Merge pull request #55 from mysterycommand/fix/handle-import-meta-url

Handle import.meta.url
mysterycommand · Jun 27, 2019 · 8b1ad00 · 8b1ad00
2 parents 7b21fb5 + a349e50
commit 8b1ad00
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/src/WasmPackAsset.js b/src/WasmPackAsset.js
@@ -134,10 +134,12 @@ class WasmPackAsset extends Asset {
     const exportNames = Array.from(
       matches(/export (?:class|const|function) (\w+)/g, initStr),
     ).map(([_, name]) => name);
-    const init = initStr.replace(
-      'return wasm;',
-      `return { ${exportNames.join(', ')} };`,
-    );
+    const init = initStr
+      .replace('return wasm;', `return { ${exportNames.join(', ')} };`)
+      .replace(
+        `module = import.meta.url.replace(/\.js$/, '_bg.wasm');`,
+        `throw new Error('the \`module\` argument is required for use with \`parcel-plugin-wasm-pack\`');`,
+      );
     await fs.writeFile(initPath, init);
 
     await this.addDependency(path.relative(dir, wasmPath));