[esnext] Fix various callsites to use is_resumable, not is_generator

test/mjsunit/harmony/debug-async-break-on-stack.js

Index: test/mjsunit/harmony/debug-async-break-on-stack.js
diff --git a/test/mjsunit/harmony/async-arrow-lexical-super.js b/test/mjsunit/harmony/debug-async-break-on-stack.js
similarity index 50%
copy from test/mjsunit/harmony/async-arrow-lexical-super.js
copy to test/mjsunit/harmony/debug-async-break-on-stack.js
index 78f5d555b607d2dc3ad5e9245330b775f5d9b006..d3d9d8bef63809fb880f98f478613b0f40c22b20 100644
--- a/test/mjsunit/harmony/async-arrow-lexical-super.js
+++ b/test/mjsunit/harmony/debug-async-break-on-stack.js
@@ -2,8 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+// Flags: --expose-debug-as debug
 // Flags: --harmony-async-await --allow-natives-syntax
 
+var Debug = debug.Debug;
+
 function assertEqualsAsync(expected, run, msg) {
   var actual;
   var hadValue = false;
@@ -13,7 +16,7 @@ function assertEqualsAsync(expected, run, msg) {
   if (typeof promise !== "object" || typeof promise.then !== "function") {
     throw new MjsUnitAssertionError(
         "Expected " + run.toString() +
-        " to return a Promise, but it returned " + PrettyPrint(promise));
+        " to return a Promise, but it returned " + promise);
   }
 
   promise.then(function(value) { hadValue = true; actual = value; },
@@ -29,30 +32,47 @@ function assertEqualsAsync(expected, run, msg) {
       hadValue, "Expected '" + run.toString() + "' to produce a value");
 
   assertEquals(expected, actual, msg);
-};
+}
 
-class BaseClass {
-  constructor(x) {
-    this.name_ = x;
-  }
-  get name() { return this.name_; }
-};
+var break_count = 0;
+var exception = null;
 
-class DeferredSuperCall extends BaseClass {
-  constructor(x) {
-    return async() => super(x);
+function listener(event, exec_state, event_data, data) {
+  if (event != Debug.DebugEvent.Break) return;
+  try {
+    break_count++;
+    var line = exec_state.frame(0).sourceLineText();
+    print(line);
+    assertTrue(line.indexOf(`B${break_count}`) > 0);
+  } catch (e) {
+    exception = e;
   }
-};
+}
+
+
+async function g() {
+  setbreaks();
+  throw 1;  // B1
+}
+
+async function f() {
+  try {
+    await g();
+  } catch (e) {}
+  return 2;  // B2
+}
+
+function setbreaks() {
+  Debug.setListener(listener);
+  Debug.setBreakPoint(g, 2);
+  Debug.setBreakPoint(f, 4);
+}
 
-assertEqualsAsync(
-  "LexicalSuperCall",
-  () => new DeferredSuperCall("LexicalSuperCall")().then(x => x.name));
+f();
 
+%RunMicrotasks();
 
-class DeferredSuperProperty extends BaseClass {
-  deferredName() { return async() => super.name; }
-};
+assertEqualsAsync(2, async () => break_count);
+assertEqualsAsync(null, async () => exception);
 
-assertEqualsAsync(
-  "LexicalSuperProperty",
-  () => new DeferredSuperProperty("LexicalSuperProperty").deferredName()());
+Debug.setListener(null);