test(website): skip wasm integration outside browsers

Author: paralin

website/assets/js/goscript-wasm.js

@@ -3,9 +3,15 @@
 
 let wasmReady = false
 let wasmError = null
+const hasBrowserRuntime =
+  typeof window !== 'undefined' && typeof document !== 'undefined'
 
 // Initialize the Go WASM runtime
 async function initGoWasm() {
+  if (!hasBrowserRuntime) {
+    return
+  }
+
   // Load wasm_exec.js if not already loaded
   if (!window.Go) {
     await new Promise((resolve, reject) => {
@@ -58,6 +64,9 @@ async function initGoWasm() {
 
 // Compile Go source code to TypeScript
 export async function compileGoToTypeScript(goSource, packageName = 'main') {
+  if (!hasBrowserRuntime) {
+    throw new Error('GoScript WASM compiler requires a browser runtime')
+  }
   if (!wasmReady) {
     if (wasmError) {
       throw wasmError
@@ -85,8 +94,10 @@ export function getCompilerError() {
 }
 
 // Initialize and export a promise that resolves when ready
-export const ready = initGoWasm().catch((err) => {
-  wasmError = err
-  console.error('Failed to initialize GoScript WASM compiler:', err)
-  throw err
-})
+export const ready = hasBrowserRuntime
+  ? initGoWasm().catch((err) => {
+      wasmError = err
+      console.error('Failed to initialize GoScript WASM compiler:', err)
+      throw err
+    })
+  : Promise.resolve()

website/tests/wasm-integration.test.ts

@@ -1,8 +1,13 @@
 import { expect, test, describe, beforeAll } from 'vitest'
 import { ready, compileGoToTypeScript, isCompilerReady } from '../assets/js/goscript-wasm.js'
 
+const describeWasm =
+  typeof window === 'undefined' || typeof document === 'undefined'
+    ? describe.skip
+    : describe
+
 // This test actually loads the WASM compiler and tests compilation
-describe('WASM Integration', () => {
+describeWasm('WASM Integration', () => {
   beforeAll(async () => {
     // Wait for WASM to be ready with a longer timeout
     await ready