Wasm loaded in background script

Author: pierremtb

manifest.json

@@ -36,5 +36,9 @@
     "background": {
         "service_worker": "src/chrome/background.ts",
         "type": "module"
+    },
+    "content_security_policy": {
+        "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';",
+        "sandbox": "sandbox allow-scripts allow-forms allow-popups allow-modals; script-src 'self' 'unsafe-inline' 'unsafe-eval'; child-src 'self';"
     }
 }

package.json

@@ -36,6 +36,8 @@
     },
     "scripts": {
         "start": "vite",
+        "install:rust": "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh",
+        "install:wasm": "curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh",
         "build:wasm:dev": "(cd src/wasm-lib && wasm-pack build --dev --target web --out-dir pkg) && cp src/wasm-lib/pkg/wasm_lib_bg.wasm public",
         "build:wasm": "(cd src/wasm-lib && wasm-pack build --target web --out-dir pkg) && cp src/wasm-lib/pkg/wasm_lib_bg.wasm public",
         "build": "vite build",

src/chrome/background.ts

@@ -65,7 +65,9 @@ async function initialiseWasm() {
         const fullUrl = '/wasm_lib_bg.wasm'
         const input = await fetch(fullUrl)
         const buffer = await input.arrayBuffer()
-        return await init(buffer)
+        const output = await init(buffer)
+        console.log('Wasm loaded: ', output)
+        return output
     } catch (e) {
         console.log('Error initialising WASM', e)
         throw e