feat(cli): change wasm binding output format to cjs (#1831)

cli/src/api/build.ts

@@ -658,12 +658,14 @@ class Builder {
   ) {
     if (distFileName && wasiRegisterFunctions.length) {
       const { name, dir } = parse(distFileName)
-      const newPath = join(dir, `${this.config.binaryName}.wasi.mjs`)
+      const newPath = join(dir, `${this.config.binaryName}.wasi.cjs`)
       const workerPath = join(dir, 'wasi-worker.mjs')
-      const declareCodes = `const { ${idents.join(', ')} } = binding\n`
-      const exportsCode = `export {\n${idents
-        .map((ident) => `  ${ident}`)
-        .join(',\n')}\n}`
+      const declareCodes = `const { ${idents.join(
+        ', ',
+      )} } = __napiModule.exports\n`
+      const exportsCode = idents
+        .map((ident) => `module.exports.${ident} = ${ident}`)
+        .join(',\n')
       await writeFileAsync(
         newPath,
         createWasiBinding(name, wasiRegisterFunctions) +

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

@@ -6,25 +6,22 @@ export const createWasiBinding = (
 
 /* auto-generated by NAPI-RS */
 
-import * as __nodeFsPromises from 'node:fs/promises'
-import * as __nodePath from 'node:path'
-import { WASI as __nodeWASI } from 'node:wasi'
-import { Worker } from 'node:worker_threads'
-import * as __nodeURL from 'node:url'
+const __nodeFs= require('node:fs')
+const __nodePath = require('node:path')
+const { WASI: __nodeWASI } = require('node:wasi')
+const { Worker } = require('node:worker_threads')
 
-import { instantiateNapiModule as __emnapiInstantiateNapiModule } from '@emnapi/core'
-import { getDefaultContext as __emnapiGetDefaultContext } from '@emnapi/runtime'
+const { instantiateNapiModuleSync: __emnapiInstantiateNapiModuleSync } = require('@emnapi/core')
+const { getDefaultContext: __emnapiGetDefaultContext } = require('@emnapi/runtime')
 
 const __wasi = new __nodeWASI({
   version: 'preview1',
   env: process.env,
   preopens: {
-    '/': __nodePath.join(__nodeURL.fileURLToPath(import.meta.url), '..'),
+    '/': __dirname,
   }
 })
 
-const __dirname = __nodePath.join(__nodeURL.fileURLToPath(import.meta.url), '..')
-
 const __emnapiContext = __emnapiGetDefaultContext()
 
 const __sharedMemory = new WebAssembly.Memory({
@@ -33,7 +30,7 @@ const __sharedMemory = new WebAssembly.Memory({
   shared: true,
 })
 
-const { instance: __napiInstance, module: __wasiModule, napiModule: __napiModule } = await __emnapiInstantiateNapiModule(__nodeFsPromises.readFile(__nodePath.join(__dirname, '${wasmFileName}.wasm')), {
+const { instance: __napiInstance, module: __wasiModule, napiModule: __napiModule } = __emnapiInstantiateNapiModuleSync(__nodeFs.readFileSync(__nodePath.join(__dirname, '${wasmFileName}.wasm')), {
   context: __emnapiContext,
   asyncWorkPoolSize: 4,
   wasi: __wasi,
@@ -50,6 +47,7 @@ const { instance: __napiInstance, module: __wasiModule, napiModule: __napiModule
       ...importObject.emnapi,
       memory: __sharedMemory,
     }
+    return importObject
   },
   beforeInit({ instance }) {
     __napi_rs_initialize_modules(instance)
@@ -61,6 +59,4 @@ ${wasiRegisterFunctions
   .map((name) => `  __napiInstance.exports['${name}']()`)
   .join('\n')}
 }
-
-const binding = __napiModule.exports
 `

examples/napi/index.js

@@ -5,7 +5,7 @@ const require = createRequire(import.meta.url)
 let exports
 
 if (process.env.WASI_TEST) {
-  exports = await import('./index.wasi.mjs')
+  exports = require('./index.wasi.cjs')
 } else {
   exports = require('./index.node')
 }