737,9 +738,36 @@ class Builder {
       }
       debug('Copy artifact to:')
       debug('  %i', dest)
-      await copyFileAsync(src, dest)
+      if (isWasm) {
+        const { ModuleConfig } = await import('@napi-rs/wasm-tools')
+        debug('Generate debug wasm module')
+        const debugWasmModule = new ModuleConfig()
+          .generateDwarf(true)
+          .generateNameSection(true)
+          .generateProducersSection(true)
+          .preserveCodeTransform(true)
+          .strictValidate(false)
+          .parse(await readFileAsync(src))
+        const debugWasmBinary = debugWasmModule.emitWasm(true)
+        await writeFileAsync(
+          dest.replace('.wasm', '.debug.wasm'),
+          debugWasmBinary,
+        )
+        debug('Generate release wasm module')
+        const releaseWasmModule = new ModuleConfig()
+          .generateDwarf(false)
+          .generateNameSection(false)
+          .generateProducersSection(false)
+          .preserveCodeTransform(false)
+          .strictValidate(false)
+          .parse(debugWasmBinary)
+        const releaseWasmBinary = releaseWasmModule.emitWasm(false)
+        await writeFileAsync(dest, releaseWasmBinary)
+      } else {
+        await copyFileAsync(src, dest)
+      }
       this.outputs.push({
-        kind: dest.endsWith('.node') ? 'node' : 'exe',
+        kind: dest.endsWith('.node') ? 'node' : isWasm ? 'wasm' : 'exe',
         path: dest,
       })
       return dest

cli/src/api/templates/load-wasi-template.ts

@@ -105,8 +105,11 @@ const __sharedMemory = new WebAssembly.Memory({
 })
 
 let __wasmFilePath = __nodePath.join(__dirname, '${wasmFileName}.wasm')
+const __wasmDebugFilePath = __nodePath.join(__dirname, '${wasmFileName}.debug.wasm')
 
-if (!__nodeFs.existsSync(__wasmFilePath)) {
+if (__nodeFs.existsSync(__wasmDebugFilePath)) {
+  __wasmFilePath = __wasmDebugFilePath
+} else if (!__nodeFs.existsSync(__wasmFilePath)) {
   try {
     __wasmFilePath = __nodePath.resolve('${packageName}-wasm32-wasi')
   } catch {

examples/napi/example.wasi.cjs

@@ -30,8 +30,11 @@ const __sharedMemory = new WebAssembly.Memory({
 })
 
 let __wasmFilePath = __nodePath.join(__dirname, 'example.wasm32-wasi.wasm')
+const __wasmDebugFilePath = __nodePath.join(__dirname, 'example.wasm32-wasi.debug.wasm')
 
-if (!__nodeFs.existsSync(__wasmFilePath)) {
+if (__nodeFs.existsSync(__wasmDebugFilePath)) {
+  __wasmFilePath = __wasmDebugFilePath
+} else if (!__nodeFs.existsSync(__wasmFilePath)) {
   try {
     __wasmFilePath = __nodePath.resolve('@examples/napi-wasm32-wasi')
   } catch {

