Loader: support .wasm imports (#3328)

* loader: support .wasm imports

* http_server: true

* Support named exports

* Clippy

1 files changed, 19 insertions, 0 deletions

diff --git a/cli/compilers/wasm_wrap.js b/cli/compilers/wasm_wrap.js
new file mode 100644
index 000000000..c90bd5540
--- /dev/null
+++ b/cli/compilers/wasm_wrap.js
@@ -0,0 +1,19 @@
+const importObject = Object.create(null);
+//IMPORTS
+
+function base64ToUint8Array(data) {
+  const binString = window.atob(data);
+  const size = binString.length;
+  const bytes = new Uint8Array(size);
+  for (let i = 0; i < size; i++) {
+    bytes[i] = binString.charCodeAt(i);
+  }
+  return bytes;
+}
+
+const buffer = base64ToUint8Array("BASE64_DATA");
+const compiled = await WebAssembly.compile(buffer);
+
+const instance = new WebAssembly.Instance(compiled, importObject);
+
+//EXPORTS