fix: webidl utils and align `Event` to spec (#9470)

2 files changed, 6 insertions, 6 deletions

diff --git a/cli/tests/error_009_op_crates_error.js.out b/cli/tests/error_009_op_crates_error.js.out
index fd428b28e..b46ba3c16 100644
--- a/cli/tests/error_009_op_crates_error.js.out
+++ b/cli/tests/error_009_op_crates_error.js.out
@@ -1,3 +1,3 @@
-[WILDCARD]error: Uncaught TypeError: Event requires at least 1 argument, but only 0 present[WILDCARD]
+[WILDCARD]error: Uncaught TypeError: Failed to construct 'Event': 1 argument, but only 0 present.[WILDCARD]
     at new Event (deno:op_crates/web/[WILDCARD])
     at [WILDCARD]
diff --git a/cli/tests/unit/event_test.ts b/cli/tests/unit/event_test.ts
index 149509c9d..9eb90fa36 100644
--- a/cli/tests/unit/event_test.ts
+++ b/cli/tests/unit/event_test.ts
@@ -99,27 +99,27 @@ unitTest(function eventInspectOutput(): void {
     [
       new Event("test"),
       (event: Event) =>
-        `Event {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  target: null,\n  timeStamp: ${event.timeStamp},\n  type: "test"\n}`,
+        `Event {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  srcElement: null,\n  target: null,\n  returnValue: true,\n  timeStamp: ${event.timeStamp},\n  type: "test"\n}`,
     ],
     [
       new ErrorEvent("error"),
       (event: Event) =>
-        `ErrorEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  target: null,\n  timeStamp: ${event.timeStamp},\n  type: "error",\n  message: "",\n  filename: "",\n  lineno: 0,\n  colno: 0,\n  error: null\n}`,
+        `ErrorEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  srcElement: null,\n  target: null,\n  returnValue: true,\n  timeStamp: ${event.timeStamp},\n  type: "error",\n  message: "",\n  filename: "",\n  lineno: 0,\n  colno: 0,\n  error: null\n}`,
     ],
     [
       new CloseEvent("close"),
       (event: Event) =>
-        `CloseEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  target: null,\n  timeStamp: ${event.timeStamp},\n  type: "close",\n  wasClean: false,\n  code: 0,\n  reason: ""\n}`,
+        `CloseEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  srcElement: null,\n  target: null,\n  returnValue: true,\n  timeStamp: ${event.timeStamp},\n  type: "close",\n  wasClean: false,\n  code: 0,\n  reason: ""\n}`,
     ],
     [
       new CustomEvent("custom"),
       (event: Event) =>
-        `CustomEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  target: null,\n  timeStamp: ${event.timeStamp},\n  type: "custom",\n  detail: undefined\n}`,
+        `CustomEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  srcElement: null,\n  target: null,\n  returnValue: true,\n  timeStamp: ${event.timeStamp},\n  type: "custom",\n  detail: undefined\n}`,
     ],
     [
       new ProgressEvent("progress"),
       (event: Event) =>
-        `ProgressEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  target: null,\n  timeStamp: ${event.timeStamp},\n  type: "progress",\n  lengthComputable: false,\n  loaded: 0,\n  total: 0\n}`,
+        `ProgressEvent {\n  bubbles: false,\n  cancelable: false,\n  composed: false,\n  currentTarget: null,\n  defaultPrevented: false,\n  eventPhase: 0,\n  srcElement: null,\n  target: null,\n  returnValue: true,\n  timeStamp: ${event.timeStamp},\n  type: "progress",\n  lengthComputable: false,\n  loaded: 0,\n  total: 0\n}`,
     ],
   ];