fix: use hashed name to escape paths

unjs · Dec 29, 2023 · 7446cbf · 7446cbf
1 parent 633f69a
commit 7446cbf
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Showing 2 changed files with 14 additions and 17 deletions.
diff --git a/src/plugin/index.ts b/src/plugin/index.ts
@@ -88,29 +88,26 @@ const unplugin = createUnplugin<UnwasmPluginOptions>((opts) => {
         return;
       }
 
-      const source = await fs.readFile(id);
-      const name = `wasm/${basename(id, ".wasm")}-${sha1(source)}.wasm`;
-      const parsed = parse(name, source);
+      const buff = await fs.readFile(id);
+      return buff.toString('binary');
+    },
+    transform(code, id) {
+      if (!id.endsWith(".wasm")) {
+        return;
+      }
+
+      const buff = Buffer.from(code, 'binary')
+      const name = `wasm/${basename(id, ".wasm")}-${sha1(buff)}.wasm`;
+      const parsed = parse(name, buff);
 
-      assets[id] = <WasmAsset>{
+      const asset = assets[name] = <WasmAsset>{
         name,
         id,
-        source,
+        source: buff,
         imports: parsed.imports,
         exports: parsed.exports,
       };
 
-      return `export default "UNWASM DUMMY EXPORT";`;
-    },
-    transform(_code, id) {
-      if (!id.endsWith(".wasm")) {
-        return;
-      }
-      const asset = assets[id];
-      if (!asset) {
-        return;
-      }
-
       return {
         code: getWasmBinding(asset, opts),
         map: { mappings: "" },

diff --git a/src/plugin/runtime.ts b/src/plugin/runtime.ts
@@ -13,7 +13,7 @@ export function getWasmBinding(asset: WasmAsset, opts: UnwasmPluginOptions) {
   const envCode: string = opts.esmImport
     ? js`
 async function _instantiate(imports) {
-  const _mod = await import("${UNWASM_EXTERNAL_PREFIX}${asset.id}").then(r => r.default || r);
+  const _mod = await import("${UNWASM_EXTERNAL_PREFIX}${asset.name}").then(r => r.default || r);
   return WebAssembly.instantiate(_mod, imports)
 }
   `