Add web worker JS API (#1993)

* Refactored the way worker polling is scheduled and errors are handled.
* Share the worker future as a Shared

8 files changed, 34 insertions, 0 deletions

diff --git a/tests/026_workers.test b/tests/026_workers.test
new file mode 100644
index 000000000..1c5b6f4e6
--- /dev/null
+++ b/tests/026_workers.test
@@ -0,0 +1,2 @@
+args: tests/026_workers.ts --reload
+output: tests/026_workers.ts.out
\ No newline at end of file
diff --git a/tests/026_workers.ts b/tests/026_workers.ts
new file mode 100644
index 000000000..0cf8f53b1
--- /dev/null
+++ b/tests/026_workers.ts
@@ -0,0 +1,14 @@
+const jsWorker = new Worker("tests/subdir/test_worker.js");
+const tsWorker = new Worker("tests/subdir/test_worker.ts");
+
+tsWorker.onmessage = e => {
+  console.log("Received ts: " + e.data);
+};
+
+jsWorker.onmessage = e => {
+  console.log("Received js: " + e.data);
+
+  tsWorker.postMessage("Hello World");
+};
+
+jsWorker.postMessage("Hello World");
diff --git a/tests/026_workers.ts.out b/tests/026_workers.ts.out
new file mode 100644
index 000000000..7538cc867
--- /dev/null
+++ b/tests/026_workers.ts.out
@@ -0,0 +1,4 @@
+Hello World
+Received js: Hello World
+Hello World
+Received ts: Hello World
diff --git a/tests/error_004_missing_module.disabled b/tests/error_004_missing_module
index b94c86004..b94c86004 100644
--- a/tests/error_004_missing_module.disabled
+++ b/tests/error_004_missing_module
diff --git a/tests/error_005_missing_dynamic_import.disabled b/tests/error_005_missing_dynamic_import
index 2acf467c1..2acf467c1 100644
--- a/tests/error_005_missing_dynamic_import.disabled
+++ b/tests/error_005_missing_dynamic_import
diff --git a/tests/error_006_import_ext_failure.disabled b/tests/error_006_import_ext_failure
index 5fe245739..5fe245739 100644
--- a/tests/error_006_import_ext_failure.disabled
+++ b/tests/error_006_import_ext_failure
diff --git a/tests/subdir/test_worker.js b/tests/subdir/test_worker.js
new file mode 100644
index 000000000..53d38ba96
--- /dev/null
+++ b/tests/subdir/test_worker.js
@@ -0,0 +1,7 @@
+onmessage = function(e) {
+  console.log(e.data);
+
+  postMessage(e.data);
+
+  workerClose();
+};
diff --git a/tests/subdir/test_worker.ts b/tests/subdir/test_worker.ts
new file mode 100644
index 000000000..53d38ba96
--- /dev/null
+++ b/tests/subdir/test_worker.ts
@@ -0,0 +1,7 @@
+onmessage = function(e) {
+  console.log(e.data);
+
+  postMessage(e.data);
+
+  workerClose();
+};