init project

2026-07-31 13:12:54 -04:00
parent 0da92d5e02
commit f3863f760c
7215 changed files with 1860260 additions and 1 deletions
@@ -0,0 +1,59 @@
+import {
+  instantiateNapiModuleSync,
+  MessageHandler,
+  WASI,
+  createFsProxy,
+  emnapiAsyncWorkPlugin,
+  emnapiTSFNPlugin,
+} from '@napi-rs/wasm-runtime'
+import { memfsExported as __memfsExported } from '@napi-rs/wasm-runtime/fs'
+
+const fs = createFsProxy(__memfsExported)
+
+const errorOutputs = []
+
+const handler = new MessageHandler({
+  onLoad({ wasmModule, wasmMemory }) {
+    const wasi = new WASI({
+      fs,
+      preopens: {
+        '/': '/',
+      },
+      print: function () {
+        // eslint-disable-next-line no-console
+        console.log.apply(console, arguments)
+      },
+      printErr: function() {
+        // eslint-disable-next-line no-console
+        console.error.apply(console, arguments)
+        
+        errorOutputs.push([...arguments])
+      },
+    })
+    return instantiateNapiModuleSync(wasmModule, {
+      childThread: true,
+      wasi,
+      // The wasm links a "basic" emnapi archive (no C async-work /
+      // threadsafe-function implementations), so every thread that
+      // instantiates it must provide the JavaScript implementations
+      // through the emnapi plugins.
+      plugins: [emnapiAsyncWorkPlugin, emnapiTSFNPlugin],
+      overwriteImports(importObject) {
+        importObject.env = {
+          ...importObject.env,
+          ...importObject.napi,
+          ...importObject.emnapi,
+          memory: wasmMemory,
+        }
+      },
+    })
+  },
+  onError(error) {
+    postMessage({ type: 'error', error, errorOutputs })
+    errorOutputs.length = 0
+  }
+})
+
+globalThis.onmessage = function (e) {
+  handler.handle(e)
+}