Fix vite bundling of worker

Doenet · Jul 5, 2024 · c479a86 · c479a86
1 parent 3b30c97
commit c479a86
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diff --git a/packages/doenetml-prototype/test/wasm-tests.test.browser.ts b/packages/doenetml-prototype/test/wasm-tests.test.browser.ts
@@ -60,6 +60,9 @@ describe("wasm tests", () => {
     describe("run_wasm_tests", async () => {
         const worker = await workerWithSource("<p>test</p>");
         const allTests = await worker._getTests();
+        if (!allTests) {
+            throw new Error("No tests found in wasm");
+        }
 
         for (const testName of allTests) {
             it(testName, async () => {

diff --git a/packages/doenetml-worker-rust/lib-js-wasm-binding/src/CoreWorker.ts b/packages/doenetml-worker-rust/lib-js-wasm-binding/src/CoreWorker.ts
@@ -17,6 +17,21 @@ export type Action = ActionsEnum & { componentIdx: number };
 
 type Flags = Record<string, unknown>;
 
+// Due to vite issue https://github.com/vitejs/vite/issues/17570 (related: https://github.com/vitejs/vite/issues/12611 )
+// vite assumes that globalThis.document is defined and relies on it when creating a WebWorker URL. Since it is not defined
+// in a worker itself, we define it here to prevent the error.
+// 2024-07-05
+if (typeof globalThis !== "undefined" && !globalThis.document) {
+    const url = new URL(
+        typeof location !== "undefined" ? location.href : "http://localhost",
+    );
+    const baseUrl = url.protocol + "//" + url.host + url.pathname;
+    // @ts-ignore
+    globalThis.document = {
+        URL: baseUrl,
+        baseURI: baseUrl,
+    };
+}
 export class CoreWorker {
     doenetCore?: PublicDoenetMLCore;
     wasm_initialized = false;