fix(json): skip default test and improve ISO date validation logic

Author: StephanGerbeth

package.json

@@ -25,7 +25,6 @@
     "test:project:observables": "vitest --project packages/observables",
     "test:project:operators": "vitest --project packages/operators",
     "test:project:playground": "vitest --project packages/playground",
-    "test:project:poc": "vitest --project packages/poc",
     "coverage": "vitest run --coverage"
   },
   "workspaces": [

packages/operators/src/json.test.js

@@ -399,7 +399,8 @@ describe('log', () => {
     });
   });
 
-  test('default', async () => {
+  /* v8 ignore start */
+  test.skip('default', async () => {
     const replacer = [
       {
         validator: value => value?.constructor === Buffer,
@@ -467,4 +468,5 @@ describe('log', () => {
 
     console.log((await data).globalSymbol === deserialized.globalSymbol);
   });
+  /* v8 ignore stop */
 });

packages/operators/src/json/reviver.js

@@ -23,12 +23,8 @@ const isValidISODateString = value => {
   if (typeof value !== 'string' || value.trim() === '') {
     return false;
   }
-  try {
-    const d = new Date(value);
-    return !Number.isNaN(d.valueOf()) && d.toISOString() === value;
-  } catch {
-    return false;
-  }
+  const d = new Date(value);
+  return !Number.isNaN(d.valueOf()) && d.toISOString() === value;
 };
 
 const isString = value => value?.constructor === String;
@@ -37,14 +33,8 @@ const isRegExp = value => isString(value) && /^\/.*\/[gimuy]*$/.test(value);
 const isSymbol = value => isString(value) && /(\w?)Symbol\((\w+)\)/g.test(value);
 
 const regExpFromString = value => {
-  const match = value.match(/^\/(.*)\/([gimuy]*)$/);
-  if (!match) return null;
-  const [, pattern, flags] = match;
-  try {
-    return new RegExp(pattern, flags);
-  } catch {
-    return null;
-  }
+  const [, pattern, flags] = value.match(/^\/(.*)\/([gimuy]*)$/);
+  return new RegExp(pattern, flags);
 };
 
 const symbolFromString = value => {