yarn.lock

@@ -520,6 +520,7 @@ __metadata:
     "@emnapi/core": "npm:^1.1.0"
     "@emnapi/runtime": "npm:^1.1.0"
     "@napi-rs/cross-toolchain": "npm:^0.0.14"
+    "@napi-rs/wasm-tools": "npm:^0.0.1"
     "@octokit/rest": "npm:^20.0.2"
     "@types/debug": "npm:^4.1.12"
     "@types/inquirer": "npm:^9.0.7"
@@ -880,7 +881,7 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@napi-rs/wasm-runtime@workspace:*, @napi-rs/wasm-runtime@workspace:wasm-runtime":
+"@napi-rs/wasm-runtime@npm:^0.1.2, @napi-rs/wasm-runtime@workspace:*, @napi-rs/wasm-runtime@workspace:wasm-runtime":
   version: 0.0.0-use.local
   resolution: "@napi-rs/wasm-runtime@workspace:wasm-runtime"
   dependencies:
@@ -905,6 +906,147 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@napi-rs/wasm-tools-android-arm-eabi@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-android-arm-eabi@npm:0.0.1"
+  conditions: os=android & cpu=arm
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-android-arm64@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-android-arm64@npm:0.0.1"
+  conditions: os=android & cpu=arm64
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-darwin-arm64@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-darwin-arm64@npm:0.0.1"
+  conditions: os=darwin & cpu=arm64
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-darwin-x64@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-darwin-x64@npm:0.0.1"
+  conditions: os=darwin & cpu=x64
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-freebsd-x64@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-freebsd-x64@npm:0.0.1"
+  conditions: os=freebsd & cpu=x64
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-linux-arm64-gnu@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-linux-arm64-gnu@npm:0.0.1"
+  conditions: os=linux & cpu=arm64 & libc=glibc
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-linux-arm64-musl@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-linux-arm64-musl@npm:0.0.1"
+  conditions: os=linux & cpu=arm64 & libc=musl
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-linux-x64-gnu@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-linux-x64-gnu@npm:0.0.1"
+  conditions: os=linux & cpu=x64 & libc=glibc
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-linux-x64-musl@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-linux-x64-musl@npm:0.0.1"
+  conditions: os=linux & cpu=x64 & libc=musl
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-wasm32-wasi@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-wasm32-wasi@npm:0.0.1"
+  dependencies:
+    "@napi-rs/wasm-runtime": "npm:^0.1.2"
+  conditions: cpu=wasm32
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-win32-arm64-msvc@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-win32-arm64-msvc@npm:0.0.1"
+  conditions: os=win32 & cpu=arm64
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-win32-ia32-msvc@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-win32-ia32-msvc@npm:0.0.1"
+  conditions: os=win32 & cpu=ia32
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools-win32-x64-msvc@npm:0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools-win32-x64-msvc@npm:0.0.1"
+  conditions: os=win32 & cpu=x64
+  languageName: node
+  linkType: hard
+
+"@napi-rs/wasm-tools@npm:^0.0.1":
+  version: 0.0.1
+  resolution: "@napi-rs/wasm-tools@npm:0.0.1"
+  dependencies:
+    "@napi-rs/wasm-tools-android-arm-eabi": "npm:0.0.1"
+    "@napi-rs/wasm-tools-android-arm64": "npm:0.0.1"
+    "@napi-rs/wasm-tools-darwin-arm64": "npm:0.0.1"
+    "@napi-rs/wasm-tools-darwin-x64": "npm:0.0.1"
+    "@napi-rs/wasm-tools-freebsd-x64": "npm:0.0.1"
+    "@napi-rs/wasm-tools-linux-arm64-gnu": "npm:0.0.1"
+    "@napi-rs/wasm-tools-linux-arm64-musl": "npm:0.0.1"
+    "@napi-rs/wasm-tools-linux-x64-gnu": "npm:0.0.1"
+    "@napi-rs/wasm-tools-linux-x64-musl": "npm:0.0.1"
+    "@napi-rs/wasm-tools-wasm32-wasi": "npm:0.0.1"
+    "@napi-rs/wasm-tools-win32-arm64-msvc": "npm:0.0.1"
+    "@napi-rs/wasm-tools-win32-ia32-msvc": "npm:0.0.1"
+    "@napi-rs/wasm-tools-win32-x64-msvc": "npm:0.0.1"
+  dependenciesMeta:
+    "@napi-rs/wasm-tools-android-arm-eabi":
+      optional: true
+    "@napi-rs/wasm-tools-android-arm64":
+      optional: true
+    "@napi-rs/wasm-tools-darwin-arm64":
+      optional: true
+    "@napi-rs/wasm-tools-darwin-x64":
+      optional: true
+    "@napi-rs/wasm-tools-freebsd-x64":
+      optional: true
+    "@napi-rs/wasm-tools-linux-arm64-gnu":
+      optional: true
+    "@napi-rs/wasm-tools-linux-arm64-musl":
+      optional: true
+    "@napi-rs/wasm-tools-linux-x64-gnu":
+      optional: true
+    "@napi-rs/wasm-tools-linux-x64-musl":
+      optional: true
+    "@napi-rs/wasm-tools-wasm32-wasi":
+      optional: true
+    "@napi-rs/wasm-tools-win32-arm64-msvc":
+      optional: true
+    "@napi-rs/wasm-tools-win32-ia32-msvc":
+      optional: true
+    "@napi-rs/wasm-tools-win32-x64-msvc":
+      optional: true
+  checksum: 10c0/1b57d008db13168378a305cb197acc6e43ff530f8eef98627d1332d4c268a50347e0660a05d7db709106738e20a3c8dc5050063ea8677abb6dd4e939d59d2545
+  languageName: node
+  linkType: hard
+
 "@nodelib/fs.scandir@npm:2.1.5":
   version: 2.1.5
   resolution: "@nodelib/fs.scandir@npm:2.1.5"